CN103268702B - A kind of non-bus breaks rules and regulations to take the evidence collecting method of bus special lane - Google Patents
A kind of non-bus breaks rules and regulations to take the evidence collecting method of bus special lane Download PDFInfo
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Abstract
The invention discloses the evidence collecting method that a kind of non-bus breaks rules and regulations to take bus special lane, comprise the steps: S10, gather travelling data stream, utilize bus board information terminal taken at regular intervals travelling data stream, and the travelling data of collection is flowed through wireless network pass to data processor, data processor identifies travelling data stream and is stored to database; S20, filter out to restrict driving and travel the set C1 of public transit vehicle on the section of bus special lane in the time period, and start video record; S30, filter out the bus set C2 of non-smooth and easy driving, and insert positioning label; S40, the judgement bus Vehicular video video recording vehicle taking bus zone violating the regulations.The present invention can quick position video record, convenient evidence obtaining and system can be reduced realize cost.
Description
Technical Field
The invention relates to the field of information technology application, in particular to a method for obtaining evidence of illegal occupation of a bus lane by a non-bus.
Background
At present, urban traffic problems are increasingly severe, and the prior development of public transport is a basic guarantee for solving the traveling of citizens. The arrangement of the bus lane is an effective measure for ensuring the rapidness, safety and high efficiency of public transport. The non-public transport vehicles occupy the public transport lane illegally, and the normal passing of the public transport vehicles is influenced.
The camera arranged on the bus can be used for monitoring the behavior of illegal occupation of the bus by a non-bus, however, the prior evidence obtaining method for monitoring non-bus violation based on the camera arranged on the bus needs a large amount of pictures and videos transmitted by a 3G wireless network, has high cost and complex realization, for example, chinese patent publication No. CN102568212 published on 11/07/2012 discloses an intelligent detection system for non-bus lane-by-bus and a control method thereof, which determines whether a bus is currently running on a bus lane by GPS positioning, if so, starting continuous shooting or video recording, uploading the recorded illegal evidence to a rear-end data management unit through a 3G module when the illegal bus is found to be in the front lane through video analysis, a large amount of pictures and videos need to be transmitted through a wireless network, and the system implementation cost is too high and the structure is complex; also, for example, chinese patent No. CN1845199, published in 2006, 10, 11, discloses an "automatic capturing device and method for motor vehicle violation behaviors installed on a bus", and the captured image is transmitted to a traffic management department through GPRS.
Disclosure of Invention
The invention mainly solves the technical problem of providing a method for obtaining evidence of illegal occupation of a bus lane by a non-bus, which can quickly position a vehicle-mounted video, is convenient to obtain evidence and can reduce the system implementation cost.
In order to solve the technical problems, the invention adopts a technical scheme that: the method for obtaining evidence of illegal occupation of a bus lane by a non-bus comprises the following steps:
s10, collecting the data flow of the running vehicle,
the method comprises the steps that a bus-mounted information terminal is used for collecting driving data streams periodically, the collected driving data streams are transmitted to a data processor through a wireless network, the data processor identifies the driving data streams and stores the driving data streams into a database, and the driving data streams comprise vehicle position, time and speed information;
s20, screening out a set C1 of buses running on the section of the bus lane in the traffic-restricted time period, starting video recording,
the data processor performs matching processing on the vehicle position information received in the traffic control time period and the built-in GIS system information to obtain a bus set C1 of buses driven into a bus lane in the traffic control time period, starts all bus-mounted video recording terminals in C1 and starts video recording;
s30, screening out a bus set C2 with non-smooth driving, inserting a positioning tag into the video,
the data processor preprocesses the received driving data stream, screens out a bus set C2 with non-smooth driving from the set C1, and inserts a positioning label of non-smooth driving time into a video record of the bus set C2;
s40, judging the vehicle of the bus which the vehicle-mounted video recording illegally occupies the bus lane,
copying all video records in the bus set C2 to a data processor, skipping to the video records which are driven on the section of a bus lane within a restricted time period and are in a non-smooth driving state by the data processor through a positioning label, judging non-bus vehicles occupying the bus lane in front of the bus through video analysis, submitting the judged result to manual confirmation, and storing the confirmed vehicle-mounted video records in a database.
Wherein, the step S10 specifically includes:
by means of a bus CiThe vehicle-mounted information terminal regularly acquires the position l of the vehicle at a period tauiTime tiVelocity viTo obtain CiTraffic data stream Ci=(li,ti,vi) And the acquired driving data stream is transmitted to a data processor with a preset bus section through a wireless network, and the data processor stores the driving data stream to a database according to the section where the vehicle is located, wherein i corresponds to the serial number of the bus.
Wherein, the step S20 specifically includes:
s201, the data processor receives the vehicle position information liMatching with GIS system information to obtain vehicle position information liAdapted distance ri；
S202, filtering the driving data stream in the non-restricted time period by the data processor to obtain a set of buses which are driven into the bus lane in the restricted time period as C1,
C1={Ci|ti∈T∩ri∈R}，
wherein T represents a set of restricted time periods, R represents all road sections of the city where the bus special way is arranged,
T=T1∪T2∪…∪Ti…∪Tn，
wherein, Ti=[ti1,ti2]And i corresponds to the serial number of the bus.
Wherein, the step S30 specifically includes:
s301, the data processor carries out processing according to the vehicle speed information viObtaining the average value v of sampling speed in delta Tavg，
s302, filtering the driving data stream of the bus driving at the normal speed by the data processor to obtain a set of buses with non-smooth driving as C2,
C2={C1vavg<vminin which v isminThe threshold value is the lowest speed threshold value of the non-smooth driving;
s303, C2 bus video recording terminal, at tiA positioning tag is inserted at a time.
Wherein, the step S40 specifically includes:
s401, receiving all bus-mounted video records, and selecting a video record of any bus in a bus set C2;
s402, skipping to a positioning tag through a skipping instruction, namely positioning to a current video segment of a bus lane which is not occupied by the bus in a video recording of the bus in a violation manner;
s403, analyzing and identifying the video information in the video band, judging whether the video information of the bus lane illegally occupied by the non-bus exists in front of the bus, if so, submitting the video band to manual confirmation, and storing the manually confirmed video band into a database; if not, selecting the next bus video recording, and returning to the step S402.
Wherein the step S403 further includes:
judging whether the video segment is the last video segment of the selected bus, if not, skipping to the next positioning label, and returning to the step S403 until the video segment of the video record of the next bus is processed when the current video segment is judged to be the last video segment; and if so, directly processing the video recording of the next bus.
The beneficial technical effects of the invention are as follows: the method combines the driving condition of the bus, and only when the bus runs on a road provided with the bus lane within the traffic control time period and is in a non-smooth driving state, whether the suspected violation video exists is judged, so that the traffic enforcement efficiency is greatly improved. The invention submits the vehicle-mounted video to the data processor by using a hard disk copying mode, and can greatly reduce the cost for realizing the system. The method and the system perform positioning processing on the suspected violation video in the vehicle-mounted video, are convenient for quick positioning analysis and evidence obtaining, and can reduce the screening work intensity of a traffic management department. With the popularization of the installation of the camera on the bus, the method has the advantages of low implementation cost, quick evidence obtaining and the like, is a feasible evidence obtaining method for illegally occupying the bus lane by the non-bus, and has important significance for traffic law enforcement.
Drawings
FIG. 1 is a system block diagram of the method of the present invention for forensics of non-bus illegal bus lane occupancy;
FIG. 2 is a flow chart of a screening algorithm for a set of buses traveling on a road segment on which a bus lane is set during a restricted time period in accordance with the present invention;
FIG. 3 is a flow chart of a screening algorithm for a set of buses with non-smooth driving according to the present invention;
fig. 4 is a flow chart of an algorithm for judging illegal occupation of a bus lane.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1, the embodiment provides a method for obtaining evidence of illegal occupation of a bus lane by a non-bus, which includes the following steps:
s10, collecting driving data flow, collecting the driving data flow regularly by using the bus-mounted information terminal, transmitting the collected driving data flow to the data processor through the wireless network, identifying the driving data flow by the data processor and storing the driving data flow to the database, wherein the driving data flow comprises vehicle position, time and speed information.
S20, screening out a set C1 of buses running on a road section of the bus lane in the traffic control time period, starting video recording, matching the vehicle position information received in the traffic control time period with built-in GIS system information by the data processor to obtain a bus set C1 of the buses running on the bus lane in the traffic control time period, starting all bus-mounted video recording terminals in the C1, and starting video recording.
S30, screening out a bus set C2 with non-smooth driving, inserting a positioning tag into a video, preprocessing the received driving data stream by a data processor, screening out a bus set C2 with non-smooth driving from the set C1, and inserting a positioning tag at non-smooth driving time into the video of the bus set C2.
S40, judging vehicles of the bus which occupy the bus lane illegally through the vehicle-mounted video recording, copying all the video recordings in the bus set C2 to a data processor, skipping to the video recording which is in a non-smooth driving state and runs on a road section of the bus lane in a restricted time period through a positioning label by the data processor, judging the non-bus vehicles occupying the bus lane in front of the bus through video analysis, submitting a judgment result to manual confirmation, and storing the confirmed vehicle-mounted video recording in a database.
According to the invention, through detecting the bus running state, when the fact that the bus lane is occupied illegally due to non-buses is found, the video is processed conveniently and quickly, and after the bus returns to a station, the video is submitted to the data processor in modes of copying and the like, so that the data processor can conveniently and quickly locate the video segments, and further confirm the video by video analysis, and submit the video segments to managers for subsequent processing such as manual confirmation, illegal evidence warehousing and the like.
In a specific embodiment, step S10 specifically includes: by means of a bus CiThe vehicle-mounted information terminal regularly acquires the position l of the vehicle at a period tauiTime tiVelocity viTo obtain CiTraffic data stream of
Ci=<li,ti,vi>And the acquired driving data stream is transmitted to a data processor with a preset bus section through a wireless network, and the data processor stores the driving data stream to a database according to the section where the vehicle is located, wherein i corresponds to the serial number of the bus.
Referring to FIG. 2, step S20 is performed based on a sliding time windowThe bus driving data acquisition obtains the bus set C1 of driving on the highway section that has set up bus lane in the restriction time quantum, specifically includes: s201, the data processor receives the vehicle position information liMatching with GIS system information to obtain vehicle position information liAdapted distance ri(ii) a S202, filtering the driving data stream in the non-restricted time period by the data processor to obtain a set of buses which are driven into the bus lane in the restricted time period as C1,
C1={Ci|ti∈T∩ri∈R}，
wherein T represents a set of restricted time periods, R represents all road sections of the city where the bus special way is arranged,
T=T1∪T2∪…∪Ti…∪Tn，
wherein, Ti=[ti1,ti2]And i is the number of the corresponding bus.
For example, a restricted time period is 6:00-7:30 in the morning and 5:00-6:30 in the afternoon, then T = [6:00,7:30] < u [17:00,18:30 ].
Referring to fig. 3, in step S30, the average driving speed of the buses is screened to obtain a set C2 of buses with non-smooth driving. The step S30 specifically includes:
s301, the data processor carries out processing according to the vehicle speed information viObtaining the average value v of sampling speed in delta Tavg，
s302, filtering the driving data stream of the bus driving at the normal speed by the data processor to obtain a set of buses with non-smooth driving as C2,
C2={C1vavg<vminin which v isminThe threshold value is the lowest speed threshold value of the non-smooth driving;
s303, C2 bus video recording terminal, at tiA positioning tag is inserted at a time.
For example, the segment of video S is rapidly endediAnd immediately enter the next video segment Si+1Thereby supporting fast positioning during video playback.
Referring to fig. 4, in step S40, the video of the suspected violation is processed and the initial determination of the violation is made, and the obtained initial determination result is manually confirmed, so as to finally confirm the violation and the evidence for storage. The step S40 specifically includes:
s401, receiving all bus-mounted video records, and selecting a video record of any bus in a bus set C2;
s402, skipping to a positioning tag through a skipping instruction, namely positioning to a current video segment of a bus lane which is not occupied by the bus in a video recording of the bus in a violation manner;
s403, analyzing and identifying the video information in the video band, judging whether the video information of the bus lane illegally occupied by the non-bus exists in front of the bus, if so, submitting the video band to manual confirmation, and storing the manually confirmed video band into a database; if not, selecting the next bus video recording, and returning to the step S402.
Step S403 further includes step S4031:
judging whether the video segment is the last video segment of the selected bus, if not, skipping to the next positioning label, and returning to the step S403 until the video segment of the video record of the next bus is processed when the current video segment is judged to be the last video segment; and if so, directly processing the video recording of the next bus.
The invention relates to a method for obtaining evidence of illegal occupation of a bus lane by a non-bus.A bus-mounted information terminal is utilized to periodically acquire driving information such as the position, time, speed and the like of a bus, and a data processor is used for primarily screening the driving information to obtain a bus set which runs on a road section provided with the bus lane within a restricted time period; screening out a bus set which does not drive smoothly by combining the average driving speed; the method comprises the steps of carrying out positioning processing on a vehicle-mounted video record of a non-smoothly-driven bus, and finally, uploading the video record to a data processor in a hard disk copying mode after the bus returns to a station, so as to assist manual confirmation of illegal regulation violation processing and evidence obtaining of illegal occupation of a bus lane.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. A method for obtaining evidence of illegal occupation of a bus lane by a non-bus is characterized by comprising the following steps:
s10, collecting the data flow of the running vehicle,
the method comprises the steps that a bus-mounted information terminal is used for collecting driving data streams periodically, the collected driving data streams are transmitted to a data processor through a wireless network, the data processor identifies the driving data streams and stores the driving data streams into a database, and the driving data streams comprise vehicle position, time and speed information;
s20, screening out a bus set C1 running on the section of the bus lane in the traffic-restricted time period, starting video recording,
the data processor performs matching processing on the vehicle position information received in the traffic control time period and the built-in GIS system information to obtain a bus set C1 of buses driven into a bus lane in the traffic control time period, starts all bus-mounted video recording terminals in C1 and starts video recording;
s30, screening out a set C2 of non-smooth buses, inserting a positioning tag into the video,
the data processor preprocesses the received driving data stream, screens out a bus set C2 with non-smooth driving from the set C1, and inserts a positioning label of non-smooth driving time into a video record of the bus set C2;
s40, judging the vehicle of the bus which the vehicle-mounted video recording illegally occupies the bus lane,
copying all video records in the public transport vehicle set C2 to a data processor, skipping to the video records which are driven on the section of a public transport lane within a restricted time period and are in a non-smooth driving state by the data processor through a positioning label, judging non-public transport vehicles occupying the public transport lane in front of the public transport vehicle through video analysis, submitting the judged result to human confirmation, and storing the confirmed vehicle-mounted video records in a database.
2. The method for obtaining evidence of non-bus illegal occupation of bus lane as claimed in claim 1, wherein said step S10 specifically comprises:
by means of a bus CiThe vehicle-mounted information terminal regularly acquires the position l of the vehicle at a period tauiTime tiVelocity viTo obtain CiTraffic data stream Ci＝(li,ti,vi) And the acquired driving data stream is transmitted to a data processor with a preset bus section through a wireless network, and the data processor stores the driving data stream to a database according to the section where the vehicle is located, wherein i corresponds to the serial number of the bus.
3. The method for obtaining evidence of non-bus illegal occupation of bus lane as claimed in claim 1 or 2, wherein said step S20 specifically comprises:
s201, the data processor receives the vehicle position liMatching with GIS system information to obtain vehicle position information liAdapted distance ri；
S202, filtering the driving data stream in the non-restricted time period by the data processor to obtain a set of buses which are driven into the bus lane in the restricted time period as C1,
C1＝{Ci|ti∈T∩ri∈R}，
wherein T represents a set of restricted time periods, R represents all road sections of the bus special way set in the city,
T＝T1∪T2∪…∪Ti…∪Tn，
wherein, Ti＝[ti1,ti2]And i corresponds to the serial number of the bus.
4. The method for obtaining evidence of non-bus illegal occupation of bus lane as claimed in claim 2, wherein said step S30 specifically comprises:
s301, the data processor is used for processing the vehicle speed viObtaining the average value v of sampling speed in delta Tavg，
s302, filtering the driving data stream of the bus driving at the normal speed by the data processor to obtain a set of buses with non-smooth driving as C2,
C2＝{C1vavg<vminin which v isminThe threshold value is the lowest speed threshold value of the non-smooth driving;
s303, C2 bus video recording terminal, at tiA positioning tag is inserted at a time.
5. The method for obtaining evidence of non-bus illegal occupation of bus lane as claimed in claim 4, wherein said step S40 specifically comprises:
s401, receiving all bus-mounted video records, and selecting a video record of any bus in a bus set C2;
s402, skipping to a positioning tag through a skipping instruction, namely positioning to a current video segment of a bus lane which is not occupied by the bus in a video recording of the bus in a violation manner;
s403, analyzing and identifying the video information in the video band, judging whether the video information of the bus lane illegally occupied by the non-bus exists in front of the bus, if so, submitting the video band to manual confirmation, and storing the manually confirmed video band into a database; if not, selecting the next bus video recording, and returning to the step S402.
6. The method of claim 5, wherein said step S403 further comprises:
judging whether the video segment is the last video segment of the selected bus, if not, skipping to the next positioning label, and returning to the step S403 until the video segment of the video record of the next bus is processed when the current video segment is judged to be the last video segment; and if so, directly processing the video recording of the next bus.
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| CN105427613B (en) * | 2016-01-27 | 2018-05-29 | 福建工程学院 | The means of proof and its system that a kind of rule-breaking vehicle is jumped a queue |
| CN106851204B (en) * | 2017-02-17 | 2020-04-07 | 北京同有飞骥科技股份有限公司 | Method and device for processing video data based on SVAC |
| CN108961771A (en) * | 2018-06-20 | 2018-12-07 | 上海市政工程设计研究总院（集团）有限公司 | A kind of drink-driving behavior early warning system of the highway based on video analysis |
| CN108877233A (en) * | 2018-07-13 | 2018-11-23 | 上海擎感智能科技有限公司 | A kind of traffic violation recording method and system, car-mounted terminal based on car-mounted terminal |
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| CN109640054B (en) * | 2018-12-28 | 2021-01-08 | 福建工程学院 | Block chain technology-based method for monitoring express way occupation of non-motor vehicle |
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