CN113326340A - Online geographic information management system - Google Patents
Online geographic information management system Download PDFInfo
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- CN113326340A CN113326340A CN202110618672.9A CN202110618672A CN113326340A CN 113326340 A CN113326340 A CN 113326340A CN 202110618672 A CN202110618672 A CN 202110618672A CN 113326340 A CN113326340 A CN 113326340A
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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Abstract
The invention relates to the field of geographic information management, in particular to an online geographic information management system, which comprises: the geographic information acquisition module is used for acquiring geographic information data on each geographic information network base station based on the network crawler module; the real scene information acquisition module is used for acquiring the real scene information of the target road section through the cameras erected at two sides of the road; the online map drawing module is used for drawing an online three-dimensional map based on the geographic information and the target road section real scene information according to the initial point information input by the user; and the map display module is used for realizing dynamic display of the online three-dimensional map according to the positioning information and the angle information uploaded by the user terminal. The invention realizes the automatic drawing of the online live-action geographic information map based on the automatic integration of the geographic information and the live-action information, thereby realizing the automatic integration of the geographic information, and realizing the visual display of the geographic information based on the construction of the three-dimensional map.
Description
Technical Field
The invention relates to the field of geographic information management, in particular to an online geographic information management system.
Background
Generally, geographic information refers to various types of information related to a geographic location. For example, mountains, rivers, lakes, traffic, towns, etc. on the surface of the earth, all information related to the geographic location and implying the attribute of the geographic location can be referred to as geographic information.
At present, geographic information is generally presented in the form of an electronic map, and when geographic information data is integrated, basic mapping data acquired by a researched area needs to be manually reduced to a preset scale and drawn in the map to be presented to a user, so that time and labor are wasted, meanwhile, the visibility of the real-scene appearance of the current area is poor, and the geographic information presentation mode is single.
Disclosure of Invention
In order to solve the problems, the invention provides an online geographic information management system, which realizes automatic drawing and three-dimensional visual display of an online live-action geographic information map.
In order to achieve the purpose, the invention adopts the technical scheme that:
an online geographic information management system comprising:
the geographic information acquisition module is used for acquiring geographic information data on each geographic information network base station based on the network crawler module;
the real scene information acquisition module is used for acquiring the real scene information of the target road section through the cameras erected at two sides of the road;
the online map drawing module is used for drawing an online three-dimensional map based on the geographic information and the target road section real scene information according to the initial point information input by the user;
and the map display module is used for realizing dynamic display of the online three-dimensional map according to the positioning information and the angle information uploaded by the user terminal.
Further, the live-action information acquisition module crawls a real-time live-action image of the corresponding target road section according to the initial point information input by the user based on the web crawler module.
Furthermore, the online map drawing module firstly adopts an SVG format to draw a two-dimensional online map according to the starting point information input by the user, then realizes the three-dimensional reconstruction of the real-time live-action image based on the three-dimensional image reconstruction module, then decorates the obtained three-dimensional real-time live-action model at the corresponding position of the two-dimensional online map, marks the corresponding geographic information data, and generates the corresponding three-dimensional map.
Furthermore, the three-dimensional image reconstruction module acquires real-time live-action image depth data through a kinect depth sensor, triangulates the acquired image depth data, then fuses all triangulated depth images in a scale space to construct a layered directional distance field, applies an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all the voxels, constructs an equivalent surface by using a Marchandr algorithm to complete the three-dimensional reconstruction of the real-time live-action image to obtain a three-dimensional real-action model set, and then realizes the splicing of the three-dimensional real-action model set according to the respective positions of the three-dimensional real-action model set.
Further, the geographic information data is stored in a local MySQL database by adopting a MySQL tool package in python.
Further, still include:
and the geographic information sorting module is used for sorting the geographic information based on the wireless deep network model and realizing the standardization of a geographic information format.
Further, still include:
and the target data acquisition module is internally provided with an algorithm calling module and is used for calling different algorithms to acquire target data according to the target data requirements input by the user.
The invention has the following beneficial effects:
based on the automatic integration of the geographic information and the live-action information, the automatic drawing of the online live-action geographic information map is realized, so that the automatic integration of the geographic information is realized, and the workload of workers is greatly reduced;
the method comprises the steps of adopting an SVG format to draw a two-dimensional online map, then realizing three-dimensional reconstruction of a real-time live-action image based on a three-dimensional image reconstruction module, then decorating the obtained three-dimensional real-action model at a position corresponding to the two-dimensional online map, marking corresponding geographic information data to generate a corresponding three-dimensional map, and realizing visual display of geographic information.
The system is provided with a target data acquisition module, and can acquire target data by calling different algorithms according to the target data requirements input by a user, so that the system is greatly convenient for workers to work.
Drawings
Fig. 1 is a system block diagram of an online geographic information management system according to an embodiment of the present invention.
Detailed Description
In order to make the objects and advantages of the present invention clearer, the following detailed description is further made with reference to examples. It should be understood that the specific examples described herein are intended to be illustrative only and are not intended to be limiting.
As shown in fig. 1, an example of the present invention provides an online geographic information management system, including:
the geographic information acquisition module is used for acquiring geographic information data on each geographic information network base station based on the network crawler module;
the geographic information sorting module is used for sorting the geographic information based on the wireless deep network model and realizing the standardization of a geographic information format; thereby facilitating integration of subsequent geographic information;
the real scene information acquisition module is used for acquiring the real scene information of the target road section through the cameras erected at two sides of the road;
the online map drawing module is used for drawing an online three-dimensional map based on the geographic information and the target road section real scene information according to the initial point information input by the user;
the map display module is used for realizing dynamic display of the online three-dimensional map according to the positioning information and the angle information uploaded by the user terminal;
and the target data acquisition module is internally provided with an algorithm calling module and is used for calling different algorithms to acquire target data according to the target data requirements input by the user.
In this embodiment, the live-action information acquisition module crawls a real-time live-action image of the corresponding target road segment according to the starting point information input by the user based on the web crawler module.
In this embodiment, the online map drawing module first uses an SVG format to draw a two-dimensional online map according to start point information entered by a user, and when drawing, uses an existing electronic map as a template, and then implements three-dimensional reconstruction of a real-time live-action image based on a three-dimensional image reconstruction module, and then decorates the obtained three-dimensional real-time live-action model at a position corresponding to the two-dimensional online map, and marks corresponding geographic information data to generate a corresponding three-dimensional map.
In this embodiment, the three-dimensional image reconstruction module acquires real-time live-action image depth data through a kinect depth sensor, triangulates the acquired image depth data, then fuses all triangulated depth images in a scale space to construct a layered directional distance field, applies an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all voxels, constructs an equivalent surface by using a Marching Tetrahedra algorithm to complete three-dimensional reconstruction of the real-time live-action image to obtain a three-dimensional real-action model set, and then realizes splicing of the three-dimensional real-action model set according to respective positions of the three-dimensional real-action model set.
In this embodiment, the geographic information data is stored in the local MySQL database by using a MySQL kit in python.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (7)
1. An online geographic information management system, comprising:
the geographic information acquisition module is used for acquiring geographic information data on each geographic information network base station based on the network crawler module;
the real scene information acquisition module is used for acquiring the real scene information of the target road section through the cameras erected at two sides of the road;
the online map drawing module is used for drawing an online three-dimensional map based on the geographic information and the target road section real scene information according to the initial point information input by the user;
and the map display module is used for realizing dynamic display of the online three-dimensional map according to the positioning information and the angle information uploaded by the user terminal.
2. The system of claim 1, wherein the live-action information collection module crawls real-time live-action images of corresponding target road segments according to starting point information entered by a user based on a web crawler module.
3. The system of claim 1, wherein the online map-drawing module first implements drawing of a two-dimensional online map according to user-entered starting point information in SVG format, then implements three-dimensional reconstruction of real-time live-action images based on the three-dimensional image reconstruction module, and then decorates the obtained three-dimensional real-time live-action model at a corresponding position of the two-dimensional online map and marks its corresponding geographic information data to generate a corresponding three-dimensional map.
4. The system of claim 1, wherein the three-dimensional image reconstruction module obtains real-time live-action image depth data through a kinect depth sensor, triangulates the obtained image depth data, fuses all triangulated depth images in a scale space to construct a layered directional distance field, applies an integral triangulation algorithm to all voxels in the distance field to generate a convex hull covering all voxels, constructs an isosurface through a Marching Tetrahedra algorithm to complete three-dimensional reconstruction of the real-time live-action image to obtain a three-dimensional real-action model set, and then realizes splicing of the three-dimensional real-action model set according to the respective positions of the three-dimensional real-action model set.
5. The online geographic information management system of claim 1 wherein the geographic information data is stored in a local MySQL database using MySQL toolkit in python.
6. The online geographic information management system according to claim 1, further comprising:
and the geographic information sorting module is used for sorting the geographic information based on the wireless deep network model and realizing the standardization of a geographic information format.
7. The online geographic information management system according to claim 1, further comprising:
and the target data acquisition module is internally provided with an algorithm calling module and is used for calling different algorithms to acquire target data according to the target data requirements input by the user.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113779677A (en) * | 2021-09-10 | 2021-12-10 | 贵州华泰智远大数据服务有限公司 | Digital twin data rapid generation platform based on geographic position information service |
| CN114371491A (en) * | 2021-12-21 | 2022-04-19 | 河南省鑫源土地科技有限责任公司 | System and method for realizing geographic information acquisition based on GPS function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113779677A (en) * | 2021-09-10 | 2021-12-10 | 贵州华泰智远大数据服务有限公司 | Digital twin data rapid generation platform based on geographic position information service |
| CN113779677B (en) * | 2021-09-10 | 2024-01-12 | 贵州华泰智远大数据服务有限公司 | Digital twin data rapid generation platform based on geographic position information service |
| CN114371491A (en) * | 2021-12-21 | 2022-04-19 | 河南省鑫源土地科技有限责任公司 | System and method for realizing geographic information acquisition based on GPS function |
| CN114371491B (en) * | 2021-12-21 | 2023-03-24 | 河南省鑫源土地科技有限责任公司 | System and method for realizing geographic information acquisition based on GPS function |
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