CN108777074A - A kind of parking space management system and its management method based on image processing techniques - Google Patents
A kind of parking space management system and its management method based on image processing techniques Download PDFInfo
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- CN108777074A CN108777074A CN201810497770.XA CN201810497770A CN108777074A CN 108777074 A CN108777074 A CN 108777074A CN 201810497770 A CN201810497770 A CN 201810497770A CN 108777074 A CN108777074 A CN 108777074A
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- G—PHYSICS
- G08—SIGNALLING
- 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
- G08G1/149—Traffic control systems for road vehicles indicating individual free spaces in parking areas coupled to means for restricting the access to the parking space, e.g. authorization, access barriers, indicative lights
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
- G06F18/2411—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on the proximity to a decision surface, e.g. support vector machines
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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
- G07B15/02—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems
- G07B15/04—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems comprising devices to free a barrier, turnstile, or the like
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
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Abstract
The invention discloses a kind of parking space management system based on image processing techniques and parking stall management methods,The system comprises the information of vehicles matching systems based on image recognition of berth lock and high in the clouds,Berth lock is arranged on parking stall,Berth lock includes camera 6,Stop lever 1,Wireless data transmission module 2,Microcontroller 3 and optoelectronic switch sensor 7,The camera 6 scans the information of vehicles in front of berth lock and is stored as image format,Wireless data transmission module 2 is used for the information of vehicles matching system based on image recognition information of vehicles image transmitting to high in the clouds,Microcontroller 3 can control the lifting of parking lever 1,Information of vehicles image can be relied on algorithm to be converted into license board information by the information of vehicles matching system based on image recognition in high in the clouds,And keying of the information for controlling berth lock is controlled accordingly with being provided after database matching,The present invention realizes the easily management of parking stall,Solve the problems, such as that traditional berth lock intelligence degree is low.
Description
Technical field
The present invention relates to a kind of parking space management system and its management method based on image processing techniques, belong to parking management
Technical field.
Background technology
With the swift and violent growth of vehicles number and driver's quantity, city parking problem is increasingly becoming each big-and-middle city in China
The hot issue in city.While experiencing motorization in the whole society and offer convenience to people's trip, road parking is difficult, traffic is gathered around
These stifled, disorder traffic disadvantages also display therewith.At this stage, chaotic parking order is that influence urban transportation is good
The one of the major reasons of operation.It is mainly reflected in：City is generally gone on a journey parking difficulty；The phenomenon that fee evasion, arbitrary imposition of fees, is relatively common；It disobeys
The unordered road occupation for parking of method, causes road to be obstructed；Manual toll collection management cost is high and contradiction takes place frequently.
Since car ownership is still continuously increased, corresponding park construction scale is also increasing.That builds is various
Parking lot improves the situation that urban district parking stall puts upon the full stretch to a certain extent, but also brings the management in these parking lots simultaneously
Problem.Effective parking management system will largely reduce above-mentioned risk.To the correct understanding and science of shutdown system
Management has become and alleviates one of the important means of urban transport problems.And the parking lot built in urban district, majority is that enterprise is
What its employee provided, therefore enterprise customer is the main services object in these parking lots.If the parking lot that enterprise oneself builds
Parking stall deficiency is even without building parking lot, and enterprise customer will often face parking difficulty problem, this not only results in above-mentioned
The problem of, the enthusiasm of enterprise customer's work can be also influenced to a certain extent.
And traditional most of berth locks are Manual parking spot lock, no matter car owner is into parking stall or going out parking stall is required for down
Berth lock is opened or closed to vehicle, not only wastes time, and also has the potentiality for causing traffic congestion.Current intelligent space lock
Although unlocking can be got off to avoid user, needs to download the operations such as app and registration, use complex steps.Secondly because
Labor management, parking price mechanism are difficult to quickly uniformly carry out, and parking fee is very effective parking management regulation index,
But mismanagement can lead to discontented and conflict the generation of the masses, and the level of informatization of parking resource not stop by high also increase
Vehicle management cost.
Due to the variety of problems of current berth lock, parking efficiency is not only reduced, to user with poor satisfaction.Stopping
The high peak period of vehicle efficiency requirements, if vehicle cannot timely enter parking stall, it is most likely that cause congestion even accident.
Invention content
The present invention provides a kind of parking space management system and its management method based on image processing techniques, it is intended that solve to pass
System berth lock operating difficulties, it is inconvenient for use；Modern inner part of parking lot lacks the problems that effectively management is caused, the present invention
The Auto-matching and record that can realize parking stall and vehicle realize the easily management of parking stall, solve traditional berth lock intelligence
The low problem of degree can be changed, application prospect is extensive in the scene for having staff and Migrant women parking conflict.
Realize that the technical solution of the object of the invention is：A kind of parking space management system based on image processing techniques, institute
The system of stating include berth lock, high in the clouds the information of vehicles matching system based on image recognition, the berth lock is arranged on parking stall
On, the berth lock includes camera, parking lever, wireless data transmission module, microcontroller and optoelectronic switch sensor, the camera shooting
Head can scan the information of vehicles in front of berth lock in predetermined angle and is stored as image format, the wireless data transmission module
Information of vehicles image transmitting for camera to be captured to high in the clouds the information of vehicles matching system based on image recognition, it is described
Microcontroller includes infrared data transmission module, and the microcontroller can control the lifting of parking lever, the high in the clouds based on figure
The information of vehicles image that wireless data transmission module transmits can be converted into license board information by the information of vehicles matching system of picture identification, and
Keying of the information for controlling berth lock is controlled accordingly with being provided after database matching.
Preferably, the parking space management system further includes parking stall and the vehicle information management system in high in the clouds, the high in the clouds
Parking stall and vehicle information management system are able to record and manage the information stopped the angle of incidence and be driven out to the time stopped on parking stall.
Preferably, the optoelectronic switch sensor is set to the front end of berth lock.
Preferably, the parking lever includes the stop port lever for being distributed in berth lock both sides and right parking lever, described
Stop port lever realizes by left rudder machine and lifts that the right parking lever is realized by right standard rudder machine and lifted.
Preferably, the berth lock further includes power module.
A kind of parking stall management method according to the above-mentioned parking space management system based on image processing techniques, including following step
Suddenly：
Step (1) confirms that vehicle exists by optoelectronic switch sensor sensing to there is vehicle arrival；
Step (2) obtains information of vehicles by the camera and is stored as image format, passes through the no line number
The information of vehicles image transmitting that transmission module captures camera to high in the clouds the information of vehicles matching system based on image recognition；
The information of vehicles matching system based on image recognition of step (3), high in the clouds believes vehicle with image recognition technology
Breath image is converted into license board information, and the license board information is converted to character, with the pre-stored permissible vehicle of lane database
The trade mark compares；
Step (4), the base in high in the clouds if pre-stored permissible license plate number matching in vehicle license plate information and date library
Signal is sent out to microcontroller by infrared data transmission module in the information of vehicles matching system of image recognition, microcontroller control stops
Car stop bar rises, and vehicle stops into parking stall；
Step (5), when vehicle leaves, the optoelectronic switch sensor detects parking stall free time, microcontroller control parking
Lever rises, berth lock locking.
The beneficial effects of the invention are as follows:
(1) present invention is identified car plate using image processing techniques, and will identify that data transfer to terminal, passes through ratio
Automatically lock is unwound to the relevant information realization in database, is brought to solve the problems, such as that current berth lock is cumbersome；
(2) present invention parks duration by real time recording come in and go out time of parking stall of vehicle to accurately obtain user, subtracts
Few conflict between user and administrative staff；
(3) present invention realizes the easily management of parking stall, solves the problems, such as that traditional berth lock intelligence degree is low,
There is application prospect in the scene of staff and Migrant women parking conflict extensive.
Other than objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is described in further detail.
Description of the drawings
Fig. 1 is berth lock schematic diagram of the present invention；
Fig. 2 is parking stall and the vehicle information management system framework schematic diagram in high in the clouds of the present invention；
Fig. 3 is power supply system structural schematic diagram of the present invention；
Fig. 4 is the flow diagram of parking space management system of the present invention；
Fig. 5 is Vehicle License Plate Recognition System flow chart of the present invention；
Fig. 6 is car plate detection system flow chart of the present invention；
Fig. 7 is character recognition system flow chart of the present invention.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
As shown in Figure 1, berth lock is arranged on parking stall, the berth lock includes camera 6, parking lever 1, without line number
Transmission module 2, microcontroller 3 and optoelectronic switch sensor 7, the camera 6 can scan the vehicle in front of berth lock in predetermined angle
Information is simultaneously stored as image format, and the information of vehicles image that the wireless data transmission module 2 is used to camera 6 capture passes
The information of vehicles matching system based on image recognition in high in the clouds is transported to, the microcontroller 3 includes infrared data transmission module, described
Microcontroller 3 can control the lifting of parking lever 1, and the information of vehicles matching system based on image recognition in the high in the clouds can incite somebody to action
The information of vehicles image that wireless data transmission module 2 transmits relies on algorithm to be converted into license board information, and with provide phase after database matching
The control information answered is used to control the keying of berth lock.
Preferably, the optoelectronic switch sensor 7 is set to the front end of berth lock, and the parking lever 1 includes being distributed in
The stop port lever of berth lock both sides and right parking lever, the stop port lever realize by left rudder machine 4 and lift that the right side is stopped
Car stop bar realizes by right standard rudder machine 5 and lifts that the berth lock further includes power module 8.
Parking stall beyond the clouds and vehicle information management system aspect, it is block gradually to be expanded by subregion, until finally covering
Whole region, the local server of excessively a large amount of scattered distributions, is initially responsible for by corresponding enterprise, department or individual consumer all
Respectively exclusive parking stall can pass through high in the clouds data channel and mobile phone when the Distribution Breadth of parking stall lock end reaches certain scale
Client, such as wechat or cloud lock exclusive APP, and the cloud lock of distribution everywhere is united with local parking stall and vehicle information database
Raise, to set up the server network of bigger, specific system architecture is as shown in Figure 2, the parking stall in the high in the clouds and
Vehicle information management system is able to record and manages the information stopped the angle of incidence and be driven out to the time stopped on parking stall.
The parking space management system based on image processing techniques of the present embodiment, including berth lock and high in the clouds are known based on image
Other information of vehicles matching system.It is directed to parking stall lock end simultaneously, power supply is the power of intelligent car position lock control system normal operation
Source, its effect are that various forms of electric energy are converted into suitable voltage and current and are conveyed to corresponding hardware and use.Power-supply system
It is reliable whether be related to the stable operation of entire control system.Common equipment power supply mode includes two kinds：Power grid power and
Battery powered.In view of intelligent space lock fitting limit is wide, distribution dispersion, power grid condition of power supply is immature, and construction is inconvenient, because
This selection is powered using Chargeable direct current Voltage stabilizing module, in order to keep power supply system reliable and stable, introduces the thought of closed-loop control, fixed
Phase monitors power supply health status, notifies early warning, allows local administrator to be charged or be replaced, power supply system structure is as shown in Figure 3.
Such as Fig. 4, a kind of parking stall management method according to the above-mentioned parking space management system based on image processing techniques, spy
Sign is to include the following steps：
Step (1) has sensed vehicle arrival by optoelectronic switch sensor 7, confirms that vehicle exists；
Step (2) obtains information of vehicles by the camera 6 and is stored as image format, by described wireless
The information of vehicles based on image recognition in the information of vehicles image transmitting that digital transmission module 2 captures camera 6 to high in the clouds matches system
System；
The information of vehicles matching system based on image recognition of step (3), high in the clouds believes vehicle with image recognition technology
Breath image relies on algorithm to be converted into license board information, and the license board information is converted to character, pre-stored with lane database
Permissible license plate number comparison；
Step (4), the base in high in the clouds if pre-stored permissible license plate number matching in vehicle license plate information and date library
Signal is sent out to microcontroller 3 by infrared data transmission module in the information of vehicles matching system of image recognition, microcontroller 3 controls
The lever 1 that stops rises, and vehicle stops into parking stall；
Step (5), when vehicle leaves, the optoelectronic switch sensor 7 detects that parking stall free time, the control of microcontroller 3 stop
Car stop bar 1 rises, berth lock locking.
It is illustrated in figure 5 the present embodiment Vehicle License Plate Recognition System flow, wherein car plate detection：The image for including car plate to one
It is analyzed, finally intercepts out a segment for only including car plate.The main purpose of the step is reduction of in Car license recognition
Calculation amount in the process.It, can be very slow, it is therefore desirable to the mistake of detection if directly carrying out Car license recognition to original image
Journey.In the present system, it goes to differentiate whether the segment intercepted is genuine using SVM (support vector machines) this machine learning algorithm
" car plate ".
Character recognition：The main purpose of the step is exactly the car plate figure got from a upper car plate detection step
Picture carries out optical character identification (OCR) this process.The machine learning algorithm wherein used is in artificial neural network (ANN)
Multi-layer perception (MLP) (MLP) model.
It is illustrated in figure 6 the present embodiment car plate detection system flow, obtaining many by car plate detection process may be
These segments are carried out manual sort by the segment of car plate, after assembling certain amount, are put into training in SVM models, are obtained SVM's
One judgment models inputs SVM judgment models during actual car plate, then the segment of be likely to be car plate, passes through
SVM models automatically select actually be actually car plate segment.After car plate detection process, just obtain in a picture
The part of our real concerns -- car plate.
It is illustrated in figure 7 the present embodiment character recognition system flow, in character recognition process, a secondary car plate segment is first
Gray processing can be carried out, then binaryzation gets the segmentation segment of each character of car plate using series of algorithms.Obtain magnanimity
These character segments after, carry out manual sort, then feed neural network (ANN) MLP models in, be trained.In reality
During the Car license recognition on border, 7 character segments will be obtained and be put into trained neural network model, predicted by model every
Specific character represented by a segment, such as " Soviet Union EUK722 " is just outputed in picture, so far a complete Car license recognition mistake
Journey just finishes.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of parking space management system based on image processing techniques, it is characterised in that：The system comprises berth locks and high in the clouds
The information of vehicles matching system based on image recognition, the berth lock is arranged on parking stall, and the berth lock includes camera shooting
Head (6), parking lever (1), wireless data transmission module (2), microcontroller (3) and optoelectronic switch sensor (7), the camera (6)
The information of vehicles in front of berth lock can be scanned in predetermined angle and be stored as image format, the wireless data transmission module
(2) information of vehicles based on image recognition in the information of vehicles image transmitting for being used to camera (6) capture to high in the clouds matches system
System, the microcontroller (3) includes infrared data transmission module, and the microcontroller (3) can control the lifting of parking lever (1),
The information of vehicles figure that the information of vehicles matching system based on image recognition in the high in the clouds can transmit wireless data transmission module (2)
Keying of the information for controlling berth lock is controlled accordingly as being converted into license board information, and with being provided after database matching.
2. system according to claim 1, which is characterized in that the parking space management system further includes parking stall and the vehicle in high in the clouds
Information management system, the parking stall in the high in the clouds and vehicle information management system are able to record and manage to stop on parking stall
Stop the angle of incidence and is driven out to the information of time.
3. system according to claim 1, which is characterized in that the optoelectronic switch sensor (7) is set to berth lock
Front end.
4. system according to claim 1, which is characterized in that the parking lever (1) includes being distributed in berth lock both sides
Stop port lever and right parking lever, the stop port lever by left rudder machine (4) realize lift, the right parking lever lead to
It crosses right standard rudder machine (5) and realizes lifting.
5. system according to claim 1, which is characterized in that the berth lock further includes power module (8).
6. a kind of parking stall management according to parking space management system of the claim 1-5 any one of them based on image processing techniques
Method, it is characterised in that include the following steps：
Step (1) has sensed vehicle arrival by optoelectronic switch sensor (7), confirms that vehicle exists；
Step (2) obtains information of vehicles by the camera (6) and is stored as image format, passes through the no line number
The information of vehicles based on image recognition in the information of vehicles image transmitting that transmission module (2) captures camera (6) to high in the clouds matches
System；
The information of vehicles matching system based on image recognition of step (3), high in the clouds uses image recognition technology by information of vehicles figure
As being converted into license board information, and the license board information is converted to character, with the pre-stored permissible license plate number of lane database
Comparison；
Step (4), the high in the clouds based on figure if pre-stored permissible license plate number matching in vehicle license plate information and date library
As the information of vehicles matching system of identification sends out signal, microcontroller (3) control by infrared data transmission module to microcontroller (3)
The lever (1) that stops rises, and vehicle stops into parking stall；
Step (5), when vehicle leaves, the optoelectronic switch sensor (7) detects that parking stall free time, microcontroller (3) control stop
Car stop bar (1) rises, berth lock locking.
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| CN110349430A (en) * | 2019-06-04 | 2019-10-18 | 五邑大学 | A kind of city intelligent parking apparatus and its method |
| CN110400487A (en) * | 2019-08-09 | 2019-11-01 | 深圳市玩艺创客教育科技有限公司 | A kind of shared shutdown system |
| CN110784203A (en) * | 2019-09-19 | 2020-02-11 | 西安中星测控有限公司 | Photoelectric switch based on 5G transmission communication |
| CN111311926A (en) * | 2020-02-24 | 2020-06-19 | 南京理工大学 | Electronic parking space lock device and method based on image recognition |
| CN111785074A (en) * | 2020-07-17 | 2020-10-16 | 苏州国轩智能科技有限公司 | Special parking space identification reminding system and identification method thereof |
| CN111877824A (en) * | 2020-07-23 | 2020-11-03 | 阳光学院 | Parking space management device based on machine vision |
| CN112538831A (en) * | 2019-09-20 | 2021-03-23 | 杭州海康威视数字技术股份有限公司 | Intelligent parking spot lock |
| CN112776650A (en) * | 2020-12-28 | 2021-05-11 | 山东鲁能软件技术有限公司智能电气分公司 | Multi-element fusion perception intelligent charging system and method |
| CN114155631A (en) * | 2021-11-29 | 2022-03-08 | 哈尔滨工程大学 | Intelligent parking spot lock with identity authentication and wireless interconnection functions |
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| CN111877824A (en) * | 2020-07-23 | 2020-11-03 | 阳光学院 | Parking space management device based on machine vision |
| CN111877824B (en) * | 2020-07-23 | 2022-03-08 | 阳光学院 | Parking space management device based on machine vision |
| CN112776650A (en) * | 2020-12-28 | 2021-05-11 | 山东鲁能软件技术有限公司智能电气分公司 | Multi-element fusion perception intelligent charging system and method |
| CN112776650B (en) * | 2020-12-28 | 2022-11-18 | 山东鲁软数字科技有限公司智慧能源分公司 | Multi-element fusion perception intelligent charging system and method |
| CN114155631A (en) * | 2021-11-29 | 2022-03-08 | 哈尔滨工程大学 | Intelligent parking spot lock with identity authentication and wireless interconnection functions |
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Application publication date: 20181109 |