CN102368356A - Monitoring system and method used for freeway ramp mouth - Google Patents
Monitoring system and method used for freeway ramp mouth Download PDFInfo
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- CN102368356A CN102368356A CN2011103259391A CN201110325939A CN102368356A CN 102368356 A CN102368356 A CN 102368356A CN 2011103259391 A CN2011103259391 A CN 2011103259391A CN 201110325939 A CN201110325939 A CN 201110325939A CN 102368356 A CN102368356 A CN 102368356A
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Abstract
The invention discloses a monitoring system and method for a freeway ramp mouth. The method comprises the following steps of: drawing a ground mark line and arranging a video monitoring system near an exit ramp of a freeway; presenting a solid line which indicates cross prohibition and a no-parking area which indicates parking prohibition, which are drawn on the freeway, by a video picture in a video detection unit in a virtual way; and when a vehicle which is drivn illegally is detected, shooting a picture on a vehicle license number of the vehicle which is driven illegally immediately by an image acquisition unit so as to be facilitate later discipline. The system plays a role of alarming so as to improve the traffic efficiency of the freeway ramp mouth.
Description
Technical field
The invention belongs to intelligent transportation control technology field, be specifically related to a kind of fast road ramp mouth with supervisory system and method.
Background technology
Along with the fast development in city, transport need is growing, and road traffic blocks up and causes people's travel time to increase, and makes troubles for people's daily life, has also restricted the development of urban economy simultaneously.Block up in order to alleviate road traffic, shortened people's travel time, all corresponding through street of having built, big and medium-sized cities.Vehicle sails or rolls away from the through street into through Entrance ramp and the exit ramp that is arranged on the through street.When the magnitude of traffic flow was in peak time, vehicle just needed queuing to sail into or exit ramp.
As shown in Figure 1, when sailing vehicle into and sail the through street into, need sail on No. 2 tracks or No. 3 tracks or No. 4 tracks through No. 1 track and go through ring road inlet, do not get congestion in order to guarantee the through street, need satisfy following three conditions:
(1) outgoing vehicles that the through street is waited in line to roll away from No. 1 track in the through street can not stop that sailing vehicle into sails the through street into;
(2) can not hinder at the vehicle that goes on No. 2 tracks, through street and sail vehicle ' into and on No. 3 tracks or No. 4 tracks, go, same reason can not hinder at the vehicle that goes on No. 3 tracks and to sail vehicle ' into and to No. 4 tracks, go;
(3) sail vehicle on driving to No. 3 tracks or No. 4 tracks the time, can not hinder originally the vehicle that on No. 2 tracks or No. 3 tracks, goes to continue to go.
Satisfy above-mentioned three conditions, sail vehicle into and could drive to the through street smoothly and get on.And when outgoing vehicles when ring road outlet is driven out on the bypass; At first want changing Lane; Get in No. 1 track that drives to the rightmost side, through street; And if this moment, the traffic density on the bypass was excessive, cause outgoing vehicles can not roll the through street fast swimmingly away from, then outgoing vehicles will be in order queuing on No. 1 track.And the outgoing vehicles queuing time can not hinder and to sail vehicle into and sail on the through street from the ring road inlet.
Whether whether traffic department of government can get over line, can stop etc. with the regulation vehicle through on the through street, executing the mode of drawing tag line.As shown in Figure 1; Solid line is arranged executing to draw between No. 3 tracks and No. 2 tracks, between No. 2 tracks and No. 1 track; When outgoing vehicles when the through street is rolled in the queuing of No. 1 fleet away from; Vehicle on vehicle on No. 3 tracks and No. 2 tracks all can not be crossed solid line, forbids that vehicle sails into and be provided with diversion belt at the downstream part of ring road outlet.All go according to the tag line on mentioned above principle and the road surface if sail vehicle and outgoing vehicles into, then the probability that blocks up of through street can reduce greatly.Yet along with The development in society and economy, the number that has vehicle is more and more, a line city more especially, and the pressure of road traffic grows with each passing day, and the length that the outgoing vehicles queuing often takes place is long more a lot of than executing the solid line length of drawing on the road surface.And the dotted line on the road surface can be crossed; If the vehicle on this moment No. 3 tracks and No. 2 tracks is crossed the dotted line not traffic violation between the vehicle of No. 1 track queuing of jumping the queue; But will certainly bring blocking up of through street; In the real life, the behavior of grade of going of the illegal line of overtaking other vehicles more causes fast road ramp to enter the mouth and the ring road exit gets congestion and causes the phenomenon of traffic paralysis to take place repeatedly.For this reason; Traffic department of government is being provided with vehicle driving trace on the electronic eyes watch-dog monitoring through street on the through street; When vehicle have in violation of rules and regulations more line or since improper parking when causing the fast road ramp place to block up, capture also storage in violation of rules and regulations the number-plate number of driving vehicle so that discipline as a warning in the future.Adopt this behave that the vehicle driver is had good warning function, alleviated the congestion at fast road ramp place to a certain extent.
Existing Chinese patent document CN 100578562C discloses a kind of method with the illegal activities of video monitor vehicle; In this technical scheme; A monitored area is set on the scope of IMAQ; In this zone, comprise more than one and monitor subregion, and each monitoring subregion is set up a coordinate system and the traffic offence line is set, each monitoring subregion all is closed regions that surround with the line more than; The traffic offence line is an above line segment, zone that these line segments surround, and perhaps these line segments form forbidden district more than with the zone that monitoring subregion boundary line is surrounded in the monitoring subregion; Can be through the rotation of cradle head control image acquisition device; Be input to processor through the video image of image acquisition device continuous acquisition figure image source and with these images; Processor is more on the same group the difference of image, like on the same group image indifference not, then continues images acquired; If variant, discern in these differences and have or not vehicle, like no vehicle, then continue images acquired; If any vehicle, then judge whether cruising of vehicle, if normal vehicle operation then continues images acquired; Go as vehicle is improper, then the registration of vehicle unlawful data; Improper going is meant that vehicle moves in forbidden district; The registration of vehicle unlawful data is meant by the processor control illegal picture of image acquisition device collection vehicle with by processor and generates the vehicle illegal video data again by these image datas and video stream data under the equipment records of processor controlling recording; The vehicle illegal picture is meant the high-resolution pictures of picture with this vehicle license of record of this vehicle illegal position; The vehicle illegal video flowing is meant the high-resolution pictures of picture with this vehicle license of record of this vehicle illegal position of record, and the vehicle illegal video is meant the video flowing of this vehicle illegal process of record.
Though technique scheme can realize the illegal activities of making a dash across the red light of monitoring record vehicle; All right other illegal activities of monitoring record vehicle; Turn to as violating a ban, the compacting line goes, taboo sail lanes, more line go, exceed the speed limit, drive in the wrong direction, vehicle illegal activities such as improper parking, still also have following problem:
In the technique scheme, mainly be to utilize the image acquisition device sampling video flow that is installed in the crossing, utilize image acquisition device to gather the license board information of illegal running vehicle simultaneously; Because this method can only be gathered near the illegal vehicle information the crossing; General range can only be in 30 meters, and The Cloud Terrace adjustment angle also just changes monitoring objective, owing to do not change lens focus; Just can not change the monitoring distance; It is passable to be used for crossing short distance (in 30 meters), and it is then ineffective to be used for the long distance detection in highway section, even the high-definition camera that in technique scheme, adopts camera lens to change automatically; Also can not adopt same high-definition camera both to monitor remote vehicle running state, can capture the clearly illegal license board information of line driving vehicle more again simultaneously.
Summary of the invention
Technical matters to be solved by this invention is that the video monitoring system of detection vehicle illegal running of the prior art behavior can not be captured at a distance illegal running vehicle license plate information clearly.
For solving the problems of the technologies described above, the present invention provides a kind of fast road ramp mouth to use supervisory system, comprises floor line and video monitoring system, and said floor line comprises:
Diversion belt: be arranged on No. 1 track, through street and be positioned at the exit ramp downstream part, forbid that vehicle sails into;
Prohibition parking area: be arranged on No. 1 track, through street and No. 2 tracks and be positioned at Entrance ramp inflow point, forbid vehicle at rest;
Lines: be arranged on the through street between the adjacent lane, do not allow vehicle to cross, allow vehicle to cross with the dotted line representative with the solid line representative;
Said video monitoring system comprises:
Video detecting unit: be arranged on the upper reaches in monitoring highway section, have automatic following function, be used for the driving vehicle track in the monitoring range is monitored;
Image acquisition units: comprise The Cloud Terrace and camera, be used to take the license board information of the vehicle of illegal running with presetting bit function;
The monitor message processing unit: said monitor message processing unit utilizes coordinate system that the video pictures of said video detecting unit is marked; Virtual detection band and virtual prohibition parking area are set in said video pictures; Execute the solid line of drawing that keeps in line on said virtual detection band and the through street and overlap, execute diversion belt and the prohibition parking area drawn on said virtual prohibition parking area and the through street and overlap;
Said virtual detection band is divided into N section (N is a natural number), and the length of every section virtual detection band is that said camera can photograph the distance of clear violation vehicle license plate information and be each virtual prohibition parking area numbering when fixed focal length; According to the presetting bit information of the information setting image acquisition units of the segment information of said virtual detection band and said virtual prohibition parking area, the presetting bit of each section virtual detection band and the respectively corresponding said image acquisition units of each virtual prohibition parking area;
Said monitor message processing unit comprises:
Data memory module: the corresponding relation and the numbering of each prohibition parking area and the corresponding relation of said presetting bit numbering that are used for storing the numbering and the said presetting bit numbering of the coordinate information of every section virtual detection band of said video pictures and each virtual prohibition parking area, said image acquisition units presetting bit number information, every section virtual detection band;
Data reception module: be used for receiving the coordinate information of the detected driving vehicle track of said video detecting unit at video pictures;
Data comparison module: be used for the coordinate information of said driving vehicle track and the coordinate information of every section virtual detection band are compared; When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line; The coordinate information of said driving vehicle track and the coordinate information of each virtual prohibition parking area are compared, when the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
Presetting bit calling module: be used for result, call the pairing presetting bit information of corresponding virtual detection band or virtual prohibition parking area, control the license board information that said image acquisition units is gathered the illegal running vehicle according to said data comparison module.
On said lines right side, said prohibition parking area left side executes and draws a dotted line, represents vehicle can get over line left.
The length of said lines solid line is the historical maximal value of exit ramp place outgoing vehicles queue length.
Said video detecting unit adopts the video camera with automatic following function.
Said camera in the said image acquisition units is connected with said The Cloud Terrace, and said The Cloud Terrace drives said camera and rotates to the appointment presetting bit, and the focal length of adjusting said cam lens simultaneously guarantees that camera can collect license board information clearly.
The present invention also provides a kind of fast road ramp mouth to use method for supervising, comprises the steps:
A, the monitoring highway section the upper reaches video detecting unit and image acquisition units are set, said image acquisition units comprises The Cloud Terrace and the camera with presetting bit function;
B, coordinate system is set in the video pictures of said video detecting unit and identifies the virtual detection band and virtual prohibition parking area, execute the solid line and prohibition parking area and diversion belt overlapping drawn on said virtual detection band and said virtual prohibition parking area and the through street;
C, said virtual detection band is divided into N section (N is a natural number); The length of every section virtual detection band is said camera can photograph clear violation vehicle license plate information when fixed focal length distance, and the coordinate information of every section virtual detection band is stored in the said data memory module;
Be each virtual prohibition parking area numbering, the coordinate information of each virtual prohibition parking area is stored in the said data memory module;
D, according to the presetting bit information of the information setting image acquisition units of the segment information of virtual detection band and each virtual prohibition parking area, the corresponding relation that the numbering and the presetting bit of the corresponding relation of every section virtual detection band numbering and presetting bit numbering and each virtual prohibition parking area are numbered is stored in the said data memory module;
E, said video detecting unit detect the track of driving vehicle, and the coordinate of track in video pictures of driving vehicle is sent to said data reception module;
Said data comparison module contrasts the coordinate of coordinate and each section virtual detection band of said track of vehicle in video pictures and the coordinate of each virtual prohibition parking area one by one;
When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line;
When the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
When finding that overlapping is arranged, confirm that rule-breaking vehicle goes and confirm that the rule-breaking vehicle corresponding virtual of going detects band numbering or virtual prohibition parking area number information;
F, according to the comparative result of said data comparison module, the presetting bit calling module calls corresponding presetting bit information, control image acquisition units gather the image of corresponding presetting bit, obtain the license board information of illegal running vehicle clearly.
Video detecting unit described in the step a is the video camera with automatic following function, and said video camera is arranged on the upper reaches in monitoring highway section.
Image acquisition units described in the step a comprises The Cloud Terrace and the camera with presetting bit function;
Among the said step f, after said presetting bit calling module called the corresponding presetting bit information of virtual detection band, said The Cloud Terrace and camera lens were adjusted to automatically and are correspondingly obtained unlawful practice vehicle image information clearly after presetting bit position.
Technique scheme of the present invention has following beneficial effect with respect to prior art:
1. among the present invention with diversion belt and the prohibition parking area forbidding the solid line that vehicle is crossed on the road and forbid vehicle at rest; Form through virtual shows in video pictures; Through coordinate system is set, make that all there is definite coordinate the optional position in the video pictures, after vehicle gets into monitoring range in video pictures; Video detecting unit tracks the track of vehicle that goes; Just can obtain the coordinate figure in the vehicle ' process, data comparison module is compared the coordinate figure of vehicle ' and the coordinate figure of virtual detection band and virtual prohibition parking area, can be easy to just know whether vehicle goes and parking offense in violation of rules and regulations; Because the distance that video detecting unit can detect is far away; About about 150 meters; The distance range of license board information has only about 20 meters and image acquisition units can obtain clearly; Therefore be the segmentation of virtual detection band; For every section virtual detection band numbering and be the numbering of virtual prohibition parking area, and according to the presetting bit of the number information corresponding setting image acquisition units of the number information of every section virtual detection band and each virtual prohibition parking area, when knowing vehicle is got over line on which section virtual detection band or parking offense in which virtual prohibition parking area the time; Image acquisition units just can go to obtain the image information of corresponding presetting bit immediately; Can realize the timely monitoring to illegal vehicle, and as long as can just can realize the real-time monitoring to the violation driving vehicle in the detected distance range in video detecting unit, the distance that can monitor is to monitor several times or even tens times of distance in the prior art.
2. video detecting unit among the present invention and image acquisition units adopt two group equipment; Video detecting unit is used for following the tracks of the vehicle driving trace that gets in the monitoring range specially; Find the presetting bit that system call behind the vehicle peccancy is corresponding image acquisition units image information and the presetting bit corresponding image information of image acquisition units pre-sets; After the presetting bit calling module calls corresponding presetting bit; The Cloud Terrace in the image acquisition units just can be adjusted to the camera lens of respective angles while camera automatically also can adjust to corresponding focal length, and at this moment image acquisition units can collect the corresponding license board information the most clearly of this presetting bit, although the distance that therefore will monitor is far; The time of capturing is very short, but the license board information that obtains all is effective clearly information.
3. floor line comprises diversion belt, prohibition parking area and lines among the present invention; And the right side of lines solid line and prohibition parking area left side are provided with dotted line; Vehicle can be got over line left, and the vehicle lane conversion is flexible, and the length of lines solid line is the historical maximal value of exit ramp place outgoing vehicles queue length; And vehicle all cannot be crossed in the solid line in-scope, so can effectively prevent blocking up of exit ramp place, through street that vehicle causes not according to order queuing.
Description of drawings
Fig. 1 is a prior art floor line synoptic diagram;
Fig. 2 is the system chart of supervisory system according to the invention;
Fig. 3 is the synoptic diagram of floor line according to the invention;
Fig. 4 is a video pictures synoptic diagram according to the invention;
Wherein, the Reference numeral among the figure is: the 1-1 track, and the 2-2 track, the 3-3 track, the 4-lines are realized, 5-lines dotted line, 6-diversion belt, 7-prohibition parking area.
Embodiment
Present embodiment provides a kind of fast road ramp mouth to use supervisory system, comprises floor line and video monitoring system, and said floor line is as shown in Figure 3, comprising:
Diversion belt: be arranged on No. 1 track, through street and be positioned at the exit ramp downstream part, forbid that vehicle sails into;
Prohibition parking area: be arranged on No. 1 track, through street and No. 2 tracks and be positioned at Entrance ramp inflow point, forbid vehicle at rest;
Lines: be arranged on the through street between the adjacent lane, do not allow vehicle to cross, allow vehicle to cross with the dotted line representative with the solid line representative;
As preferred embodiment, on said lines right side, said prohibition parking area left side executes and draw a dotted line, represents vehicle can get over line left;
As the length of said lines solid line preferred embodiment is the historical maximal value of exit ramp place outgoing vehicles queue length; Can prevent effectively that thus the exit ramp place that brings is disorder seriously to block up on the vehicle on No. 2 tracks and No. 3 tracks is jumped the queue No. 1 track.
The system chart of said video monitoring system is as shown in Figure 2, comprising:
Video detecting unit: be arranged on the upper reaches in monitoring highway section, have automatic following function, be used for the driving vehicle track in the monitoring range is monitored; Said video detecting unit adopts the video camera with automatic following function;
Image acquisition units: comprise The Cloud Terrace and camera, be used to take the license board information of the vehicle of illegal running with presetting bit function; Said camera in the said image acquisition units is connected with said The Cloud Terrace, and said The Cloud Terrace drives said camera and rotates to the appointment presetting bit, and the focal length of adjusting said cam lens simultaneously guarantees that camera can collect license board information clearly; Also can adopt multiple cameras, be arranged on both sides of the road, the distance between per two video cameras is the distance that focal length of camera can photograph the clear number-plate number fixedly the time;
The monitor message processing unit: said monitor message processing unit utilizes coordinate system that the video pictures of said video detecting unit is marked; Virtual detection band and virtual prohibition parking area are set in said video pictures; Execute the solid line of drawing that keeps in line on said virtual detection band and the through street and overlap, execute diversion belt and the prohibition parking area drawn on said virtual prohibition parking area and the through street and overlap;
Said virtual detection band is divided into N section (N is a natural number), and the length of every section virtual detection band is that said camera can photograph the distance of clear violation vehicle license plate information and be each virtual prohibition parking area numbering when fixed focal length; According to the presetting bit information of the information setting image acquisition units of the segment information of said virtual detection band and said virtual prohibition parking area, the presetting bit of each section virtual detection band and the respectively corresponding said image acquisition units of each virtual prohibition parking area;
Said monitor message processing unit comprises:
Data memory module: the corresponding relation and the numbering of each prohibition parking area and the corresponding relation of said presetting bit numbering that are used for storing the numbering and the said presetting bit numbering of the coordinate information of every section virtual detection band of said video pictures and each virtual prohibition parking area, said image acquisition units presetting bit number information, every section virtual detection band;
Data reception module: be used for receiving the coordinate information of the detected driving vehicle track of said video detecting unit at video pictures;
Data comparison module: be used for the coordinate information of said driving vehicle track and the coordinate information of every section virtual detection band are compared; When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line; The coordinate information of said driving vehicle track and the coordinate information of each virtual prohibition parking area are compared, when the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
Presetting bit calling module: be used for result, call the pairing presetting bit information of corresponding virtual detection band or virtual prohibition parking area, control the license board information that said image acquisition units is gathered the illegal running vehicle according to said data comparison module.
The present invention also provides a kind of fast road ramp mouth to use method for supervising, comprises the steps:
A, the monitoring highway section the upper reaches video detecting unit and image acquisition units are set, said image acquisition units comprises The Cloud Terrace and the camera with presetting bit function;
B, coordinate system is set in the video pictures of said video detecting unit and identifies the virtual detection band and virtual prohibition parking area, execute the solid line and prohibition parking area and diversion belt overlapping drawn on said virtual detection band and said virtual prohibition parking area and the through street;
As shown in Figure 4; Segmentation synoptic diagram for the virtual detection band in the video pictures of video detecting unit according to the invention; Virtual prohibition parking area can adopt the profile of actual prohibition parking area to represent; It should be noted that the segmentation described in the present invention is not that said virtual detection band is broken off, just for virtual detection band and described presetting bit information are mapped; And virtual detection band 1 shown in Figure 2 and virtual detection band 2 adopt the different line segment of thicknesses make a distinction also just for explain these two sections virtual detection bands corresponding different presetting bit numberings, be not limited to situation shown in Figure 2 during being provided with of virtual detection band of the present invention.
C, said virtual detection band is divided into N section (N is a natural number); The length of every section virtual detection band is said camera can photograph clear violation vehicle license plate information when fixed focal length distance, and the coordinate information of every section virtual detection band is stored in the said data memory module;
Be each virtual prohibition parking area numbering, the coordinate information of each virtual prohibition parking area is stored in the said data memory module;
D, according to the presetting bit information of the information setting image acquisition units of the segment information of virtual detection band and each virtual prohibition parking area, the corresponding relation that the numbering and the presetting bit of the corresponding relation of every section virtual detection band numbering and presetting bit numbering and each virtual prohibition parking area are numbered is stored in the said data memory module;
As shown in table 1 is the corresponding relation of said virtual detection band numbering and virtual prohibition parking area numbering and said presetting bit numbering
Table 1
E, said video detecting unit detect the track of driving vehicle, and the coordinate of track in video pictures of driving vehicle is sent to said data reception module; After vehicle ' gets into monitoring range; Said video detecting unit to the driving vehicle track from motion tracking; Automatic tracking technique to track of vehicle in the prior art is very ripe; At existing Chinese patent document CN 101149794A, all disclose vehicle tracking method among the CN 101251927A, but can adopt the vehicle tracking method that is not limited in the technique scheme among the present invention based on video technique.And to obtain the coordinate information of vehicle driving trace in the automatic tracing process of the track of vehicle among the present invention according to the coordinate system in the video pictures, and this coordinate information is sent to said data comparison module.
Said data comparison module contrasts the coordinate of coordinate and each section virtual detection band of said track of vehicle in video pictures and the coordinate of each virtual prohibition parking area one by one;
When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line;
When the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
When finding that overlapping is arranged, confirm that rule-breaking vehicle goes and confirm that the rule-breaking vehicle corresponding virtual of going detects band numbering or virtual prohibition parking area number information;
F, according to the comparative result of said data comparison module, the presetting bit calling module calls corresponding presetting bit information, control image acquisition units gather the image of corresponding presetting bit, obtain the license board information of illegal running vehicle clearly.
Video detecting unit described in the step a is the video camera with automatic following function, and said video camera is arranged on the upper reaches in monitoring highway section.
Image acquisition units described in the step a comprises The Cloud Terrace and the camera with presetting bit function;
Among the said step f, after said presetting bit calling module called the corresponding presetting bit information of virtual detection band, said The Cloud Terrace and camera lens were adjusted to automatically and are correspondingly obtained illegal activities vehicle image information clearly after presetting bit position.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (8)
1. a fast road ramp mouth is used supervisory system, comprises floor line and video monitoring system, it is characterized in that:
Said floor line comprises:
Diversion belt: be arranged on No. 1 track, through street and be positioned at the exit ramp downstream part, forbid that vehicle sails into;
Prohibition parking area: be arranged on No. 1 track, through street and No. 2 tracks and be positioned at Entrance ramp inflow point, forbid vehicle at rest;
Lines: be arranged on the through street between the adjacent lane, do not allow vehicle to cross, allow vehicle to cross with the dotted line representative with the solid line representative;
Said video monitoring system comprises:
Video detecting unit: be arranged on the upper reaches in monitoring highway section, have automatic following function, be used for the driving vehicle track in the monitoring range is monitored;
Image acquisition units: comprise The Cloud Terrace and camera, be used to take the license board information of the vehicle of illegal running with presetting bit function;
The monitor message processing unit: said monitor message processing unit utilizes coordinate system that the video pictures of said video detecting unit is marked; Virtual detection band and virtual prohibition parking area are set in said video pictures; Execute the solid line of drawing that keeps in line on said virtual detection band and the through street and overlap, execute diversion belt and the prohibition parking area drawn on said virtual prohibition parking area and the through street and overlap;
Said virtual detection band is divided into N section (N is a natural number), and the length of every section virtual detection band is that said camera can photograph the distance of clear violation vehicle license plate information and be each virtual prohibition parking area numbering when fixed focal length; According to the presetting bit information of the information setting image acquisition units of the segment information of said virtual detection band and said virtual prohibition parking area, the presetting bit of each section virtual detection band and the respectively corresponding said image acquisition units of each virtual prohibition parking area;
Said monitor message processing unit comprises:
Data memory module: the corresponding relation and the numbering of each prohibition parking area and the corresponding relation of said presetting bit numbering that are used for storing the numbering and the said presetting bit numbering of the coordinate information of every section virtual detection band of said video pictures and each virtual prohibition parking area, said image acquisition units presetting bit number information, every section virtual detection band;
Data reception module: be used for receiving the coordinate information of the detected driving vehicle track of said video detecting unit at video pictures;
Data comparison module: be used for the coordinate information of said driving vehicle track and the coordinate information of every section virtual detection band are compared; When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line; The coordinate information of said driving vehicle track and the coordinate information of each virtual prohibition parking area are compared, when the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
Presetting bit calling module: be used for result, call the pairing presetting bit information of corresponding virtual detection band or virtual prohibition parking area, control the license board information that said image acquisition units is gathered the illegal running vehicle according to said data comparison module.
2. fast road ramp mouth according to claim 1 is used supervisory system, it is characterized in that:
On said lines right side, said prohibition parking area left side executes and draws a dotted line, represents vehicle can get over line left.
3. fast road ramp mouth according to claim 1 and 2 is used supervisory system, it is characterized in that:
The length of said lines solid line is the historical maximal value of exit ramp place outgoing vehicles queue length.
4. fast road ramp mouth according to claim 3 is used supervisory system, it is characterized in that:
Said video detecting unit adopts the video camera with automatic following function.
5. fast road ramp mouth according to claim 4 is used supervisory system, it is characterized in that:
Said camera in the said image acquisition units is connected with said The Cloud Terrace, and said The Cloud Terrace drives said camera and rotates to the appointment presetting bit, and the focal length of adjusting said cam lens simultaneously guarantees that camera can collect license board information clearly.
6. a fast road ramp mouth is used method for supervising, it is characterized in that: comprise the steps:
A, the monitoring highway section the upper reaches video detecting unit and image acquisition units are set, said image acquisition units comprises The Cloud Terrace and the camera with presetting bit function;
B, coordinate system is set in the video pictures of said video detecting unit and identifies the virtual detection band and virtual prohibition parking area, execute the solid line and prohibition parking area and diversion belt overlapping drawn on said virtual detection band and said virtual prohibition parking area and the through street;
C, said virtual detection band is divided into N section (N is a natural number); The length of every section virtual detection band is said camera can photograph clear violation vehicle license plate information when fixed focal length distance, and the coordinate information of every section virtual detection band is stored in the said data memory module;
Be each virtual prohibition parking area numbering, the coordinate information of each virtual prohibition parking area is stored in the said data memory module;
D, according to the presetting bit information of the information setting image acquisition units of the segment information of virtual detection band and each virtual prohibition parking area, the corresponding relation that the numbering and the presetting bit of the corresponding relation of every section virtual detection band numbering and presetting bit numbering and each virtual prohibition parking area are numbered is stored in the said data memory module;
E, said video detecting unit detect the track of driving vehicle, and the coordinate of track in video pictures of driving vehicle is sent to said data reception module;
Said data comparison module contrasts the coordinate of coordinate and each section virtual detection band of said track of vehicle in video pictures and the coordinate of each virtual prohibition parking area one by one;
When the coordinate information of the coordinate information of driving vehicle and any one section virtual detection band is identical, then defines vehicle and cross solid line;
When the coordinate coincidence factor of the coordinate information of driving vehicle and any virtual prohibition parking area confirms that then rule-breaking vehicle stops greater than 20% the time;
When finding that overlapping is arranged, confirm that rule-breaking vehicle goes and confirm that the rule-breaking vehicle corresponding virtual of going detects band numbering or virtual prohibition parking area number information;
F, according to the comparative result of said data comparison module, the presetting bit calling module calls corresponding presetting bit information, control image acquisition units gather the image of corresponding presetting bit, obtain the license board information of illegal running vehicle clearly.
7. fast road ramp mouth according to claim 6 is used method for supervising, it is characterized in that:
Video detecting unit described in the step a is the video camera with automatic following function, and said video camera is arranged on the upper reaches in monitoring highway section.
8. use method for supervising according to claim 6 or 7 described fast road ramp mouths, it is characterized in that:
Image acquisition units described in the step a comprises The Cloud Terrace and the camera with presetting bit function;
Among the said step f, after said presetting bit calling module called the corresponding presetting bit information of virtual detection band, said The Cloud Terrace and camera lens were adjusted to automatically and are correspondingly obtained illegal activities vehicle image information clearly after presetting bit position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110325939 CN102368356B (en) | 2011-10-24 | 2011-10-24 | Monitoring system and method used for freeway ramp mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110325939 CN102368356B (en) | 2011-10-24 | 2011-10-24 | Monitoring system and method used for freeway ramp mouth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102368356A true CN102368356A (en) | 2012-03-07 |
| CN102368356B CN102368356B (en) | 2013-09-11 |
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| CN103473926A (en) * | 2013-09-11 | 2013-12-25 | 无锡加视诚智能科技有限公司 | Gun-ball linkage road traffic parameter collection and rule breaking snapshooting system |
| CN103824454A (en) * | 2014-02-21 | 2014-05-28 | 南京莱斯信息技术股份有限公司 | Multi-zone illegality automatic capture method based on video event detection |
| CN104361753A (en) * | 2014-11-26 | 2015-02-18 | 浙江宇视科技有限公司 | Method and device for obtaining evidences of rule and regulation breaking of vehicles not running in alternating mode |
| CN104506814A (en) * | 2014-12-31 | 2015-04-08 | 天津汉光祥云信息科技有限公司 | Scene change adaptive cross-line alarm method and device |
| CN104574963A (en) * | 2015-01-07 | 2015-04-29 | 北京尚易德科技有限公司 | System and method for recording behavior that motor vehicles entering rotary island do not avoid motor vehicles in rotary island |
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| CN109558776A (en) * | 2017-09-27 | 2019-04-02 | 重庆凯泽科技股份有限公司 | The method and device detected in violation of rules and regulations by bus for station |
| CN109658707A (en) * | 2018-12-23 | 2019-04-19 | 郑州威科姆华大北斗导航科技有限公司 | The overhead recording method violating the regulations of electric vehicle and system |
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| CN111666874A (en) * | 2020-06-05 | 2020-09-15 | 上海眼控科技股份有限公司 | Illegal overtaking processing method and device, electronic equipment and readable storage medium |
| CN111710191A (en) * | 2020-07-28 | 2020-09-25 | 江苏大学 | Ramp confluence control method and system for urban expressway |
| CN111785022A (en) * | 2020-07-13 | 2020-10-16 | 上海市城市建设设计研究总院（集团）有限公司 | Urban expressway main and auxiliary system traffic arrangement structure and control method |
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| CN103473926A (en) * | 2013-09-11 | 2013-12-25 | 无锡加视诚智能科技有限公司 | Gun-ball linkage road traffic parameter collection and rule breaking snapshooting system |
| CN103473926B (en) * | 2013-09-11 | 2016-01-27 | 无锡加视诚智能科技有限公司 | The interlock road traffic parameter collection of rifle ball and capturing system violating the regulations |
| CN103824454B (en) * | 2014-02-21 | 2015-10-21 | 南京莱斯信息技术股份有限公司 | The illegal automatic grasp shoot method of multizone based on video frequency event examines |
| CN103824454A (en) * | 2014-02-21 | 2014-05-28 | 南京莱斯信息技术股份有限公司 | Multi-zone illegality automatic capture method based on video event detection |
| CN104361753A (en) * | 2014-11-26 | 2015-02-18 | 浙江宇视科技有限公司 | Method and device for obtaining evidences of rule and regulation breaking of vehicles not running in alternating mode |
| CN104506814A (en) * | 2014-12-31 | 2015-04-08 | 天津汉光祥云信息科技有限公司 | Scene change adaptive cross-line alarm method and device |
| CN104574963A (en) * | 2015-01-07 | 2015-04-29 | 北京尚易德科技有限公司 | System and method for recording behavior that motor vehicles entering rotary island do not avoid motor vehicles in rotary island |
| WO2016141553A1 (en) * | 2015-03-10 | 2016-09-15 | 冯旋宇 | System for preventing lane change on solid-line road and method for preventing lane change by using system |
| CN106710246A (en) * | 2017-02-09 | 2017-05-24 | 山东大学 | Traffic jam preventing system and method applicable to expressway leaving intersection of expressway |
| CN109558776A (en) * | 2017-09-27 | 2019-04-02 | 重庆凯泽科技股份有限公司 | The method and device detected in violation of rules and regulations by bus for station |
| CN109658707A (en) * | 2018-12-23 | 2019-04-19 | 郑州威科姆华大北斗导航科技有限公司 | The overhead recording method violating the regulations of electric vehicle and system |
| CN111915876A (en) * | 2019-05-08 | 2020-11-10 | 储诚茗 | Road traffic control system and control method thereof |
| CN111583674A (en) * | 2020-03-23 | 2020-08-25 | 南京慧尔视智能科技有限公司 | Interleaved road section and method for improving traffic efficiency thereof through radar tracking control |
| CN111627228A (en) * | 2020-04-03 | 2020-09-04 | 北京博研智通科技有限公司 | Expressway confluence point lane lamp control system and method |
| CN111627228B (en) * | 2020-04-03 | 2022-03-11 | 北京博研智通科技有限公司 | Expressway confluence point lane lamp control system and method |
| CN111666874A (en) * | 2020-06-05 | 2020-09-15 | 上海眼控科技股份有限公司 | Illegal overtaking processing method and device, electronic equipment and readable storage medium |
| CN111785022A (en) * | 2020-07-13 | 2020-10-16 | 上海市城市建设设计研究总院（集团）有限公司 | Urban expressway main and auxiliary system traffic arrangement structure and control method |
| CN111785022B (en) * | 2020-07-13 | 2023-09-05 | 上海市城市建设设计研究总院（集团）有限公司 | Urban expressway main and auxiliary system traffic arrangement structure and control method |
| CN111710191A (en) * | 2020-07-28 | 2020-09-25 | 江苏大学 | Ramp confluence control method and system for urban expressway |
| CN111710191B (en) * | 2020-07-28 | 2021-10-08 | 江苏大学 | Ramp confluence control method for urban expressway |
| CN112712696A (en) * | 2020-12-30 | 2021-04-27 | 北京嘀嘀无限科技发展有限公司 | Method and device for determining road section with illegal parking |
| CN113706907A (en) * | 2021-07-09 | 2021-11-26 | 新奇点智能科技集团有限公司 | Vehicle control instruction sending method and system |
| CN113593234A (en) * | 2021-07-30 | 2021-11-02 | 浙江大华技术股份有限公司 | Method and device for detecting road quality |
| CN113593234B (en) * | 2021-07-30 | 2022-07-19 | 浙江大华技术股份有限公司 | Method and device for detecting road quality |
| CN113923513A (en) * | 2021-09-08 | 2022-01-11 | 浙江大华技术股份有限公司 | Video processing method and device |
| CN113923513B (en) * | 2021-09-08 | 2024-05-28 | 浙江大华技术股份有限公司 | Video processing method and device |
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