CN103631776A - Method for automatically recording and positioning semantic expression information of traffic accident site - Google Patents
Method for automatically recording and positioning semantic expression information of traffic accident site Download PDFInfo
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Abstract
The invention relates to a method for automatically recording and positioning semantic expression information of a traffic accident site. The method includes the following steps that firstly, when an accident data comprehensive management system receives input accident data, an accident site inputting and automatic positioning ActiveX is called; secondly, the accident site inputting and automatic positioning ActiveX requests road name data and a topological structure of a road net from a road name dictionary server; thirdly, the accident site inputting and automatic positioning ActiveX receives accident site information input by a user and automatic positioning is achieved according to the information input by the user; fourthly, whether positioning is right or not is judged, if yes, reporting is performed; if not, the user drags an accident site icon by hand to achieve manual positioning and then reporting is performed; fifthly, the accident site inputting and automatic positioning ActiveX transmits the accident site and the positioning information back to the accident data comprehensive management system, wherein the accident site and the positioning information are input by the user. Compared with the prior art, the method for automatically recording and positioning the semantic expression information of the traffic accident site has the advantages of improving the efficiency of data input, the correctness and the effectiveness of the accident site and the like. A basis is provided for correlation analysis of the accident site.
Description
Technical field
The present invention relates to a kind of traffic hazard automatic data processing technique, especially relate to automatic record and the localization method of the semantic statement information in a kind of traffic hazard place.
Background technology
In city, occur after road traffic accident, traffic-police need go to field investigation and processing accident, in the identification papers of traffic accident of providing, traffic-police needs occurrence positions and other relevant informations of recording traffic accident, these information are not only for legal affairss such as accident responsibility judgements, also for traffic safety management work such as the improvement of urban traffic accident stain and traffic safety early warning.Along with urban traffic safety situation is more and more severeer, the improvement of traffic environment and improve extremely urgent.
Urban traffic accident stain is administered, and by the statistics and analysis to information such as place where the accident occurred points, the accident of judging is occurred frequently, red route and crossing are administered relatively the most.These regions that need to carry out safety improvement and improvement are called as stain, judgement stain need to be based on a large amount of historical casualty data, therefore accident spot succinctly effectively need to be recorded and stores, and then by location and the statistical study accurately on electronic chart of accident spot data.
Only having a patent to mention accident spot record before, 2004 disclosed " a kind of self registering method of motor traffic accidents that realizes " (application number/patent No.: adopt cordless communication network technology to utilize the IPV6 Address Confirmation place where the accident occurred point on the Wireless Telecom Equipment configuring on automobile 200410044508).This patented technology relies on mobile unit and cordless communication network situation, can not generally be suitable for, and can not be applicable to traffic-police's routine work standard.
In current traffic safety management, accident spot is recorded as independent a lot of written record, there is no call format and restriction, such written record result, be difficult to be split as effective available information, and be difficult to be verified its described real accurate location afterwards.In Shanghai, the rule that once repeatedly standard accident spot semanteme is explained, but before 2012, through the semanteme of complicated accident spot record, identify and manual sorting, the location rate of accident spot only can reach 58%, and remaining place record cannot be located completely.
Summary of the invention
Object of the present invention is exactly automatic record and the localization method that a kind of semantic statement information in traffic hazard place of efficiency, the correctness that has improved accident spot and the validity that has improved data inputs is provided in order to overcome the defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
Automatic record and the localization method of the semantic statement information in traffic hazard place, is characterized in that, comprises the following steps:
1), when casualty data total management system receives the casualty data of input, call accident spot typing and automatically locate control;
2) accident spot typing is with location control is to the topological structure of road name dictionary server request road name data and road network automatically, and generation shows user to selective listing and the cartographic information of conduction;
3) accident spot typing and the accident spot information that location control reception user inputs automatically, and realize location automatically according to user's input information, on map, demonstrate accident spot;
4) also whether judgement location is correct, if yes, submits to; Otherwise, change user into and manually drag the manual location of accident spot icon realization, and then submit to;
5) accident spot typing is transmitted matter event aggregation of data management system with automatic location control by the accident spot of user's typing and locating information;
6) casualty data total management system is saved to casualty data server by accident information, accident spot data and locating information;
7) Urban Road Traffic Accidents analyzing and alarming system is to the locating information of casualty data server request casualty data and accident, then for casualty data, based on its locating information, carry out spatial Correlation Analysis, complete accident statistics, stain investigation, accident pre-warning function.
Described accident spot information exchange is crossed " five elements " and is described, and described five elements is respectively:
(1) section: the road at expression accident place;
(2) side direction: expression accident occurs in a certain side of place road;
(3) reference point: can be for the point of the known location of reference on the road of expression accident place;
(4) orientation: represent that accident spot is with respect to the orientation of reference point;
(5) distance: represent that accident spot is with respect to the distance along road of reference point.
Described reference point is respectively crossing, milestone, pile No., number or ring road, bridge according to place means of transportation difference.
Described accident spot typing realizes location automatically with automatic location control according to user's input information and is specially:
1) according to road name dictionary server, in Geographic Information System, carry out road network information maintenance;
2) road type of selecting according to user and establishment type retrieval road information, provide user to select qualified road list;
3) the accident place road of selecting according to user retrieves this road and positional information thereof in road network information, and provides reference point type selecting according to the classification on Zhe Tiao road and attribute for user;
4) the accident place road of selecting according to user and reference point type provide reference point list to select for user;
5) reference point of selecting according to user finds the positional information of reference point on the road of accident place;
6) accident place road and the reference point according to user, selected provide orientation selective listing;
7) take reference point locations as center of circle O, the distance L of the user of take input is radius picture circle, according to the some A that in the intersection point of the azimuth information judgement circle of user's input and accident place road, direction meets;
8) judge whether the road between center of circle O and intersection point A is straight line, if straight line A point be exactly place where the accident occurred point, the length of the distance L of skew user input from O point along OA direction if not straight line, finds a B, B is exactly place where the accident occurred point.
Described road network information comprises:
Road information: Road title, administrative division, length, type, number of track-lines, link location information;
Road overlapping relation: road name, road intersection title, administrative division, crossing type;
Highway mileage upright stone tablet information: motorway names, milestone, trackside, milestone coordinate;
Highway particular facility: motorway names, particular facility title, trackside, facility coordinate, remark information;
City expressway pile No.: city expressway title, pile No. prefix, pile No., pile No. coordinate;
City expressway ring road: point coordinate, trackside in city expressway title, ring road type, ring road title, ring road;
High speed milestone: high speed title, milestone, trackside, milestone coordinate;
High speed gateway: high speed title, gateway type, gateway title, trackside, gateway coordinate;
Particular facility: facility name, facility kind, facility place road, facility coordinate.
Compared with prior art, the present invention has the following advantages:
1) improved the efficiency of accident spot typing, user is without thinking deeply and how place is expressed clearly again, and the input flow process that only need provide according to interface is inputted;
2) improved the correctness of accident spot, after user's input, can directly see positioning result, verified that whether the word of own typing is correct;
3) improved the validity of accident spot, after user's input, can complete the automatic location in place, even if locate unsuccessfully, user also can locate by hand again, accident spot typing is reached the standard grade after use in Shanghai City with automatic location control, accident location rate has been brought up to more than 90% from original less than 60%, for the correlation analysis of accident spot provides the foundation, simultaneously for the investigation of the statistical study of casualty data and hidden danger, stain has been established sturdy basis.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention;
Fig. 2 is the hardware configuration schematic diagram that the present invention realizes;
Fig. 3 is that five elements of the present invention represents exemplary plot;
Fig. 4 is the automatic position fixing process figure of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figure 1 and Figure 2, automatic record and the localization method of the semantic statement information in a kind of traffic hazard place, comprise the following steps:
1), when casualty data total management system 3 receives the casualty data of input, call accident spot typing and automatically locate control 1;
2) accident spot typing is with location control 1 is to the topological structure of road name dictionary server 2 request road name data and road network automatically, and generation shows user to selective listing and the cartographic information of conduction;
3) accident spot typing and the accident spot information that control 1 reception user in location inputs automatically, and realize location automatically according to user's input information, on map, demonstrate accident spot;
4) also whether judgement location is correct, if yes, submits to; Otherwise, change user into and manually drag the manual location of accident spot icon realization, and then submit to;
5) accident spot typing is transmitted matter event aggregation of data management system 3 with automatic location control 1 by the accident spot of user's typing and locating information;
6) casualty data total management system 3 is saved to casualty data server 4 by accident information, accident spot data and locating information;
7) Urban Road Traffic Accidents analyzing and alarming system 5 is to the locating information of casualty data server 4 request casualty datas and accident, then for casualty data, based on its locating information, carry out spatial Correlation Analysis, complete accident statistics, stain investigation, accident pre-warning function.
The invention provides a kind of user's inputting interface, can be five elements by accident spot information decomposition with the input flow process to conduction, the input place where the accident occurred point of guiding user standard.By the complete of accident spot five elements filled in, can complete and accurate give expression to the accident spot occurring on all kinds of means of transportation.
Basic " five elements " of the semantic location of road traffic accident point comprises:
(1) section: the road at expression accident place.
(2) side direction: expression accident occurs in a certain side of place road.
(3) reference point: can be for the point of the known location of reference on the road of expression accident place.Such as crossing, highway mileage upright stone tablet, pile No., number etc.
(4) orientation: represent that accident spot is with respect to the orientation of reference point.
(5) distance: represent that accident spot is with respect to the distance along road of reference point.
As shown in Figure 3, accident occurs in the northeastward of crossing, Beijing Road, people road, and northwesterly one side in Shang Gai position, people road enters crossing, people road, Beijing Road.This five elements is respectively so:
(1) section=people road;
(2) side direction=enter;
(3) reference point=Beijing Road;
(4) orientation=northeast;
(5) distance is=50 meters.
And this five elements is arranged in order and can forms a complete statement of the Chinese meaning, for example above-mentioned accident spot can be described to " people enter on road 50 meters, northeast, Beijing Road ".
In order to solve the conflict of the recording method between different facilities, the invention provides the facility classification of accident occurrence positions.As shown in table 1:
Table 1
After user records people, based on accident spot five elements, adopt linear reference system method accident spot automatically can be located on map.
Linear reference entry is that the method in event geographic position is stored in a kind of utilization along the relative orientation of measurable linear key element and distance.Principle of work is that relative position and the distance of the known reference point on description accident spot and linear object, locate accident spot.
Accident spot input and location concrete steps:
1) select road type, urban road, highway, city expressway, high speed or other facility.
2) according to the further vertex type selectively of road type, crossing, the zone of influence, crossing, section, ring road, grade separation, particular facility etc.
3) selection accident place road, can search the road that will select by modes such as first letter of pinyin or key words, also can select high frequency sorting pattern to search nonexpondable road.
4) select the nearest reference point type of accident spot periphery, such as crossing, milestone, pile No., ring road, particular facility etc.
5) fill in the title of reference point, such as crossing, fill in and the crossing road of accident occurrence positions place road, milestone pile No. numerical value, ring road name etc.;
6), according to the reference point in step 5, select accident spot place trackside, as selected into or go out for crossing; As selected east side, west side, southern side, north side, inner side, outside, enter He Chu Shanghai, Shanghai etc. for mileage pile No..Determining of these fields is relevant with people's police's use habit, take into account again the feature of crossing and mileage pile No. itself simultaneously, for example people more get used to describing into crossing one side and go out crossing one side, and on highway, and the Beijing-Shanghai high speed of take is got used to being described as into He Chu Shanghai, Shanghai one side as example.
7) according to the reference point in step 5, select accident spot with respect to the orientation at reference point place, if reference point is crossing, choose East, West, South, North, the southeast, southwest, northwest, northeast one in 8 orientation altogether, expression accident is positioned at which orientation at this center, crossing.If reference point is mileage pile No., before choosing or after, on highway according to the flow direction of wagon flow, select location of accident to be positioned at the place ahead or the rear of pile No..
8) fill in the distance that place where the accident occurred point departs from reference point, unit is rice.
9) click the complete statement that hurdle, place generates statement accident spot.
10) click location, waiting system is located automatically.
11) behind system location, check whether location is accurate, if accurately, submit to, if inaccurate, just drag the manual place where the accident occurred point of finding of icon on map, finally submit to.
As shown in Figure 4, described accident spot typing is specially location according to user's input information realization automatically with automatic location control:
1) according to road name dictionary server, in Geographic Information System, carry out road network information maintenance;
2) road type of selecting according to user and establishment type retrieval road information, provide user to select qualified road list;
3) the accident place road of selecting according to user retrieves this road and positional information thereof in road network information, and provides reference point type selecting according to the classification on Zhe Tiao road and attribute for user;
4) the accident place road of selecting according to user and reference point type provide reference point list to select for user;
5) reference point of selecting according to user finds the positional information of reference point on the road of accident place;
6) accident place road and the reference point according to user, selected provide orientation selective listing;
7) take reference point locations as center of circle O, the distance L of the user of take input is radius picture circle, according to the some A that in the intersection point of the azimuth information judgement circle of user's input and accident place road, direction meets;
8) judge whether the road between center of circle O and intersection point A is straight line, if straight line A point be exactly place where the accident occurred point, the length of the distance L of skew user input from O point along OA direction if not straight line, finds a B, B is exactly place where the accident occurred point.
Described road network information comprises:
Road information: Road title, administrative division, length, type, number of track-lines, link location information;
Road overlapping relation: road name, road intersection title, administrative division;
Highway mileage upright stone tablet information: motorway names, milestone, trackside, milestone coordinate;
Highway particular facility: motorway names, particular facility title, trackside, facility coordinate, remark information;
City expressway pile No.: city expressway title, pile No. prefix, pile No., pile No. coordinate;
City expressway ring road: point coordinate, trackside in city expressway title, ring road type, ring road title, ring road;
High speed milestone: high speed title, milestone, trackside, milestone coordinate;
High speed gateway: high speed title, gateway type, gateway title, trackside, gateway coordinate;
Particular facility: facility name, facility kind, facility place road, facility coordinate.
The present invention develops and adopts general Web page interface to carry out data transmission and page jump, is conveniently embedded in all kinds of Web systems.When needing typing place position, can call control.This method not only can, for the description of accident spot, also can be used for the description of anywhere.
Claims (5)
1. automatic record and the localization method of the semantic statement information in traffic hazard place, is characterized in that, comprises the following steps:
1), when casualty data total management system receives the casualty data of input, call accident spot typing and automatically locate control;
2) accident spot typing is with location control is to the topological structure of road name dictionary server request road name data and road network automatically, and generation shows user to selective listing and the cartographic information of conduction;
3) accident spot typing and the accident spot information that location control reception user inputs automatically, and realize location automatically according to user's input information, on map, demonstrate accident spot;
4) also whether judgement location is correct, if yes, submits to; Otherwise, change user into and manually drag the manual location of accident spot icon realization, and then submit to;
5) accident spot typing is transmitted matter event aggregation of data management system with automatic location control by the accident spot of user's typing and locating information;
6) casualty data total management system is saved to casualty data server by accident information, accident spot data and locating information;
7) Urban Road Traffic Accidents analyzing and alarming system is to the locating information of casualty data server request casualty data and accident, then for casualty data, based on its locating information, carry out spatial Correlation Analysis, complete accident statistics, stain investigation, accident pre-warning function.
2. automatic record and the localization method of the semantic statement information in a kind of traffic hazard according to claim 1 place, is characterized in that, described accident spot information exchange is crossed " five elements " and described, and described five elements is respectively:
(1) section: the road at expression accident place;
(2) side direction: expression accident occurs in a certain side of place road;
(3) reference point: can be for the point of the known location of reference on the road of expression accident place;
(4) orientation: represent that accident spot is with respect to the orientation of reference point;
(5) distance: represent that accident spot is with respect to the distance along road of reference point.
3. automatic record and the localization method of the semantic statement information in a kind of traffic hazard according to claim 2 place, it is characterized in that, described reference point is respectively crossing, milestone, pile No., number or ring road, bridge according to place means of transportation difference.
4. automatic record and the localization method of the semantic statement information in a kind of traffic hazard according to claim 3 place, is characterized in that, described accident spot typing realizes location automatically with automatic location control according to user's input information and is specially:
1) according to road name dictionary server, in Geographic Information System, carry out road network information maintenance;
2) road type of selecting according to user and establishment type retrieval road information, provide user to select qualified road list;
3) the accident place road of selecting according to user retrieves this road and positional information thereof in road network information, and provides reference point type selecting according to the classification on Zhe Tiao road and attribute for user;
4) the accident place road of selecting according to user and reference point type provide reference point list to select for user;
5) reference point of selecting according to user finds the positional information of reference point on the road of accident place;
6) accident place road and the reference point according to user, selected provide orientation selective listing;
7) take reference point locations as center of circle O, the distance L of the user of take input is radius picture circle, according to the some A that in the intersection point of the azimuth information judgement circle of user's input and accident place road, direction meets;
8) judge whether the road between center of circle O and intersection point A is straight line, if straight line A point be exactly place where the accident occurred point, the length of the distance L of skew user input from O point along OA direction if not straight line, finds a B, B is exactly place where the accident occurred point.
5. automatic record and the localization method of the semantic statement information in a kind of traffic hazard according to claim 4 place, is characterized in that, described road network information comprises:
Road information: Road title, administrative division, length, type, number of track-lines, link location information;
Road overlapping relation: road name, road intersection title, administrative division, crossing type;
Highway mileage upright stone tablet information: motorway names, milestone, trackside, milestone coordinate;
Highway particular facility: motorway names, particular facility title, trackside, facility coordinate, remark information;
City expressway pile No.: city expressway title, pile No. prefix, pile No., pile No. coordinate;
City expressway ring road: point coordinate, trackside in city expressway title, ring road type, ring road title, ring road;
High speed milestone: high speed title, milestone, trackside, milestone coordinate;
High speed gateway: high speed title, gateway type, gateway title, trackside, gateway coordinate;
Particular facility: facility name, facility kind, facility place road, facility coordinate.
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| CN105205880B (en) * | 2015-07-17 | 2018-03-16 | 广东好帮手电子科技股份有限公司 | A kind of method and its system based on geographical position retrieval data |
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| CN108228021A (en) * | 2016-12-15 | 2018-06-29 | 上海仪电（集团）有限公司中央研究院 | More applying based on smart city operating system can towed integrated system and method |
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| CN108491418A (en) * | 2018-02-06 | 2018-09-04 | 西南交通大学 | A kind of acquisition of traffic accident data informationization, management and analysis system and method |
| CN108320515A (en) * | 2018-04-04 | 2018-07-24 | 公安部交通管理科学研究所 | A kind of traffic accident site road network Auto-matching method of calibration and system |
| CN108320515B (en) * | 2018-04-04 | 2021-07-02 | 公安部交通管理科学研究所 | Automatic matching and checking method and system for road network of traffic accident site |
| CN109059948A (en) * | 2018-07-11 | 2018-12-21 | 贵州交通信息与应急指挥中心 | Amap and transportation industry data fusion method |
| CN108877222A (en) * | 2018-07-11 | 2018-11-23 | 贵州交通信息与应急指挥中心 | Vehicle method is precisely looked in a kind of highway network designated place |
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| CN109993971A (en) * | 2019-03-27 | 2019-07-09 | 江苏智通交通科技有限公司 | A method of promoting traffic accident site locating accuracy |
| WO2020192123A1 (en) * | 2019-03-27 | 2020-10-01 | 江苏智通交通科技有限公司 | Method for improving accuracy of positioning traffic accident site |
| CN109993971B (en) * | 2019-03-27 | 2021-09-17 | 江苏智通交通科技有限公司 | Method for improving positioning accuracy of traffic accident site |
| CN110060472A (en) * | 2019-04-09 | 2019-07-26 | 浙江大华技术股份有限公司 | Road traffic accident localization method, system, readable storage medium storing program for executing and equipment |
| CN110060472B (en) * | 2019-04-09 | 2020-12-15 | 浙江大华技术股份有限公司 | Road traffic event positioning method, system, readable storage medium and device |
| CN111783396A (en) * | 2020-06-01 | 2020-10-16 | 宁波工程学院 | Space positioning code for urban expressway |
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