CN113722521A - Water traffic accident information expression system and method - Google Patents
Water traffic accident information expression system and method Download PDFInfo
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Abstract
The invention relates to a system and a method for expressing water traffic accident information. The invention calls the electronic chart service to visually display and spatially analyze the accident data based on the electronic chart so as to help the maritime accident management personnel to better explore the spatial distribution characteristics of the accident.
Description
Technical Field
The invention relates to the field of water traffic safety, in particular to a water traffic accident information expression system and a water traffic accident information expression method.
Background
The maritime department is used as a national water traffic safety law enforcement agency, one important responsibility is to investigate and process water traffic accidents, ship pollution accidents and water traffic illegal cases, the maritime department establishes an accident investigation management informatization platform covering all levels of maritime authorities in the country at present, but the accident statistical analysis work still stays in the stage of reporting a fixed statistical report form, and the function of accident data on safety management aid decision cannot be fully exerted. And the expression mode of the accident is still laggard, the accident is mainly expressed by adopting text and list display and in a statistical mode, a visual and effective expression mode is lacked, the accident address cannot be expressed in a visual mode, the surrounding environment of the accident cannot be clearly checked, the rapid dynamic analysis of the surrounding environment of the accident cannot be realized, the expression of the accident occurrence quantity and the distribution condition of a certain specific maritime department jurisdiction can not be finished, and the accident distribution cannot be visually checked on one picture.
Disclosure of Invention
The invention aims to solve the technical problem of providing a system and a method for expressing traffic accident information, which can realize space display and multidimensional statistical analysis of traffic accident data on water.
The invention is realized by the following technical scheme:
a method for expressing traffic accident information on water is characterized by comprising the following steps:
(1) according to the coordinate data of the accident places in the accident data, marking the distribution condition of the accident occurrence places on the electronic chart with icons in different colors and different shapes after classification;
(2) according to the accident site coordinate data in the accident data, calculating the density of accidents occurring in the fixed-distance grid of the designated water area according to the accident occurrence time, the accident grade and the accident type screening conditions; meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern;
(3) inquiring accident information meeting the conditions according to different attribute information in the accident data; marking the query result on the electronic chart by the accident occurrence place, and simultaneously, checking the summary information and the detailed information of the accident in an associated manner by clicking the accident marking icon;
(4) according to the coordinates of accident sites in the accident data, an underwater area is set through a water area range or manually drawn on the electronic chart by a user, accidents occurring in the area are searched, query results are marked on the electronic chart, and meanwhile summary information and detailed information of the accidents can be viewed in an associated mode through clicking an accident marking icon; carrying out statistical analysis on accidents occurring in the area;
(5) based on the electronic chart platform, the relevant information which is helpful for analyzing the accident reason is displayed and exported on the electronic chart platform in a graphical mode.
Further, the classification in (1) includes one or more of classification by accident category, classification by accident grade, classification by accident occurrence time period, classification by accident ship category, classification by accident ship nationality, classification by accident ship ton grade, classification by accident economic loss grade, classification by accident casualty grade, classification by accident reason and classification by weather hydrology condition when the accident occurs.
Further, the above-mentioned method for expressing traffic accident information on water, (2) the accident density includes one or more of an accident number grid density statistic, an accident economic loss grid density statistic and an accident casualty grid density statistic, and the accident density speckle pattern includes one or more of an accident number density speckle thematic map, an accident economic loss density speckle thematic map and an accident casualty density speckle thematic map.
Further, the method for expressing the water traffic accident information comprises the step (3) of inquiring one or more of the accident quick report information according to the accident basic information, the accident investigation information according to the accident meteorological hydrology information, the accident ship information according to the accident ship attribute, the accident crew on duty information according to the accident crew attribute, the accident ship manager information according to the accident ship manager attribute and the accident ship information according to the accident facility attribute.
Further, the above-water traffic accident information expression method, wherein the statistical analysis in (4) is to count the regional accident situation according to one or more of accident grade, accident type, accident time, accident casualty situation, pollution situation and accident reason.
Further, the related information which is helpful for analyzing the accident reason comprises one or more of historical accident information around the accident site, accident ship track information, accident density analysis results and accident factor information.
A water traffic accident information presentation system, the system comprising:
the accident occurrence water area display module is used for marking the distribution situation of the accident occurrence positions on the electronic chart in different colors and different shapes after classification according to the coordinate data of the accident positions in the accident data;
the accident occurrence place density analysis module is used for calculating the density of accidents occurring in the fixed-distance grids of the specified water areas according to the accident place coordinate data in the accident data and the screening conditions of the accident occurrence time, the accident grade and the accident type; meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern;
the accident data attribute query module is used for querying accident information meeting the conditions according to different attribute information in the accident data; marking the query result on the electronic chart by the accident occurrence place, and simultaneously, checking the summary information and the detailed information of the accident in an associated manner by clicking the accident marking icon;
the accident data space query statistical module is used for searching accidents occurring in the area by setting a water area range or manually drawing an overwater area on the electronic chart by a user according to the coordinates of accident places in the accident data, marking query results on the electronic chart, and simultaneously, checking the summary information and the detailed information of the accidents in a correlation manner by clicking an accident marking icon; carrying out statistical analysis on accidents occurring in the area;
and the accident reason auxiliary analysis module is used for displaying and exporting the relevant information which is helpful for analyzing the accident reason on the electronic chart platform in a graphical mode on the basis of the electronic chart platform.
Furthermore, the water area display module for the traffic accident includes one or more of an accident category classification module, an accident grade classification module, an accident time period classification module, an accident ship category classification module, an accident ship nationality classification module, an accident ship tonnage classification module, an accident economic loss grade classification module, an accident casualty number grade classification module, an accident reason classification module, a weather hydrological condition classification module during the accident occurrence and an accident icon management module.
Furthermore, the system for expressing the information of the water traffic accident comprises an accident occurrence place density analysis module and an accident economic loss grid density analysis module, wherein the accident occurrence place density analysis module comprises one or more of an accident quantity grid density statistical module, an accident economic loss grid density statistical module and an accident casualty grid density statistical module.
Further, the system for expressing the water traffic accident information comprises an accident data space query and statistics module, wherein the accident data space query and statistics module comprises one or more of a preset water area accident information space query module, a preset water area accident information statistics module, a preset water area range management and maintenance module, a custom space range accident information space query module and a custom space range accident information statistics module.
The invention has the advantages and effects that:
1. the aquatic traffic accident information expression system provided by the invention is based on an electronic chart and a GIS development platform, realizes space display analysis and multidimensional statistical analysis on aquatic traffic accident data, further explores the characteristics and rules of accident data in the system, and finally achieves the aims of providing scientific basis for aquatic safety management decisions and helping a maritime organization to further improve the working capacity of aquatic traffic accident management.
2. The method for expressing the water traffic accident information is based on the electronic chart, fully utilizes the accident position information, develops an electronic chart OGC interface, calls an electronic chart service, and carries out multi-dimensional visual display and spatial analysis on accident data so as to help accident management personnel to better discover the spatial distribution characteristics of the accident. Meanwhile, the functions of the electronic chart can be fully utilized, and the functional requirements of browsing, displaying, positioning, ranging, track playback and the like of the electronic chart are met.
Drawings
FIG. 1 is a general technical architecture diagram of the water traffic accident information expression system of the present invention;
FIG. 2 is a diagram of the internal logic architecture of the water traffic accident information expression system of the present invention;
FIG. 3 is a schematic diagram of the water traffic accident information expression system according to the present invention, in which different accident type icons represent the spatial distribution of accidents;
FIG. 4 is a schematic diagram of the water traffic accident information expression system according to the present invention, in which different accident level icons represent the spatial distribution of accidents;
FIG. 5 is a schematic diagram of the water traffic accident information expression system according to the present invention, showing the spatial distribution of accidents in different accident seasons;
FIG. 6 is a schematic diagram of the water traffic accident information expression system according to the present invention, in which different accident ship type icons represent the accident spatial distribution;
FIG. 7 is a schematic diagram of the marine traffic accident information expression system according to the present invention, in which the state icons of ships with different accidents represent the spatial distribution of accidents;
FIG. 8 is a schematic diagram of the water traffic accident information expression system according to the present invention, in which ton-level icons of ships with different accidents represent accident spatial distribution;
FIG. 9 is a schematic diagram of the water traffic accident information expression system of the present invention showing the accident spatial distribution by icons of different accident economic loss levels;
FIG. 10 is a schematic diagram of the spatial distribution of the accidents represented by weather condition icons when the accidents happen by the water traffic accident information expression system of the invention;
FIG. 11 is a statistical schematic diagram of the number of accidents grid density of the water traffic accident information expression system of the present invention;
FIG. 12 is a schematic diagram of statistics of economic loss grid density of accidents of the water traffic accident information expression system of the present invention;
FIG. 13 is a schematic diagram of a grid density statistic of casualties in accident of the water traffic accident information expression system of the present invention;
FIG. 14 is a schematic view of a number-density mottle thematic map of accidents of the system for expressing traffic accident information on water according to the present invention;
FIG. 15 is a schematic illustration of the economic loss density mottle of the accident of the waterborne traffic accident information expression system of the present invention;
FIG. 16 is a schematic diagram of the number density of casualties and color spots of the system for expressing traffic accident information on water according to the present invention;
FIG. 17 is a schematic view of the investigation of accident information of the water traffic accident information expression system of the present invention;
FIG. 18 is a schematic diagram of the playback of the motion trajectory of an accident ship of the water traffic accident information expression system of the present invention;
fig. 19 is a schematic diagram of plotting accident factor information of the water traffic accident information expression system of the present invention.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention are described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Embodiments of the present invention are described in detail below with reference to the accompanying drawings:
the system provided by the invention follows the requirements of maritime information top-level design, follows a set maritime SOA system architecture, is developed and implemented under an SOA framework built by maritime information top-level design, related services are deployed on a service bus, and the overall technical architecture of the invention is shown in FIG. 1. The development is carried out based on the unified support architecture and cloud computing infrastructure by adopting JAVA language according to the technical route requirements of the maritime information top-level design such as J2EE application development technical architecture, a maritime network information system and the like. The system of the invention is integrated and displayed based on two platform portals and a mobile portal, meets the authentication requirements of 4A (account management, authentication, authorization and audit), uses a unified identity authentication system to perform identity management and fine-grained authorization management, and has an internal logic architecture design diagram as shown in figure 2. The system is deployed on computing and storage resources and supporting software of a primary data center (primary and standby deployment is realized in two primary centers of Beijing and Shanghai). The invention adopts a front-end and back-end separation mode to construct a system, a front-end page uses Vue framework technology to carry out modular processing on the Service, Vuex is adopted to carry out unified management on data, a middle end adopts a NodeJS processing interface and rendering data, a back end only processes interface data, and Service contacts are used for packaging and providing interface Service for MongoDB operation. Thus, the front end and the back end are completely separated, unit test and integration test are facilitated, and the middle end plays the role of a middle person in the separation of the front end and the back end and is used for processing routing, templates and the like. The front end and the back end have no direct relation and are two different projects.
The method for expressing the water traffic accident information comprises the following steps:
(1) and according to the coordinate data of the accident places in the accident data, marking the distribution condition of the accident occurrence places on the electronic chart with icons in different colors and different shapes after classification. The classification includes one or more of classification by accident category, classification by accident grade, classification by accident occurrence time period, classification by accident ship category, classification by accident ship nationality, classification by accident ship ton grade, classification by accident economic loss grade, classification by accident casualty grade, classification by accident reason and classification by weather hydrological conditions when the accident occurs.
(2) And calculating the density of the accidents occurring in the fixed-distance grid of the designated water area according to the accident site coordinate data in the accident data and the accident occurrence time, the accident grade and the accident type screening conditions. The accident density comprises one or more of accident number grid density statistics, accident economic loss grid density statistics and accident casualty grid density statistics. Meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern. The accident density and color spot pattern comprises one or more of an accident number density and color spot thematic pattern, an accident economic loss density and color spot thematic pattern and an accident casualty density and color spot thematic pattern.
(3) Inquiring accident information meeting the conditions according to different attribute information in the accident data; and marking the query result on the electronic chart by the accident occurrence place, and simultaneously, related viewing of summary information and detailed information of the accident by clicking the accident marking icon. The accident information comprises one or more of accident quick report information inquiry according to accident basic information, accident investigation information inquiry according to the accident basic information, accident meteorological hydrological information inquiry according to the accident, accident ship information inquiry according to accident ship attributes, accident crew information inquiry according to the accident crew attributes on duty, accident ship manager information inquiry according to the accident ship manager attributes and accident ship information inquiry according to the accident facility attributes.
(4) According to the coordinates of accident sites in the accident data, an underwater area is set through a water area range or manually drawn on the electronic chart by a user, accidents occurring in the area are searched, query results are marked on the electronic chart, and meanwhile summary information and detailed information of the accidents can be viewed in an associated mode through clicking an accident marking icon; and carrying out statistical analysis on accidents occurring in the area. The statistical analysis is to count the accident condition of the area according to one or more conditions of accident grade, accident type, accident time, accident casualty condition, pollution condition and accident reason.
(5) Based on the electronic chart platform, the relevant information which is helpful for analyzing the accident reason is displayed and exported on the electronic chart platform in a graphical mode. The related information which is helpful for analyzing the accident reason comprises one or more of historical accident information around the accident site, accident ship track information, accident density analysis results and accident factor information.
The system for expressing the water traffic accident information comprises an accident occurrence water area display module, an accident occurrence place density analysis module, an accident data attribute query module, an accident data space query and statistics module and an accident reason auxiliary analysis module. And the accident occurrence water area display module is used for classifying the accident occurrence positions according to the accident position coordinate data in the accident data and marking the distribution conditions of the accident occurrence positions on the electronic chart by icons in different colors and different shapes. The accident occurrence water area display module comprises one or more of an accident type classification module, an accident grade classification module, an accident occurrence time period classification module, an accident ship type classification module, an accident ship nationality classification module, an accident ship ton grade classification module, an accident economic loss grade classification module, an accident casualty grade classification module, an accident reason classification module, a weather hydrological condition classification module during accident occurrence and an accident icon management module. The accident occurrence place density analysis module is used for calculating the density of accidents occurring in the fixed distance grid of the designated water area according to the accident place coordinate data in the accident data and the screening conditions of the accident occurrence time, the accident grade and the accident type; meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern. The accident occurrence place density analysis module comprises one or more of an accident quantity grid density statistical module, an accident economic loss grid density statistical module and an accident casualty grid density statistical module. The accident data attribute query module is used for querying accident information meeting conditions according to different attribute information in the accident data; and marking the query result on the electronic chart by the accident occurrence place, and simultaneously, related viewing of summary information and detailed information of the accident by clicking the accident marking icon. The accident data space query statistical module is used for searching accidents occurring in a water area range by setting the water area range or manually drawing an overwater area on the electronic chart by a user according to the accident location coordinates in the accident data, marking a query result on the electronic chart, and simultaneously, checking the summary information and the detailed information of the accidents in a correlation manner by clicking an accident marking icon; and carrying out statistical analysis on accidents occurring in the area. The accident data space query and statistics module comprises one or more of a preset water area accident information space query module, a preset water area accident information statistics module, a preset water area range management and maintenance module, a custom space range accident information space query module and a custom space range accident information statistics module. The accident reason auxiliary analysis module is used for displaying and exporting the relevant information which is helpful for analyzing the accident reason on the electronic chart platform in a graphical mode on the basis of the electronic chart platform.
The accident occurrence water area display module classifies the accident occurrence places according to the accident place coordinate data in the accident data, accident types, accident occurrence times (different time periods or different seasons), accident grades and the like, and marks the distribution conditions of the accident occurrence places on the electronic chart by icons in different colors and different shapes, so that accident investigation managers of all levels of maritime management institutions can conveniently and visually know the respective characteristics of the accident occurrence water areas in the district integrally. The specific implementation comprises the following steps: the method comprises the following steps of showing accident occurrence place distribution by using different accident type icons, showing accident occurrence place distribution by using different accident grade icons, showing accident occurrence place distribution by using different accident occurrence time period icons, showing accident occurrence place distribution by using different accident ship type icons, showing accident occurrence place distribution by using different accident ship nationality (ship station) icons, showing accident occurrence place distribution by using different accident ship ton grade icons, showing accident occurrence place distribution by using different accident economic loss grade icons, showing accident occurrence place distribution by using different accident casualty grade icons, showing accident occurrence place distribution by using different accident reason icons, showing accident occurrence place distribution by using different weather hydrological condition icons when an accident occurs, managing accident icons and the like. The method comprises the steps that the accident occurrence place distribution function is displayed through different accident type icons, screening conditions such as accident occurrence time and accident levels of accident investigation management personnel of all levels of maritime management mechanisms can be achieved, the accident places of different types of accidents in the district of the unit are displayed on an electronic chart through different icons, and therefore the accident investigation management personnel of all levels of maritime management mechanisms can conveniently and visually know the characteristics of different accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and the accident spatial distribution schematic diagram represented by different accident type icons is shown in fig. 3. The accident occurrence place distribution function is displayed by the icons of different accident grades, so that accident investigation managers of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident types and the like, the accident places of accidents of different grades in the district of the unit are displayed on the electronic chart by different icons, and the accident investigation managers of all levels of the marine management institutions can conveniently and visually know the characteristics of accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and the accident spatial distribution schematic diagram represented by icons with different accident grades is shown in fig. 4. The method comprises the steps that the accident occurrence place distribution function is displayed through icons in different accident occurrence time periods, so that screening conditions such as accident occurrence time, accident types and accident grades of accident investigation management personnel of all levels of maritime management institutions can be realized, the accident places where accidents occur in different time periods (such as different crew duty time and different months/seasons) in the district of the unit are displayed on an electronic chart through different icons, and the accident investigation management personnel of all levels of maritime management institutions can conveniently and visually know the characteristics of the accident occurrence water areas in the district of the unit on the whole in different time periods. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and a schematic diagram of the spatial distribution of the accident is represented by different accident occurrence seasons as shown in fig. 5. The accident occurrence place distribution function is displayed through different accident ship type icons, so that accident investigation management personnel of all levels of marine management mechanisms can screen conditions such as accident occurrence time, accident types, accident grades and the like, the accident places of accidents of different ship types in the region of the unit are displayed on the electronic chart through different icons, and the accident investigation management personnel of all levels of marine management mechanisms can conveniently and visually know the characteristics of accident occurrence water areas of different ship types in the region of the jurisdiction integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and the accident spatial distribution schematic diagram represented by different accident ship type icons is shown in fig. 6. The accident occurrence location distribution function is displayed by different accident ship nationality (ship nationality port) icons, so that accident investigation management personnel of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident types, accident grades and the like, and the accident locations of the ships with different nationalities (or ship nationalities ports) in the district of the unit are displayed on the electronic chart by different icons, so that the accident investigation management personnel of all levels of the marine management institutions can intuitively know the characteristics of the ship accident occurrence water areas in the district of the unit integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in a correlated manner, and the accident spatial distribution schematic diagram represented by different accident ship nationality icons is shown in fig. 7. The system is characterized in that the accident occurrence place distribution function is displayed by different accident ship ton-level icons, so that accident investigation management personnel of all levels of marine management mechanisms can screen conditions such as accident occurrence time, accident types, accident grades and the like, and the accident places of different ship ton-level accidents in the district of the unit are displayed on an electronic chart by different icons, so that the accident investigation management personnel of all levels of marine management mechanisms can visually know the characteristics of different ship ton-level accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner. The method comprises the steps that the accident occurrence place distribution function is displayed through icons of different accident economic loss levels, so that accident investigation management personnel of all levels of marine management mechanisms can screen conditions such as accident occurrence time and accident types, the accident places of accidents of different economic loss levels in the district of the unit are displayed on an electronic chart through different icons, and the accident investigation management personnel of all levels of marine management mechanisms can conveniently and visually know the characteristics of accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in a correlated manner, and the accident spatial distribution schematic diagram is represented by different accident ship ton-level icons as shown in fig. 8. The accident occurrence place distribution function is displayed by the icons of different accident casualty grades, so that accident investigation managers of all levels of maritime management institutions can screen conditions such as accident occurrence time, accident types and the like, the accident places of accidents of different casualty grades in the region of the unit are displayed on the electronic chart by different icons, and the accident investigation managers of all levels of maritime management institutions can conveniently and visually know the characteristics of accident occurrence water areas of different casualty grades in the region of the jurisdiction integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and the accident spatial distribution schematic diagram represented by the icons with different accident economic loss levels is shown in fig. 9. The accident occurrence place distribution function is displayed by the icons of different accident reasons, so that accident investigation management personnel of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident types, accident grades and the like, and the accident places of different accident causes in the district of the unit are displayed on the electronic chart by the icons of different causes, so that the accident investigation management personnel of all levels of the marine management institutions can visually know the characteristics of different accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner. The accident occurrence place distribution function is displayed by the icons of different accident reasons, so that accident investigation management personnel of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident types, accident grades and the like, and the accident places of different accident causes in the district of the unit are displayed on the electronic chart by the icons of different causes, so that the accident investigation management personnel of all levels of the marine management institutions can visually know the characteristics of different accident occurrence water areas in the district integrally. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner. The accident occurrence place distribution function is displayed by different weather and hydrological condition icons when an accident occurs, so that accident investigation management personnel of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident types, accident grades and the like, and the accident places where the accident occurs in different hydrological meteorological conditions of the district of the unit are displayed on the electronic chart by different icons, so that the accident investigation management personnel of all levels of the marine management institutions can intuitively know the characteristics of the waters where the accident occurs in the district of the unit on the whole under different hydrological meteorological conditions. Meanwhile, by clicking the accident annotation icon, the summary information and the detailed information of the accident can be viewed in an associated manner, and the weather condition icon represents the spatial distribution schematic diagram of the accident when the accident occurs, as shown in fig. 10. The accident icon management function can allow a system administrator to edit and maintain icons displayed on the electronic chart for accidents of different levels, different types of ship accidents and different reasons, the system displays corresponding accident categories in the system according to the icons determined by the administrator, and the icons are displayed in legends.
The accident occurrence place density analysis module calculates the number density of accidents of different types and different levels in the fixed distance grid of the designated water area according to the accident place coordinate data in the accident data. Meanwhile, the system can automatically divide accident areas with different densities according to different accident space density grades through an automatic interpolation algorithm to form a water traffic accident density 'color spot pattern', and helps a maritime management personnel to analyze the distribution characteristics of the accident-prone areas from a macroscopic view angle. The specific realized functions comprise: the accident number grid density statistics, the accident economic loss grid density statistics, the accident casualty grid density statistics map, the accident number density color spot thematic map, the accident economic loss density color spot thematic map, the accident casualty density color spot thematic map, the accident frequent location analysis and the like. The accident quantity grid density statistical function realizes that accident survey managers of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident grade, accident types and the like, the waters in the district of the unit are subjected to gridding by setting a fixed distance (such as 5 n mile) in the system as an interval, and after the quantity of accidents occurring in each grid is calculated, the quantity of the accidents occurring in each grid is displayed on an electronic chart, so that the accident survey managers of all levels of the marine management institutions can analyze the accident quantity density characteristics of different waters in the district of the district on the whole, and the accident quantity grid density statistical schematic diagram is shown in fig. 11. The accident economic loss grid density statistical function realizes that accident investigation managers of all levels of the marine management institutions can screen conditions such as accident occurrence time, accident levels, accident types and the like, the waters in the district of the unit are subjected to gridding by setting a fixed distance (such as 5 n mile) in the system as an interval, and after the economic loss of accidents in each grid is calculated, the economic loss grid density statistical function can be displayed on an electronic chart so as to facilitate the accident investigation managers of all levels of the marine management institutions to integrally analyze the accident economic loss density characteristics of different waters in the district, and the accident economic loss grid density statistical schematic diagram is shown in fig. 12. The accident casualty grid density statistical chart function realizes the screening conditions of accident occurrence time, accident grade, accident type and the like of all levels of accident investigation managers of the marine management institutions, the waters of the district where the unit is located are subjected to gridding by setting a fixed distance (such as 5 n mile) in the system as an interval, and after the casualties of the accident occurring in each grid are calculated, the grid density statistical chart function can be displayed on an electronic chart so that all levels of the accident investigation managers can analyze the accident casualty density characteristics of different waters of the district as a whole, and the accident casualty grid density statistical chart is shown in fig. 13. The accident quantity density color spot thematic map function can divide areas with different accident quantity densities according to screening conditions such as accident occurrence time, accident grades, accident types and the like selected by accident investigation managers of all levels of marine management institutions, according to different accident quantity space density grades through an automatic interpolation algorithm, the areas with different densities can be displayed on an electronic marine map in different colors to form an accident quantity density color spot map, the marine management staff can be helped to analyze the distribution characteristics of the accident quantity density in the district from a macroscopic view angle, and the accident quantity density color spot thematic map schematic diagram is shown in fig. 14. The accident economic loss density color spot thematic map function can divide different accident economic loss density areas according to accident occurrence time, accident grades, accident types and other screening conditions selected by accident investigation management personnel of all levels of marine management institutions, through an automatic interpolation algorithm and according to different accident economic loss space density grades, the different density areas can be displayed on an electronic marine map in different colors to form an accident economic loss density color spot map, the marine management personnel are helped to analyze the distribution characteristics of the accident economic loss density in the district from a macroscopic view angle, and the accident economic loss density color spot map is shown in fig. 15. The accident casualty density spot thematic map function can divide different accident casualty density areas according to the accident occurrence time, accident grade, accident type and other screening conditions selected by accident investigation managers of all levels of maritime affair management institutions, according to different accident casualty space density grades through an automatic interpolation algorithm, the different density areas can be displayed on an electronic chart in different colors to form an accident number density spot map, the maritime affair management personnel can be helped to analyze the distribution characteristics of the accident casualty density in the district from a macroscopic view angle, and the accident casualty density spot map is shown in a figure 16. The accident-prone place analyzing function can analyze and calculate accident-prone places according to screening conditions such as accident occurrence time, accident grades and accident types selected by accident investigation management personnel of all levels of maritime management mechanisms through a spatial clustering analysis algorithm, can display the accident-prone places on an electronic chart, and helps maritime management personnel to analyze the accident-prone places in the district.
The accident data attribute query module is used for querying accident quick report information, accident statistical element information, accident related ship information, accident related facility information, accident attendant information and the like which meet conditions according to different attribute information in the accident data as query conditions. The query result can be labeled on the electronic chart by the accident occurrence place, and the summary information and the detailed information of the accident can be viewed in an associated manner by clicking the accident labeling icon. The specific realized functions comprise: the method comprises the following steps of inquiring accident quick report information according to accident basic information, inquiring accident investigation information according to the accident basic information, inquiring accident investigation information according to accident weather hydrological information, inquiring accident ship information according to accident ship attributes, inquiring accident crew information on duty according to accident crew attributes, inquiring accident ship manager information according to accident ship manager attributes, inquiring accident ship information according to accident facility attributes and the like. The function of inquiring the accident quick-report information according to the accident basic information realizes that the accident investigation management personnel of all levels of marine management organizations can inquire the accident quick-report information by combining the inquiry conditions of the accident name, the accident occurrence time, the accident grade, the accident type, the casualties, the economic loss and the like. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the summary information and the detailed information of the accident flash newspaper in a correlation mode. The accident investigation information inquiry function according to the accident basic information realizes that accident investigation managers of all levels of marine management institutions can inquire the accident name, the accident occurrence time, the accident grade, the accident type, the casualties, the economic loss and other inquiry conditions and carry out combined inquiry on the accident investigation statistical element information. The query results meeting the conditions are displayed in a list, the query results are marked on the electronic chart according to the accident occurrence place, meanwhile, the accident investigation summary information and the detailed information can be viewed in an associated mode by clicking an accident marking icon or a query result list on the electronic chart, and the accident investigation information viewing schematic diagram is shown in fig. 17. The function of inquiring accident investigation information according to the accident meteorological hydrological information realizes that accident investigation managers of all levels of marine management institutions can inquire the statistical element information of the accident investigation in a combined manner according to the inquiring conditions of weather conditions, wind conditions, visibility conditions, wave heights, flow speeds and the like when an accident occurs. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the accident investigation summary information and the detailed information in an associated manner. The function of inquiring accident ship information according to the accident ship attribute realizes that accident survey management personnel of all levels of marine management mechanisms can inquire the accident ship information in a combined manner according to the inquiry conditions of the ship name, the ship type, the ship state, the ship port, the ship identification number, the ship owner, the affiliated ship inspection mechanism and the like. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the accident ship summary information and the detailed accident investigation information in an associated manner. The function of inquiring the information of the accident crew on duty according to the attribute of the accident crew on duty realizes that the accident survey management personnel of all levels of maritime management institutions can inquire the information of the accident crew on duty according to the inquiry conditions such as the name of the crew, the age of the accident, the school calendar, the service company, the aptitude certificate issuing authority and the like. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the summary information and the detailed accident investigation information of the accident crew on duty in an associated manner. The function of inquiring the information of the accident ship manager according to the attributes of the accident ship manager realizes that the accident survey manager of each level of marine management institutions can carry out combined inquiry on the information of the accident ship manager according to the inquiry conditions of the name of the ship manager, the company type, the DOC certificate issuing authority and the like. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the summary information and the detailed accident investigation information of the accident ship manager in an associated manner. The function of inquiring accident ship information according to the accident facility attribute realizes that accident investigation managers of all levels of marine management organizations can inquire the accident facility information in a combined manner according to the inquiry conditions such as facility types, names and the like. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing the accident facility summary information and the detailed accident investigation information in an associated manner.
The accident data space query module is used for taking the coordinates of accident places in the accident data as a space query basis, searching for accidents occurring in an above-mentioned area by presetting a water area range in a system or manually drawing the above-mentioned area on an electronic chart by a user by using a space query technology, marking a query result on the electronic chart, and simultaneously, checking the general information and the detailed information of the accidents in a correlation manner by clicking an accident marking icon. In addition, the accident occurring in a certain area can be analyzed statistically (for example, the accident situation of a specific area is counted according to one or more conditions of accident grade, accident type, accident time, accident casualty condition, pollution condition, accident reason and the like). The specific implementation comprises the following steps: the system comprises one or more of functions of preset water area accident information space query, preset water area accident information statistics, preset water area range management and maintenance, custom space range accident information space query, custom space range accident information statistics and the like. The preset water area accident information space query function realizes that accident investigation managers of all levels of maritime affair management institutions can preset water area ranges (such as all sea areas, all institution jurisdictions, key management water areas and the like) as space query conditions to perform space query on accident information in corresponding areas. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing accident summary information and detailed information in an associated manner. The preset water area accident information statistical function realizes that accident investigation managers of all levels of maritime affair management institutions can preset water area ranges (such as all sea areas, all institution jurisdictions, key management water areas and the like) as space competition selection conditions, one or more conditions of accident levels, accident types, accident casualty conditions, pollution conditions and the like are used as statistical dimensions, the accident information in corresponding areas is subjected to statistical analysis, and corresponding statistical charts are output. The preset water area range management and maintenance function realizes that the system administrator of each level of maritime affairs management mechanism can carry out management and maintenance operations such as adding, modifying, deleting and the like on the preset water area range of the unit. The custom space range accident information space query function realizes that accident investigation managers of all levels of maritime affairs management institutions can draw a space query circle range drawing tool through a space query circle range provided by the system, draw space ranges such as rectangles, circles and polygons on an electronic chart as space query conditions, and carry out space query on accident information in corresponding areas. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing accident summary information and detailed information in an associated manner. The custom space range accident information statistical function realizes that accident investigation managers of all levels of marine management institutions can draw a drawing tool through a space query and selection range provided by a system, draw space ranges such as rectangles, circles, polygons and the like on an electronic chart as space screening conditions, take accident grades, accident types, accident casualty conditions, pollution conditions and the like as statistical dimensions, perform statistical analysis on accident information in corresponding areas, and output corresponding statistical charts.
The accident cause auxiliary analysis module is based on an electronic chart platform, and displays relevant information which is helpful for analyzing the accident cause on the electronic chart platform in a graphical mode by comprehensively using technologies such as spatial analysis, chart plotting, ship track playback and the like so as to help accident investigators to visually and vividly understand the situation when the accident occurs, thereby assisting the accident investigators to analyze the relevant accident causes. The specific implementation comprises the following steps: and one or more of functions of historical accident information query around an accident site, accident ship motion track playback (accident process simulation), accident element information plotting, accident analysis thematic map derivation and the like. The historical accident information query function around the accident site realizes that accident investigation managers of all levels of maritime affairs management institutions can query historical accident information within a certain range around the current investigation accident site through a system by utilizing a spatial analysis technology. And displaying the query results meeting the conditions in a list, marking the query results on the electronic chart according to the accident occurrence place, and simultaneously, clicking an accident marking icon or a query result list on the electronic chart to be capable of viewing accident reason information in an associated manner. By knowing the accident causes of historical accidents near the accident site, accident investigators are assisted in analyzing the possible causes of the investigated accidents. The accident ship motion track playback (accident process simulation) function realizes that accident survey managers of various levels of marine management mechanisms can synchronously reply the motion tracks of ships within a period of time before and after a specified accident ship and an accident through AIS ship motion track information accessed by a system or input ship motion track information on an electronic chart so as to simulate the accident occurrence process, so that the accident surveyor is assisted to analyze the responsibility and reason of the surveyed accident, and the accident ship motion track playback schematic diagram is shown in FIG. 18. The accident element information plotting function realizes that accident investigation managers of various levels of maritime affair management institutions can plot relevant elements (such as typhoon paths, wind/flow conditions, relevant navigation elements and the like) of accident occurrence on an electronic chart through various dot icons, linear patterns and planar filling patterns provided by a system so as to assist the accident investigators to analyze responsibility and reasons of the investigated accident in a graphical mode, and the accident element information plotting schematic diagram is shown in FIG. 19. The accident analysis thematic map export function realizes that accident element information, accident ship track information, accident density analysis results and query results plotted on the electronic chart can be exported to various 'accident analysis thematic' chart pictures by accident analysis thematic map export management personnel of all levels of maritime affairs management institutions through the system, so that users can conveniently use accident investigation reports and accident statistics monthly report files to enrich accident information description and presentation means.
The above examples are only for illustrating the technical solutions of the present invention, and are not intended to limit the scope of the present invention. But all equivalent changes and modifications within the scope of the present invention should be considered as falling within the scope of the present invention.
Claims (10)
1. A method for expressing traffic accident information on water is characterized by comprising the following steps:
(1) according to the coordinate data of the accident places in the accident data, marking the distribution condition of the accident occurrence places on the electronic chart with icons in different colors and different shapes after classification;
(2) according to the accident site coordinate data in the accident data, calculating the density of accidents occurring in the fixed-distance grid of the designated water area according to the accident occurrence time, the accident grade and the accident type screening conditions; meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern;
(3) inquiring accident information meeting the conditions according to different attribute information in the accident data; marking the query result on the electronic chart by the accident occurrence place, and simultaneously, checking the summary information and the detailed information of the accident in an associated manner by clicking the accident marking icon;
(4) according to the coordinates of accident sites in the accident data, an underwater area is set through a water area range or manually drawn on the electronic chart by a user, accidents occurring in the area are searched, query results are marked on the electronic chart, and meanwhile summary information and detailed information of the accidents can be viewed in an associated mode through clicking an accident marking icon; carrying out statistical analysis on accidents occurring in the area;
(5) based on the electronic chart platform, the relevant information which is helpful for analyzing the accident reason is displayed and exported on the electronic chart platform in a graphical mode.
2. The method according to claim 1, wherein the classification in (1) includes one or more of classification by accident category, classification by accident grade, classification by accident occurrence time period, classification by accident ship category, classification by accident ship nationality, classification by accident ship ton grade, classification by accident economic loss grade, classification by accident casualty grade, classification by accident cause, and classification by weather hydrological conditions at the time of accident occurrence.
3. The method according to claim 1, wherein the accident density in (2) comprises one or more of an accident number grid density statistic, an accident economic loss grid density statistic and an accident casualty number grid density statistic, and the accident density speckle pattern comprises one or more of an accident number density mottle thematic pattern, an accident economic loss density mottle thematic pattern and an accident casualty density mottle thematic pattern.
4. The method according to claim 1, wherein the accident information in (3) includes one or more of inquiring accident flash report information according to accident basic information, inquiring accident survey information according to accident weather hydrology information, inquiring accident ship information according to accident ship attributes, inquiring accident crew on duty information according to accident crew attributes, inquiring accident ship manager information according to accident ship manager attributes, and inquiring accident ship information according to accident facility attributes.
5. The method according to claim 1, wherein the statistical analysis in (4) is to count the regional accident situation according to one or more of accident grade, accident type, accident time, accident casualty, pollution situation and accident reason.
6. The method as claimed in claim 1, wherein the relevant information for analyzing the accident cause includes one or more of historical accident information around the accident site, accident ship track information, accident density analysis results and accident factor information.
7. A water traffic accident information presentation system, the system comprising:
the accident occurrence water area display module is used for marking the distribution situation of the accident occurrence positions on the electronic chart in different colors and different shapes after classification according to the coordinate data of the accident positions in the accident data;
the accident occurrence place density analysis module is used for calculating the density of accidents occurring in the fixed-distance grids of the specified water areas according to the accident place coordinate data in the accident data and the screening conditions of the accident occurrence time, the accident grade and the accident type; meanwhile, accident areas with different densities are divided according to different accident space density grades through an automatic interpolation algorithm to form an accident density speckle pattern;
the accident data attribute query module is used for querying accident information meeting the conditions according to different attribute information in the accident data; marking the query result on the electronic chart by the accident occurrence place, and simultaneously, checking the summary information and the detailed information of the accident in an associated manner by clicking the accident marking icon;
the accident data space query statistical module is used for searching accidents occurring in the area by setting a water area range or manually drawing an overwater area on the electronic chart by a user according to the coordinates of accident places in the accident data, marking query results on the electronic chart, and simultaneously, checking the summary information and the detailed information of the accidents in a correlation manner by clicking an accident marking icon; carrying out statistical analysis on accidents occurring in the area;
and the accident reason auxiliary analysis module is used for displaying and exporting the relevant information which is helpful for analyzing the accident reason on the electronic chart platform in a graphical mode on the basis of the electronic chart platform.
8. The system as claimed in claim 7, wherein the accident occurrence water area display module comprises one or more of an accident category classification module, an accident grade classification module, an accident time period classification module, an accident ship category classification module, an accident ship nationality classification module, an accident ship tonnage classification module, an accident economic loss grade classification module, an accident casualty grade classification module, an accident reason classification module, a weather hydrological condition classification module during accident occurrence and an accident icon management module.
9. The system as claimed in claim 7, wherein the density analysis module for the accident occurrence location comprises one or more of an accident number grid density statistic module, an accident economic loss grid density statistic module and an accident casualty grid density statistic module.
10. The system according to claim 7, wherein the accident data space query statistic module comprises one or more of a predetermined water area accident information space query module, a predetermined water area accident information statistic module, a predetermined water area range management maintenance module, a custom space range accident information space query module, and a custom space range accident information statistic module.
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