CN114446059A - System and method for vehicle-mounted monitoring of roadside parking vehicles - Google Patents
System and method for vehicle-mounted monitoring of roadside parking vehicles Download PDFInfo
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- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
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- G—PHYSICS
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- G08G1/00—Traffic control systems for road vehicles
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- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
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- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/147—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas where the parking area is within an open public zone, e.g. city centre
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- G—PHYSICS
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
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Abstract
The invention provides a system and a method for vehicle-mounted monitoring of roadside parked vehicles, which belong to the technical field of traffic intelligent monitoring, the system comprises an inspection device and a background management terminal, the inspection device is provided with a positioning module, a charging statistic module, a violation management module, a wireless transmission module and a database module, the background management terminal comprises an auditing module and a sending module, the method sequentially comprises vehicle berth positioning, vehicle image acquisition, vehicle information identification, data uploading auditing and vehicle data sending, the method completes the recording of vehicle entrance and exit information in the roadside berth through the cooperation of the inspection device and a ground geomagnetic detector, and automatically matches vehicle license plates by adopting image identification, accurately and quickly realizes the intelligent monitoring and charging of vehicles in corresponding berths, improves the intelligent degree of parking and charging facilities, and simultaneously the inspection device has the function of monitoring and analyzing illegal behaviors, the illegal parking vehicle identification and monitoring device realizes the quick identification and monitoring of the illegal parking vehicle and saves the illegal monitoring cost.
Description
Technical Field
The invention belongs to the technical field of traffic intelligent monitoring, and particularly relates to a system and a method for vehicle-mounted monitoring of roadside parking vehicles.
Background
With the rapid improvement of the quantity of urban motor vehicles, the traffic related problems of traffic jam, difficulty in parking, disorder parking, accident dispute, vehicle safety, environmental pollution and the like become more serious, and particularly the traffic 'difficulty in parking' becomes a bottleneck restricting the development of urban economy and society increasingly, so that the urban roads, traffic and parking are required to be planned, optimized and managed uniformly, urban parking resources are fully excavated, particularly roadside road occupying parking resources are scientifically and reasonably expanded, and the efficient utilization of the parking resources is realized through an economic lever for reasonably charging the roadside road occupying parking, so that efficient, convenient and orderly services are provided for the whole traffic city and the parking, and the urban traffic jam and the parking difficulty are improved.
At present, domestic parking problems mainly exist in the center of a large city, and roadside parking problems are particularly prominent among numerous parking problems. The serious shortage of legal parking spaces leads to the disorderly parking and disorderly putting of motor vehicles, a management unit still depends on a large amount of manual management, the parking resources cannot be effectively used, the investment is expanded and reused, contradictions and charging fraud behaviors in the manual management often occur, even discordant social negative effects are caused, the shortage in the urban static traffic management triggers and influences the smoothness and the order of urban dynamic traffic, and the phenomenon is played almost every day in each city in China at present.
Disclosure of Invention
The embodiment of the invention provides a system and a method for vehicle-mounted monitoring of roadside parked vehicles, which adopt an intelligent inspection device to scan and identify vehicles in a roadside parking berth, accurately and quickly complete the monitoring of the roadside parked vehicles, and complete the parking charge calculation and the judgment of violation behaviors of the vehicles.
In view of the above problems, the technical solution proposed by the present invention is:
the invention provides a system for vehicle-mounted monitoring of roadside parked vehicles, which comprises an inspection device and a background management terminal, wherein the inspection device is provided with a positioning module, a charging statistic module, a violation management module, a wireless transmission module and a database module, and the background management terminal comprises an auditing module and a sending module;
the positioning module is used for acquiring satellite positioning information of the inspection device in real time;
the charging statistical module is used for identifying the vehicle behavior in the parking space, collecting the basic information of the vehicle and calculating the parking fee according to the charging rule;
the violation management module is used for identifying and analyzing whether the vehicle has violation behaviors of line pressing parking or parking across parking spaces;
the wireless transmission module is used for connecting the inspection device and the background management terminal and uploading data acquired and analyzed by the inspection device to the background management terminal;
the database module is used for storing an image recognition template and a behavior analysis training model;
the auditing module is used for manually auditing and verifying the charging information and the violation identification information;
and the sending module sends the parking charge and violation information to the vehicle owner communication equipment through an operator network.
As a preferred technical solution of the present invention, the billing statistics module includes a geomagnetic management unit, an image processing unit, and a calculation unit;
the geomagnetic management unit is in communication connection with a geomagnetic detector, the geomagnetic detector is installed on the ground of each parking space and corresponds to a designated parking space number, and the geomagnetic detector is used for identifying the occupation condition of the parking space and collecting the time of entering and leaving of vehicles in the parking space;
the image processing unit is electrically connected with a first camera and a second camera, the first camera is arranged on the front side of the inspection device and used for collecting license plate images of the tail of a vehicle in a parking space, the second camera is arranged on the rear side of the inspection device and used for collecting license plate images of the head of the vehicle in the parking space, and the image processing unit is used for screening and identifying image information collected by the first camera and the second camera and corresponding the identified license plate result to a parking space number;
the computing unit is in communication connection with the geomagnetic management unit and the image processing unit, and generates parking data of a corresponding vehicle according to a set computing formula after receiving time data of the geomagnetic management unit and license plate number data of the image processing unit, wherein the parking data comprises a parking position number, parking time and parking cost.
As a preferred technical scheme of the invention, the violation management module comprises a third camera and an analysis unit, the third camera is arranged at the top of the inspection device and used for collecting corresponding images of parking space frame lines and vehicle positions in the inspection process, and the analysis unit is used for receiving the images of the third camera and then analyzing the superposition condition of a vehicle body and ground frame lines, so as to obtain whether the vehicle has violation behaviors.
As a preferred technical scheme of the invention, the database module comprises a character library and a training model library, the image processing unit adopts a template matching algorithm to match with a standard character image in the character library to obtain a result when identifying the license plate number, and the analysis unit calls the standard training image in the training model library to perform comparative analysis when judging the violation behaviors.
As a preferred technical scheme of the invention, the inspection device is one of an unmanned inspection vehicle or an unmanned aerial vehicle, a radar detection module is further arranged on the front side of the inspection device, a loudspeaker is arranged on one side of the radar detection module, the radar detection module is used for detecting vehicles or pedestrians in the advancing direction of the inspection device and controlling the advancing and decelerating and stopping of the inspection device, and the loudspeaker is used for playing voice to prompt the vehicles or the pedestrians to avoid.
In another aspect, the present invention provides a method for vehicle-mounted monitoring of a roadside parked vehicle, comprising the steps of:
s1, positioning vehicle berths, installing a geomagnetic detector in each berth after roadside parking berth lineation construction is completed, acquiring geographical positioning data of a parking space starting point corresponding to a berth mark number, and marking each berth position in the patrol inspection area map according to berth specifications;
s2, acquiring vehicle images, wherein when the occupation situation in a parking space changes, a geomagnetic detector senses signals, records the vehicle warehousing time, and sends an inspection task to an inspection device through a geomagnetic management unit, the inspection device starts to arrange along the parking space and goes to patrol, a positioning module acquires positioning data of the inspection device in real time, and when the positioning of the geomagnetic detector in the parking space corresponding to the task is close, a first camera, a second camera and a third camera are started to work, and license plate images and illegal behavior images of vehicles in the parking space are acquired and monitored;
s3, identifying vehicle information, enabling the images collected by the first camera and the second camera to be used for identifying license plate characters by the image processing unit, uploading the license plate characters to a charging statistical module corresponding to a berth number of the geomagnetic detector, generating a charging statistical sheet, transmitting the images collected by the third camera to the analysis unit, and judging whether the vehicle has a condition of line pressing parking or cross-parking;
s4, uploading the data, uploading the polling data to a background management terminal by the billing statistical module and the violation management module through the wireless transmission module, and calling the video image through the auditing module to manually confirm the accuracy of the polling device processing and analysis results again;
and S5, sending the vehicle data, and sending the checked parking charging information and the checked violation behavior information to corresponding vehicle owner communication equipment after the sending module is connected with the operator network.
As a preferred technical solution of the present invention, the identification manner of the license plate of the vehicle in the parking space in step S3 is: when the inspection device walks to a front berth of a to-be-detected berth, the first camera is started to work, a tailstock area video of a vehicle in the to-be-detected berth is collected, when the inspection device walks to a rear berth of the to-be-detected berth, the second camera is started to work, a vehicle head area video is collected, the image processing unit receives the vehicle head and the vehicle tail videos, key frame images are respectively taken from the two groups of videos, after image preprocessing, license plate area characters are segmented and subjected to binarization processing, the key frame images are matched and compared with standard characters in a character library, the best result is selected to output license plate information, then the vehicle head and vehicle tail license plate data are compared again to be consistent, if the vehicle head and vehicle tail license plate data are consistent, final license plate data information is generated, and if the vehicle head and vehicle tail license plate data are inconsistent, the key frame images are replaced to recognize and compare again.
As a preferred technical solution of the present invention, the determination method of the violation of the vehicle in the parking space in step S3 is as follows: when the inspection device walks to a parking place to be detected, the third camera is started to work, regional videos of the front side, the rear side and the outer side of the vehicle are collected, the analysis unit calls a plurality of groups of frame images from the videos, a parking place frame line model is established in a mode of combining a training model library and an OpenCV software library and calculating, meanwhile, the position of the tire on the outer side of the vehicle is located through a frame difference method and a background difference method, the analysis unit respectively calculates the relative position of coordinates formed by the two groups of tire points on the outer side and the parking place frame line, whether the vehicle tire is outside the coordinate region or not is judged, if the vehicle tire is outside the coordinate region, a violation behavior list is generated, if the vehicle tire is not outside the coordinate region, the vehicle is judged to be normally parked, and the monitoring result is ignored.
Compared with the prior art, the invention has the beneficial effects that: through the cooperation of inspection device and ground earth magnetism detector, accomplish the record of the interior vehicle access information of roadside berth, and adopt the automatic vehicle license plate that matches of image recognition, realize the intelligent monitoring charging of vehicle in corresponding the berth accurately fast, improve the intelligent degree of parking charge facility, reduce artificial intervention, the operation cost is low, the accuracy is high, monitoring efficiency is high, bring more convenient trip experience for the car owner, the inspection device possesses the monitoring analysis function of the behavior of violating the regulations simultaneously, the quick discernment and the control of the vehicle of violating the regulations have been realized, the monitoring cost of violating the regulations has been practiced thrift, provide good operation environment for the roadside berth, the traffic jam condition has been alleviated.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
FIG. 1 is a block diagram of a system for on-board monitoring of roadside parked vehicles in accordance with the present disclosure;
FIG. 2 is a schematic flow chart of a method for on-board monitoring of a roadside parked vehicle, in accordance with the present disclosure;
FIG. 3 is a schematic diagram of a vehicle image acquisition in a method for vehicle-mounted monitoring of a roadside parked vehicle according to the present invention;
description of reference numerals: 100-an inspection device; 101-a positioning module; 102-a charging statistics module; 1021-a geomagnetic management unit; 10211-geomagnetic sensor; 1022-an image processing unit; 10221-first camera; 10222-second camera; 1023-a calculation unit; 103-violation management module; 1031-third camera; 1032-an analysis unit; 104-a wireless transmission module; 105-a database module; 1051-character library; 1052-training a model library; 106-radar detection module; 1061-speaker; 200-background management terminal; 201-an audit module; 202-sending module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
Referring to the attached figure 1, the invention provides a technical scheme: a system for monitoring roadside parked vehicles on a vehicle comprises an inspection device 100 and a background management terminal 200, wherein the inspection device 100 is provided with a positioning module 101, a charging statistic module 102, a violation management module 103, a wireless transmission module 104 and a database module 105, the positioning module 101 is used for collecting satellite positioning information of the inspection device in real time, the charging statistic module 102 is used for identifying vehicle behaviors in parking berths and collecting basic information of the vehicle, parking cost is calculated according to charging rules, the violation management module 103 is used for identifying and analyzing whether the vehicle has violation behaviors of line pressing parking or parking across the berths, the wireless transmission module 104 is used for connecting the inspection device and the background management terminal, data collected and analyzed by the inspection device 100 are uploaded to the background management terminal 200, and the database module 105 is used for storing an image identification template and a behavior analysis training model; the background management terminal 200 comprises an auditing module 201 and a sending module 202, wherein the auditing module 201 is used for manually auditing and verifying the charging information and the violation identification information, and the sending module 202 sends the parking charging and violation information to the vehicle owner communication equipment through an operator network.
The embodiment of the invention is also realized by the following technical scheme.
In the embodiment of the present invention, the billing statistics module 102 includes a geomagnetic management unit 1021, an image processing unit 1022 and a calculation unit 1023, the geomagnetic management unit 1021 is connected with a geomagnetic detector 10211 in a communication manner, the geomagnetic detector 10211 is installed on the ground of each parking space and corresponds to a designated parking space number, and is used for identifying the occupancy condition of the parking space and collecting the time of entering and leaving the vehicle in the parking space, the image processing unit 1022 is electrically connected with a first camera 10221 and a second camera 10222, the first camera 10221 is arranged on the front side of the inspection device 100 and is used for collecting the license plate image of the tail of the vehicle in the parking space, the second camera 10222 is arranged on the rear side of the inspection device 100 and is used for collecting the license plate image of the head of the vehicle in the parking space, the image processing unit 1022 is used for screening and identifying the image information collected by the first camera 10221 and the second camera 10222 and corresponding the identified license plate result to the parking space number, the calculating unit 1023 is in communication connection with the geomagnetic management unit 1021 and the image processing unit 1022, and after receiving the time data of the geomagnetic management unit 1021 and the license plate number data of the image processing unit 1022, the calculating unit 1023 generates parking data of the corresponding vehicle according to a set calculation formula, wherein the parking data comprises a parking position number, parking time and parking fee.
In an embodiment of the present invention, the violation management module 103 includes a third camera 1031 and an analysis unit 1032, the third camera 1031 is disposed on the top of the inspection device 100 and is configured to collect corresponding images of a parking lot frame line and a vehicle position in an inspection process, and the analysis unit 1032 is configured to receive the images of the third camera 1031 and then analyze a coincidence condition of a vehicle body and a ground frame line, so as to obtain whether the vehicle has a violation behavior.
In the embodiment of the present invention, the database module 105 includes a character library 1051 and a training model library 1052, the image processing unit 1022 matches the standard character image in the character library 1051 by using a template matching algorithm when identifying the license plate number to obtain a result, and the analysis unit 1032 calls the standard training image in the training model library 10152 for comparison analysis when determining the violation behavior.
In the embodiment of the invention, the inspection device 100 is one of an unmanned inspection vehicle or an unmanned aerial vehicle, the front side of the inspection device is further provided with a radar detection module 106, one side of the radar detection module 106 is provided with a loudspeaker 1061, the radar detection module 106 is used for detecting vehicles or pedestrians in the advancing direction of the inspection device 100 and controlling the advancing and decelerating stop of the inspection device 100, the loudspeaker 1061 is used for playing voice to prompt the vehicles or the pedestrians to avoid, the inspection device 100 is provided with a specific track in an inspection area diagram, when the radar detection module 106 detects that an obstacle exists in the advancing direction, firstly, the power system of the inspection device is controlled to decelerate, and meanwhile, the voice is played through the loudspeaker 1061 to prompt surrounding vehicles and pedestrians to avoid, so that traffic accidents are effectively prevented, the intelligence degree is high, and the safety guarantee is strong.
Example two
Referring to fig. 2-3, a method for on-board monitoring of a roadside parked vehicle includes the steps of:
s1, positioning vehicle berths, installing a geomagnetic detector 10211 in each berth after lineation construction of roadside parking berths is completed, corresponding to berth labels, collecting geographic positioning data of a parking space starting point, and positioning each berth position in the patrol inspection area map according to berth specifications;
the roadside parking lot is provided with free parking time, the time required by the inspection device 100 for inspecting one round in the inspection area range is shorter than the set free parking time, and therefore the condition that part of vehicles are short in parking time and are not shot, identified and monitored by the inspection device 100 is effectively avoided, and monitoring neutral is prevented.
S2, acquiring vehicle images, wherein when the occupation situation in a parking space changes, a geomagnetic detector 10211 senses signals, records the vehicle warehousing time, an inspection task is sent to an inspection device 100 through a geomagnetic management unit 1021, the inspection device 100 starts to arrange along the parking space to patrol, a positioning module 101 acquires positioning data of the inspection device 100 in real time, and when the positioning of the geomagnetic detector 10211 in the parking space corresponding to the task approaches, a first camera 10221, a second camera 10222 and a third camera 1031 start to work, and license plate images and illegal behavior images of vehicles in the parking space are acquired and monitored.
S3, identifying vehicle information, enabling images collected by a first camera 10221 and a second camera 10222 to be used for identifying license plate characters by an image processing unit 1022, uploading the license plate characters to a charging statistical module 102 corresponding to a berth number of a geomagnetic detector 10211, generating a charging statistical sheet, transmitting images collected by a third camera 1031 to an analysis unit 1032, and judging whether the vehicle has a condition of line pressing parking or cross-parking;
the identification mode of the vehicle license plate in the parking space is as follows: when the inspection device 100 walks to a front berth of a to-be-detected berth, the first camera 10221 is started to work, a tailstock area video of a vehicle in the to-be-detected berth is collected, when the inspection device 100 walks to a rear berth of the to-be-detected berth, the second camera 10222 is started to work, a vehicle head area video is collected, after the image processing unit 1022 receives the vehicle head and tail videos, key frame images are respectively taken from the two groups of videos, after image preprocessing, license plate area characters are segmented and subjected to binarization processing, the key frame images are matched and compared with standard characters in the character library 1051, the best result is selected to output license plate information, then vehicle head and tailstock license plate data are compared again to be consistent, if the vehicle head and tailstock license plate data are consistent, final license plate data information is generated, and if the vehicle head and tailstock license plate data information are inconsistent, the key frame images are replaced to recognize and compare again;
the method for judging the violation behaviors of the vehicles in the berth comprises the following steps: when the inspection device 100 walks to a parking place to be detected, the third camera 1031 is started to work to collect videos of the front side, the rear side and the outer side of the vehicle, the analysis unit 1032 calls several groups of frame images from the videos, a parking place frame line model is established by adopting a training model library 1052 and an OpenCV software library in a calculation mode, meanwhile, the position of the tire on the outer side of the vehicle is located through a frame difference method and a background difference method, the analysis unit 1032 respectively calculates the relative positions of the coordinates formed by the two groups of tire points on the outer side and the parking place frame line, whether the vehicle tire is outside the coordinate area is judged, if yes, a violation behavior list is generated, if not, the vehicle is judged to be normally parked, the monitoring result is ignored, the operation load is reduced, the data storage amount is reduced, and the identification and analysis accuracy is improved.
And S4, uploading the data to the audit, uploading the polling data to the background management terminal 200 by the charging statistical module 102 and the violation management module 103 through the wireless transmission module 104, and calling the video image through the audit module 201 to manually confirm the accuracy of the processing and analysis results of the polling device 100 again.
And S5, sending the vehicle data, wherein the checked parking charging information and the checked violation behavior information are sent to the corresponding vehicle owner communication equipment after the sending module 202 is connected with the operator network.
The method for vehicle-mounted monitoring of roadside parked vehicles disclosed by the embodiment comprises the steps of receiving an inspection task through an inspection device 100, carrying out image collection processing on vehicle information in a roadside parking berth, matching with a geomagnetic detector 10211 installed on the ground in the berth to record license plates and parking time of the vehicles, generating a billing list, monitoring whether the vehicles in the berth have line pressing parking or violation behaviors of parking across the berth, and sending related information to vehicle owner communication equipment after being checked and checked by a background management terminal 200, so that the problem that parking space management depends on manpower in large quantity at present is solved, intelligent equipment is adopted to replace manual supervision, the utilization rate of parking resources is improved, and the development of urban traffic management is promoted.
It should be noted that the specific model specifications of the positioning module 101, the billing statistics module 102, the geomagnetic detector 10211, the first camera 10221, the second camera 10222, the third camera 1031, the violation management module 103, the wireless transmission module 104, the database module 105, the radar detection module 106, the speaker 1061, the auditing module 201, and the sending module 202 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, and therefore detailed description is omitted.
It should be noted that the power supply and the principle of the positioning module 101, the billing statistics module 102, the geomagnetic detector 10211, the first camera 10221, the second camera 10222, the third camera 1031, the violation management module 103, the wireless transmission module 104, the database module 105, the radar detection module 106, the speaker 1061, the auditing module 201, and the sending module 202 are clear to those skilled in the art, and will not be described in detail herein.
It should be understood that the specific order or hierarchy of steps in the processes disclosed is an example of exemplary approaches. Based upon design preferences, it is understood that the specific order or hierarchy of steps in the processes may be rearranged without departing from the scope of the present disclosure. The accompanying method claims present elements of the various steps in a sample order, and are not intended to be limited to the specific order or hierarchy presented.
In the foregoing detailed description, various features are grouped together in a single embodiment for the purpose of streamlining the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, invention lies in less than all features of a single disclosed embodiment. Thus, the following claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.
Those of skill would further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an ASIC. The ASIC may reside in a user terminal. Of course, the processor and the storage medium may reside as discrete components in a user terminal.
For a software implementation, the techniques described herein may be implemented with modules (e.g., procedures, functions, and so on) that perform the functions described herein. The software codes may be stored in memory units and executed by processors. The memory unit may be implemented within the processor or external to the processor, in which case it can be communicatively coupled to the processor via various means as is known in the art.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
Claims (8)
1. A system for vehicle-mounted monitoring of roadside parked vehicles is characterized by comprising an inspection device and a background management terminal, wherein the inspection device is provided with a positioning module, a charging statistic module, a violation management module, a wireless transmission module and a database module, and the background management terminal comprises an auditing module and a sending module;
the positioning module is used for acquiring satellite positioning information of the inspection device in real time;
the charging statistical module is used for identifying the vehicle behavior in the parking space, collecting the basic information of the vehicle and calculating the parking fee according to the charging rule;
the violation management module is used for identifying and analyzing whether the vehicle has violation behaviors of line pressing parking or parking across parking spaces;
the wireless transmission module is used for connecting the inspection device and the background management terminal and uploading data acquired and analyzed by the inspection device to the background management terminal;
the database module is used for storing an image recognition template and a behavior analysis training model;
the auditing module is used for manually auditing and verifying the charging information and the violation identification information;
and the sending module sends the parking charge and violation information to the vehicle owner communication equipment through an operator network.
2. The system for on-vehicle monitoring of the roadside parked vehicle of claim 1, wherein the billing statistic module comprises a geomagnetic management unit, an image processing unit and a calculation unit;
the geomagnetic management unit is in communication connection with a geomagnetic detector, the geomagnetic detector is installed on the ground of each parking space and corresponds to a designated parking space number, and the geomagnetic detector is used for identifying the occupation condition of the parking space and collecting the time of entering and leaving of vehicles in the parking space;
the image processing unit is electrically connected with a first camera and a second camera, the first camera is arranged on the front side of the inspection device and used for collecting license plate images of the tail of a vehicle in a parking space, the second camera is arranged on the rear side of the inspection device and used for collecting license plate images of the head of the vehicle in the parking space, and the image processing unit is used for screening and identifying image information collected by the first camera and the second camera and corresponding the identified license plate result to a parking space number;
the computing unit is in communication connection with the geomagnetic management unit and the image processing unit, receives the time data of the geomagnetic management unit and the license plate number data of the image processing unit, and generates parking data of corresponding vehicles according to a set computing formula, wherein the parking data comprises parking position numbers, parking time and parking cost.
3. The vehicle-mounted system for monitoring the roadside parked vehicle according to claim 2, wherein the violation management module comprises a third camera and an analysis unit, the third camera is arranged at the top of the inspection device and used for collecting corresponding images of parking lot frame lines and vehicle positions in the inspection process, and the analysis unit is used for receiving the images of the third camera and then analyzing the coincidence condition of a vehicle body and ground frame lines, so as to obtain whether the vehicle has violation behaviors.
4. The system for vehicle-mounted monitoring of the roadside parked vehicles as claimed in claim 3, wherein the database module comprises a character library and a training model library, the image processing unit performs matching with standard character images in the character library by adopting a template matching algorithm when performing license plate number recognition to obtain a result, and the analysis unit calls standard training images in the training model library for comparative analysis when performing violation behavior judgment.
5. The system for vehicle-mounted monitoring of the roadside parked vehicle according to claim 1, wherein the inspection device is one of an unmanned inspection vehicle or an unmanned aerial vehicle, a radar detection module is further disposed on a front side of the inspection device, a speaker is disposed on one side of the radar detection module, the radar detection module is used for detecting vehicles or pedestrians in a forward direction of the inspection device and controlling the forward movement and deceleration stop of the inspection device, and the speaker is used for playing voice to prompt vehicles and pedestrians to avoid.
6. The method for vehicle-mounted monitoring of the roadside parked vehicle is applied to the system for vehicle-mounted monitoring of the roadside parked vehicle, which is characterized by comprising the following steps:
s1, positioning vehicle berths, installing a geomagnetic detector in each berth after roadside parking berth lineation construction is completed, acquiring geographical positioning data of a parking space starting point corresponding to a berth mark number, and marking each berth position in the patrol inspection area map according to berth specifications;
s2, acquiring vehicle images, wherein when the occupation situation in a parking space changes, a geomagnetic detector senses signals, records the vehicle warehousing time, and sends an inspection task to an inspection device through a geomagnetic management unit, the inspection device starts to arrange along the parking space and goes to patrol, a positioning module acquires positioning data of the inspection device in real time, and when the positioning of the geomagnetic detector in the parking space corresponding to the task is close, a first camera, a second camera and a third camera are started to work, and license plate images and illegal behavior images of vehicles in the parking space are acquired and monitored;
s3, identifying vehicle information, enabling the images collected by the first camera and the second camera to be used for identifying license plate characters by the image processing unit, uploading the license plate characters to a charging statistical module corresponding to a berth number of the geomagnetic detector, generating a charging statistical sheet, transmitting the images collected by the third camera to the analysis unit, and judging whether the vehicle has a condition of line pressing parking or cross-parking;
s4, uploading the data, uploading the inspection data to a background management terminal by the billing statistical module and the violation management module through the wireless transmission module, and manually confirming the accuracy of the processing and analysis results of the inspection device again by calling the video image through the inspection module;
and S5, sending the vehicle data, and sending the checked parking charging information and the checked violation behavior information to corresponding vehicle owner communication equipment after the sending module is connected with the operator network.
7. The method for vehicle-mounted monitoring of the roadside parked vehicle of claim 6, wherein the identification manner of the license plate of the vehicle in the parking space in the step S3 is as follows: when the inspection device walks to a front berth of a to-be-detected berth, the first camera is started to work, a tailstock area video of a vehicle in the to-be-detected berth is collected, when the inspection device walks to a rear berth of the to-be-detected berth, the second camera is started to work, a vehicle head area video is collected, the image processing unit receives the vehicle head and the vehicle tail videos, key frame images are respectively taken from the two groups of videos, after image preprocessing, license plate area characters are segmented and subjected to binarization processing, the key frame images are matched and compared with standard characters in a character library, the best result is selected to output license plate information, then the vehicle head and vehicle tail license plate data are compared again to be consistent, if the vehicle head and vehicle tail license plate data are consistent, final license plate data information is generated, and if the vehicle head and vehicle tail license plate data are inconsistent, the key frame images are replaced to recognize and compare again.
8. The method for vehicle-mounted monitoring of the roadside parked vehicle as claimed in claim 6, wherein the violation of the vehicle in the berth in step S3 is determined by: when the inspection device walks to a parking place to be detected, the third camera is started to work, regional videos of the front side, the rear side and the outer side of the vehicle are collected, the analysis unit calls a plurality of groups of frame images from the videos, a parking place frame line model is established in a mode of combining a training model library and an OpenCV software library and calculating, meanwhile, the position of the tire on the outer side of the vehicle is located through a frame difference method and a background difference method, the analysis unit respectively calculates the relative position of coordinates formed by the two groups of tire points on the outer side and the parking place frame line, whether the vehicle tire is outside the coordinate region or not is judged, if the vehicle tire is outside the coordinate region, a violation behavior list is generated, if the vehicle tire is not outside the coordinate region, the vehicle is judged to be normally parked, and the monitoring result is ignored.
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