CN102117532A - Method for pre-alarming illegal gathering of taxis based on GPS (global positioning system) - Google Patents
Method for pre-alarming illegal gathering of taxis based on GPS (global positioning system) Download PDFInfo
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Abstract
The invention discloses a method for pre-alarming the illegal gathering of taxis based on a GPS (global positioning system). The method comprises the following steps: a taxi operation management center uniformly partitions the management regions, numbers each grid, and sets a running speed preset value and the preset value of the largest vehicle number in the unit grid; a GPS onboard terminal acquires the geographic position information of a vehicle through a GPS module, and uploads the information to the taxi operation management center; the taxi operation management center acquires the running speed of the vehicle, determines the number of the grid in which the vehicle is located when the running speed is smaller than the preset speed value, and stores the information in a database; the taxi operation management center extracts the number of the taxis of which the running speed is smaller than the preset value in each grid at a certain time moment periodically, and sends an alarm when the number of the taxis is larger than the preset value of the largest vehicle number. By using the method, the illegal gathering of the taxis can be found as soon as possible, and an alarm can be sent to prevent the further development of the event, thereby improving the taxi supervision ability.
Description
Technical field
The invention belongs to taxi monitoring field, be meant a kind of method of whether illegally assembling and carrying out pre-alarm with analysis networking taxi especially based on gps system.
Background technology
Taxi quantity in the city is more and more at present, some lawless persons have done article on taxi, a lot of cities the taxi driver repeatedly occurred and accumulated in a certain zone strike in city even the incident of illegal party, urban transportation and social life have been produced baneful influence, therefore, city vehicle operation management center guaranteeing on the normal basis of taxi transportation order, the illegal gathering that strong request can the management and control taxi.
In view of this, the inventor researchs and develops out a kind of analytical approach of whether illegally assembling incident and carrying out pre-alarm of analyzing in conjunction with present perfect day by day gps system, effectively realizes the supervision to taxi, prevents further developing of the state of affairs.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of and realizes the method that taxi is illegally assembled pre-alarm based on gps system, and it can find the illegal gathering of taxi as early as possible, and reports to the police, and prevents further developing of the state of affairs, improve ability to supervise to taxi,
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of method of illegally assembling pre-alarm based on gps system realization taxi, may further comprise the steps: (1) taxi operation administrative center evenly divides the management area, and each grid is numbered, set maximum number of vehicles prevalue in travel speed prevalue and the unit grid simultaneously; (2) the GPS car-mounted terminal obtains vehicular seat reason positional information by the GPS module, and uploads to taxi operation administrative center; (3) taxi operation administrative center obtains the travel speed of this vehicle, judges its place grid numbering when less than the travel speed prevalue, stores database into; (4) taxi operation administrative center is regularly by extracting in each grid of a certain moment travel speed less than the number of vehicles of prevalue in the database, and judges when this number of vehicles surpasses maximum number of vehicles prevalue and satisfy aggregation conditions, reports to the police.
In the above-mentioned steps (1), when the zoning, at first divide to form first grid, then the length of side of the individual unit grid of this first grid overall offset (1/2) is formed second grid.
In the above-mentioned steps (3), after obtaining the grid numbering at vehicle place, judge whether this grid element center positional information exists, directly deposit the corresponding gridding information of vehicle in database if exist then; Then do not need to resolve earlier the grid address if do not exist, save mesh positional information in database, the corresponding gridding information of store car then.
In the above-mentioned steps (3),, check in the database whether have the pairing grid record of this vehicle, then delete this grid record if exist when the travel speed of vehicle during greater than the travel speed prevalue.
In the above-mentioned steps (4), when judging that a certain grid satisfies aggregation conditions, at first whether there is this grid alarm logging last time in the Query Database, then do not deposit this alarm logging in database, report to the police if having; Then judge alarm logging and current time interval last time if having, and only store this warning message during more than 30min, report to the police,, do not report to the police if the time interval is less than 30min in the time interval.
After adopting such scheme, the present invention is in conjunction with the location technology of gps system, the region within the jurisdiction is divided into some grids, and according to the position information of all taxis, the corresponding gridding information of the qualified taxi of travel speed is stored, when qualified taxi number is higher than a certain prevalue in a certain grid, then judge illegal the gathering, report to the police, this method can effectively determine the illegal gathering of hiring a car, and send warning message as early as possible, and prevent further developing of the state of affairs, improve ability to supervise to taxi.
Description of drawings
Fig. 1 is the synoptic diagram that calculates the affiliated grid of vehicle in the method provided by the present invention;
Fig. 2 judges whether the illegal synoptic diagram of assembling in the method provided by the present invention;
Fig. 3 is a grid dividing synoptic diagram provided by the present invention;
Fig. 4 is the overall flow figure of method provided by the present invention;
Fig. 5 is the applied device synoptic diagram of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments workflow of the present invention and beneficial effect are elaborated.
The invention provides a kind of method of illegally assembling pre-alarm based on gps system realization taxi, when using, comprise some GPS car-mounted terminals that are installed on each taxi and the centring system that is positioned at taxi operation administrative center, can be simultaneously with reference to shown in Figure 5, wherein, GPS car-mounted terminal 1 comprises GPS module 11 that is used for the collection vehicle positional information and the gsm module 12 that is used to carry out communication, centring system 2 comprises core business processing subsystem 21, nms subsystem 22 and operating terminal 23, realize the step (with reference to shown in Figure 4) of pre-alarm below with reference to the system architecture introduction:
(1) centring system 1 is at first evenly divided the region within the jurisdiction of taxi operation administrative center, and grid is numbered; The keeper can be provided with the gathering alarm parameters at operating terminal 23 according to city, place and concrete application requirements, mainly includes:
Whole grid scope: the minimax longitude and latitude, user's drawing area rectangle, system obtains rectangular extent;
The unit grid length of side: with rice is unit, and centring system is converted to Rad with long measure simultaneously, and is kept in the database;
Travel speed prevalue (adopting 5km/h among this embodiment): when the travel speed of a certain vehicle is lower than this prevalue, think that then it might participate in the gathering incident, judge its place grid simultaneously, and be stored in the database;
Maximum number of vehicles prevalue in the unit grid:, then think and the gathering incident takes place in this grid when actual vehicle number during more than or equal to this prevalue;
Please refer to shown in Figure 3 again, each grid all has unique numbering and latitude and longitude coordinates border, when grid is numbered, begin to start at from true origin, according to the unit grid length of side that is provided with, whole zone is divided into some equal portions to maximum longitude, minimum latitude to maximum latitude by minimum longitude, by horizontal vertical grid sequence form (Xm, Yn), wherein, Xm is that grid is at abscissa axis, be the sequence number on the longitudinal, start at since 1 that Yn is at axis of ordinates, be the sequence number on the latitude direction, start at since 1; In addition, concentrate situation about being distributed in certain adjacent 4 grid for fear of vehicle occurring, be divided into two kinds of first grid (representing with solid line among the figure) and second grids (being represented by dotted lines among the figure) when dividing grid, grid of dashed lines is the length of side by the individual unit grid of solid line overall offset (1/2);
(2) GPS car-mounted terminal 1 obtains vehicular seat reason positional information and operation Global Information by GPS module 11, carries out being uploaded to the centring system 2 that is positioned at taxi operation administrative center by wireless communication timing by gsm module 12 after the integration processing;
(3) the core business processing subsystem 21 of taxi operation administrative center carries out analysis and judgement to the position and the operation state of each car, can be simultaneously with reference to shown in Figure 1, the travel speed and the prevalue of vehicle are compared, when being greater than or equal to 5km/h, judge that it is the cruising state, in database, check whether exist and the pairing grid record of this vehicle, then delete this record, if there is not the analysis and judgement process that then directly finishes this vehicle if exist; When the actual travel speed of vehicle is lower than 5km/h, calculate the affiliated grid numbering of this vehicle, concrete computing method are: the longitude of establishing in the vehicle location represents that with Lon latitude is represented with Lat, and the minimum longitude of the grid of region within the jurisdiction is represented with MinLon, and minimum latitude is represented with MinLat; The value that the unit grid length of side is converted to behind the radian is represented with Δ x; Then grid sequence under this vehicle (Xm Yn) is:
Xm is the result of calculation round numbers of [(Lon-MinLon)/Δ x+1]
Yn is the result of calculation round numbers of [(Lat-MinLat)/Δ x+1]
Core business processing subsystem 21 is after the grid numbering that calculates under the vehicle, judge whether to exist this grid element center positional information, if exist and then directly store the corresponding gridding information of this vehicle, if do not exist, then need resolve the grid address, the corresponding gridding information of store car again after the save mesh positional information;
(4) as shown in Figure 2, the nms subsystem 22 of centring system 2 is regularly by extracting in each grid of a certain moment travel speed in the database less than the number of vehicles of prevalue, if travel speed equals or exceeds maximum number of vehicles prevalue in the unit grid less than the number of vehicles of 5km/h in the same grid, then be considered as assembling, forward step (41) to, if do not surpass prevalue, judge that this grid does not meet alert if, continue to judge next grid;
(41) whether there has been the alarm logging of same grid in the Query Database,, forwarded step (42) to,, forwarded step (43) to if do not exist if exist;
(42) continue to store in the computational data storehouse last time alarm logging with the current time interval, when time interval during, be considered as this and report to the police effective more than 30min, enter step (43), and, then be considered as repetition of alarms information if be less than 30min, will not report to the police, then judge next grid;
(43) this warning message is stored in the database, and this warning message is transferred to operating terminal;
(5) after operating terminal 23 receives warning message, it is carried out dissection process, details are represented to the keeper intuitively with various literal, sound and ground diagram form, the time that the gathering incident that will comprise this information spinner takes place, place and gathering number of vehicles, if the keeper selects to consult a map, operating terminal 23 also can be plotted in the affiliated grid scope of gathering incident on the terrain automatically, makes the particular location of keeper's connection event generation more intuitively.
Spirit of the present invention is: grid is evenly divided in the region within the jurisdiction, and utilize the gps system of installing on the taxi to know its geographic location information, information of vehicles and the gridding information under it that travel speed is met the demands remain in the database, and the satisfactory number of vehicles of travel speed in each grid is added up in timing, when number of vehicles surpasses prevalue, then think illegally to assemble incident, report to the police; Can effectively realize supervision, know the generation of illegal gathering incident as early as possible taxi.。
Above embodiment only for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought that proposes according to the present invention, and any change of being done on the technical scheme basis all falls within the protection domain of the present invention.
Claims (5)
1. realize the method that taxi is illegally assembled pre-alarm based on gps system for one kind, it is characterized in that may further comprise the steps:
(1) taxi operation administrative center evenly divides the management area, and each grid is numbered, and sets maximum number of vehicles prevalue in travel speed prevalue and the unit grid simultaneously;
(2) the GPS car-mounted terminal obtains vehicular seat reason positional information by the GPS module, and uploads to taxi operation administrative center;
(3) taxi operation administrative center obtains the travel speed of this vehicle, judges its place grid numbering when less than the travel speed prevalue, stores database into;
(4) taxi operation administrative center is regularly by extracting in each grid of a certain moment travel speed less than the number of vehicles of prevalue in the database, and judges when this number of vehicles surpasses maximum number of vehicles prevalue and satisfy aggregation conditions, reports to the police.
2. a kind of method of illegally assembling pre-alarm as claimed in claim 1 based on gps system realization taxi, it is characterized in that: in the described step (1), when the zoning, at first divide to form first grid, then the length of side of the individual unit grid of this first grid overall offset (1/2) is formed second grid.
3. a kind of method of illegally assembling pre-alarm as claimed in claim 1 based on gps system realization taxi, it is characterized in that: in the described step (3), after obtaining the grid numbering at vehicle place, judge whether this grid element center positional information exists, directly deposit the corresponding gridding information of vehicle in database if exist then; Then do not need to resolve earlier the grid address if do not exist, save mesh positional information in database, the corresponding gridding information of store car then.
4. a kind of method of illegally assembling pre-alarm as claimed in claim 1 based on gps system realization taxi, it is characterized in that: in the described step (3), when the travel speed of vehicle during greater than the travel speed prevalue, check in the database whether have the pairing grid record of this vehicle, then delete this grid record if exist.
5. a kind of method of illegally assembling pre-alarm as claimed in claim 1 based on gps system realization taxi, it is characterized in that: in the described step (4), when judging that a certain grid satisfies aggregation conditions, at first whether there is this grid alarm logging last time in the Query Database, then do not deposit this alarm logging in database if having, report to the police; Then judge alarm logging and current time interval last time if having, and only store this warning message during more than 30min, report to the police,, do not report to the police if the time interval is less than 30min in the time interval.
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| CN102568209A (en) * | 2012-02-21 | 2012-07-11 | 福建工程学院 | Commercial vehicle gathering event early warning method based on floating vehicle technology |
| CN102819953A (en) * | 2012-08-23 | 2012-12-12 | 北京世纪高通科技有限公司 | Method and device for discovering suspected newly-added roads |
| CN104064026A (en) * | 2014-06-09 | 2014-09-24 | 王勇 | Taxi safety monitoring system and method capable of monitoring dangerous goods and alert situations |
| CN104715608A (en) * | 2015-03-26 | 2015-06-17 | 杭州电子科技大学 | Around-the-clock all-area taxi gathering real-time monitoring method based on HBase |
| CN105336162A (en) * | 2015-10-26 | 2016-02-17 | 厦门蓝斯通信股份有限公司 | Early warning method and early warning system for vehicle abnormal aggregation |
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| CN109598925A (en) * | 2017-09-30 | 2019-04-09 | 厦门雅迅网络股份有限公司 | Taxi vehicle assembles alarm method, terminal device and storage medium |
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| CN104715608A (en) * | 2015-03-26 | 2015-06-17 | 杭州电子科技大学 | Around-the-clock all-area taxi gathering real-time monitoring method based on HBase |
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