CN114973522A - System and method for integrating free parking spaces - Google Patents
System and method for integrating free parking spaces Download PDFInfo
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- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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- G08G1/141—Traffic control systems for road vehicles indicating individual free spaces in parking areas with means giving the indication of available parking spaces
- G08G1/142—Traffic control systems for road vehicles indicating individual free spaces in parking areas with means giving the indication of available parking spaces external to the vehicles
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- G08G1/00—Traffic control systems for road vehicles
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- G08G1/148—Management of a network of parking areas
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Abstract
The invention discloses an idle parking space integration system and method, relates to the technical field of parking spaces, and aims to solve the problem of utilization rate of parking spaces. The system and the method for integrating the idle parking spaces have the advantages that the client terminal is mainly operated at the app client side, a user can bind the parking spaces bought or leased by the user on the app, the parking spaces can be leased in the time periods when the parking spaces are not used, the garage terminal binds the vehicle information of the user, the user can park with the best safety performance through the garage terminal 3 when parking, the vehicle can smoothly enter a selected parking lot after entering the parking lot after being bound with the vehicle information, the infrared scanner is arranged at the upper end of each garage, the infrared scanner can scan whether obstacles exist on the garage, the app client side with the obstacles can prompt, the rear end of each garage is provided with the sensor, and when the vehicle is put in storage, whether the vehicle is dangerous or not is sensed through the distance between the vehicle and the sensor.
Description
Technical Field
The invention relates to the technical field of parking spaces, in particular to an idle parking space integration system and method.
Background
The parking space is a position which is regularly planned by related departments and is used for special parking. Some in underground parking lots and some in common communities. The existing parking spaces also have the following problems:
1. the condition that the parking space is not completely used often appears in the use of parking space, and the user who needs the parking space can not be in time inquire the parking space of near vacancy.
2. The existing garage lacks a necessary parking system, and the parking system is very necessary for people with poor vehicle skills.
Disclosure of Invention
The invention aims to provide a system and a method for integrating free parking spaces, wherein a client terminal is mainly operated at an app client, a user can bind a parking space bought or rented by the user on the app, the parking space can be rented in a time slot when the parking space is not used, a garage terminal binds user vehicle information, the user can park with the best safety performance through the garage terminal when parking, the vehicle can smoothly enter a selected parking lot after being bound with the vehicle information, an infrared scanner is arranged at the upper end of each garage, can scan whether an obstacle exists on the garage, can prompt the user end of the app if the obstacle exists, and is provided with a sensor at the rear end of each garage, so that whether the vehicle is dangerous or not is sensed through the distance between the vehicle and the sensor when the vehicle enters the garage, the problems in the prior art can be solved.
In order to achieve the purpose, the invention provides the following technical scheme:
an idle parking space integration system comprises a client terminal, a wireless network and a garage terminal;
the client terminal and the garage terminal perform bidirectional data interaction through a wireless network;
the client terminal is used for automatically judging the optimal garage information according to the needs of a user after the user inputs the information, and simultaneously can receive the data information transmitted by the garage terminal;
the garage terminal is used for finding parking spaces and parking safety problems after vehicles drive into the selected parking lot.
Preferably, the client terminal comprises a user management unit, a vehicle navigation unit, a parking space management unit and a property management unit;
the user management unit is used for a user to input accurate personal information, vehicle information and garage information of the user;
the vehicle navigation unit is used for positioning the accurate position of a running vehicle in real time and detecting the road condition of the running vehicle;
the parking space management unit is used for acquiring the real-time position of the vehicle navigation unit, and preferably screening the garage closest to the running vehicle according to the real-time position of the running vehicle;
the property management unit is used for binding the specific garage position selected in the parking space management unit and inputting the detailed information of the parking lot.
Preferably, the user management unit comprises a user information registration module, a user vehicle detection module and a user terminal binding module;
the user information registration module is used for the user to input the information of the name, age, sex, telephone and the like of the user;
the user vehicle information registration module is used for a user to input the brand and the model of a running vehicle, and preferably selects a garage with the size suitable for the size of the vehicle according to the model size of the vehicle;
the user vehicle detection module is used for monitoring the speed of a vehicle during running and whether an engine, a central control system and the like are abnormal or not, and if the abnormality is monitored, the detection information is transmitted to the client terminal through a signal;
the user terminal binding module is used for binding the vacant parking space conditions of self leasing or buying and selling by the user.
Preferably, the vehicle navigation unit comprises a GPS real-time positioning module and a road condition detection module;
the GPS real-time positioning module is used for judging the specific position of a running vehicle according to vehicle-mounted navigation;
the road condition detection module is used for detecting the road condition in front of the running vehicle, and if the road condition is detected to be abnormal, the road condition is captured in real time.
Preferably, the road condition detection module comprises a road image capturing module, a thermal image capturing module and a sonar image capturing module;
the road image capturing module is used for capturing images of a road surface in front of a running vehicle and detecting whether the road surface has bulges or pits;
the thermal image capturing module is used for converting invisible infrared energy emitted by the object into a visible thermal image through the thermal infrared imager and then capturing the thermal image;
the sonar image capturing module is used for sonar acquisition when a vehicle runs in a rainy day, and the sonar acquisition utilizes the propagation characteristics of sound waves in water, and then carries out image capturing on the converted information through electroacoustic conversion and information processing.
Preferably, the parking space management unit comprises an area screening module, a parking space reservation module and an area selection module;
the region screening module is used for selecting the nearest parking region according to the positioning position and also can select the vacant parking region near the destination according to the destination of the user;
the parking space reservation module is used for automatically matching vacant parking spaces according to the positions of vehicles and the estimated arrival time in navigation;
the area selection module is used for automatically loading vehicle navigation and switching into a selected parking lot position.
Preferably, the property management unit comprises a user data binding module and a parking lot navigation module;
the user data binding module is used for transmitting the vehicle information of the user to a community or parking lot management system;
the parking lot navigation module is used for navigating to a selected specific garage position in the parking lot.
Preferably, a parking lot parking space induction unit is arranged in the garage terminal and comprises a vehicle entrance module, a garage navigation module, a parking induction module, a vehicle exit module and a payment module;
the vehicle driving-in module is used for recording the time of a vehicle driving into an entrance of the parking lot;
the garage navigation module is used for helping a user to quickly and accurately find a preset parking space after a vehicle arrives at a parking lot by an underground navigation system;
the parking sensing module is used for improving the safety performance of a user when parking;
the vehicle exit module is used for recording the time when the vehicle exits to an exit of the parking lot;
the payment module is used for time conversion between the vehicle driving-in module and the vehicle driving-out module, and payment cost is determined after conversion is completed.
Preferably, the parking sensing module comprises an obstacle analysis module, a detection management module, a risk judgment module and an alarm module;
the obstacle analysis module is used for judging whether an obstacle exists in the garage before the vehicle drives into the garage, and if the obstacle exists, a user can check the obstacle on a client terminal;
the detection management module takes the obstacle analysis module as a reference to record and track data of the obstacle analysis module so as to detect adverse behaviors in data information operation and generate an adverse behavior report according to the detected adverse behaviors;
the risk judgment module is used for carrying out risk judgment on the bad behaviors by taking the detection management module as a reference;
the alert module alerts with a risk factor in a risk determination module.
Preferably, the sonar image capturing module is used for acquiring data when the vehicle runs in rainy days to acquire original sonar data;
detecting the data duration of the original sonar data, and dividing the original sonar data into interval data of unit duration;
analyzing each interval data, acquiring echo time contained in each interval data, and generating an interval sonar image corresponding to the interval data according to the distribution of the echo time;
detecting the image frame number of the interval sonar image of each interval data;
establishing a corresponding number of addend layers according to the number of the image frames, inputting each frame of image of the interval sonar image into the corresponding addend layer for image addition operation, acquiring an operation result, and generating a first sonar image according to the operation result;
acquiring a first pixel value corresponding to each pixel point on the first sonar image, and extracting a pixel mean value of the first sonar image;
taking the pixel mean value as a pixel threshold, adjusting the maximum pixel value of the first sonar image to the pixel threshold, acquiring an absolute adjustment proportion, and sequentially adjusting first pixel values corresponding to the remaining pixel points based on the absolute adjustment proportion to generate a second sonar image;
the sonar image capturing module is further used for acquiring a second pixel value corresponding to each pixel point in the second sonar image, analyzing the similarity between any two pixel points based on the second pixel value, regarding the similarity in a preset range as one type, and acquiring all image connected domains contained in the second sonar image;
meanwhile, in the process of generating a second sonar image, recording the pixel adjustment quantity corresponding to each pixel point, and performing reverse ordering on the pixel adjustment quantities to generate an ordered list;
dividing the pixel adjustment quantity into a corresponding quantity of pixel categories based on the quantity of the image connected domains, and generating a pixel proportion corresponding to each pixel category according to the domain area corresponding to each image connected domain;
respectively inputting each pixel point into a corresponding pixel category based on the pixel proportion and the ordered list;
acquiring the position of a pixel point contained in each pixel type in the second sonar image, and sequentially connecting to generate a pixel connected domain;
the sonar image capturing module is further used for extracting a superposition connected domain between the image connected domain and the pixel connected domain, analyzing rainfall density based on the density of the superposition connected domain, and generating visibility road conditions.
Preferably, the area screening module selects a nearest parking area according to the location position, and the step of selecting an empty parking area near the destination according to the destination of the user includes:
determining a marked position of a destination of a user in an electronic map;
acquiring a plurality of first parking areas within a preset square circle range of the mark position from the electronic map;
screening out a second parking area with the vacant parking space ratio greater than or equal to a preset ratio from the plurality of first parking areas;
planning an optimal driving path from the destination to each second parking area;
collecting the traffic flow of the optimal running path of each second parking area, and determining the traffic density and the traffic saturation of each second parking area according to the traffic flow;
calculating the congestion degree of each second parking area according to the traffic flow, the traffic density and the traffic saturation degree of the optimal running path of the second parking area:
wherein, F i Expressed as the degree of congestion of the ith second parking area, P i Expressed as the public place occupancy of the ith second parking area, A i1 The predicted traffic, A, corresponding to the occupancy of the public place of the ith second parking area i2 Traffic flow expressed as an optimal travel path of the ith second parking area, a i Traffic density expressed as optimal travel path of the second parking area, b i Denoted as ith secondTraffic saturation of the optimal driving path of the parking area, c i Service level, B, expressed as optimal driving path for the ith second parking area i Expressed as the relative traffic increase in the public-occasion occupancy of the ith secondary parking area, θ i Represented as the prosperity factor for the ith second parking area;
calculating a recommendation index of each second parking area according to the congestion degree of the second parking area:
wherein Q is i Expressed as the recommendation index, γ, for the ith second parking area i A time value utilization coefficient corresponding to the degree of congestion of the ith second parking area, mu an influence coefficient corresponding to a random variable factor affected by weather and traffic accidents,
the layout structure complexity, lambda, expressed as the ith second parking area i A time delay coefficient for vehicle travel, C, expressed as the complexity of the layout structure of the i-th second parking area 1i Time loss cost, C, expressed as the optimal travel path of the ith second parking area 2i Energy loss cost expressed as optimal travel path for the ith secondary parking area, C 3 Expressed as a preset desired total cost;
and selecting the target second parking area with the maximum recommendation index as the expected parking area.
The invention provides another technical scheme, and a method for integrating free parking spaces comprises the following steps:
the first step is as follows: the client terminal records the information of the user and the information of the vehicle in detail, and the optimal garage can be automatically pushed according to the requirements of the user after the recording is finished;
the second step is that: after receiving the user information of the client terminal, the garage terminal binds the user vehicle information, and the user can park with the best safety performance through the garage terminal when parking.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a system and a method for integrating free parking spaces, wherein a user management unit is used for inputting the brand and the model of a running vehicle, preferably, a garage of a size suitable for the vehicle, such as a relatively large SUV or a large commercial vehicle such as an off-road vehicle, the parking spaces with larger sizes can be recommended in a limited way, the parking spaces with smaller sizes can be recommended for the vehicle types with smaller sizes, meanwhile, the speed of the vehicle during running can be monitored, and the existence of abnormalities of an engine, a central control system and the like can be monitored, if the abnormality is detected, the detection information is transmitted to the app display device in the client terminal through a signal, when the user has an idle parking space or an inapplicable parking space in a certain time period, the purchased or rented parking space information can be input and bound through the user terminal binding module, and the user needing the reserved parking space after binding can check the information on the app.
2. The invention provides a system and a method for integrating free parking spaces, wherein a vehicle navigation unit can monitor the positions of vehicles in real time, the time of arriving at a parking lot is estimated in real time according to the positions of the vehicles, meanwhile, a road condition detection module can detect the road condition in front of the vehicles through a camera at the front end of the vehicles in the driving process, a user data binding module transmits the vehicle information of users to a community or a parking lot management system, the driving vehicles can smoothly enter the parking lot after the information transmission, a parking lot navigation module navigates the specific garage positions selected in the parking lot, the garage positions in each parking lot are difficult to find, and each garage can be found more quickly according to the special navigation of the parking lot.
3. The invention provides a system and a method for integrating idle parking spaces, wherein an infrared scanner is arranged at the upper end of each garage and can scan whether an obstacle exists on the garage, whether the obstacle exists in the garage before a vehicle enters the garage can be detected through an obstacle analysis module, if the obstacle exists, a client can prompt, an inductor is arranged at the rear end of each garage, when the vehicle enters the garage, whether the vehicle has danger is sensed through the distance between the vehicle and the inductor, a detection management module records and tracks data of the obstacle analysis module by taking the obstacle analysis module as a reference to detect bad behaviors of data information in operation, and a bad behavior report is generated according to the detected bad behaviors; the risk judgment module carries out risk judgment on the bad behaviors by taking the detection management module as a reference, and the alarm sound is larger when the judged risk value is higher.
Drawings
FIG. 1 is an overall module topology of the present invention;
FIG. 2 is a schematic view of a customer terminal and garage terminal module of the present invention;
FIG. 3 is a block diagram of a user management unit according to the present invention;
FIG. 4 is a schematic view of a vehicle navigation unit module of the present invention;
FIG. 5 is a schematic diagram of a parking space management unit module according to the present invention;
FIG. 6 is a block diagram of a property management unit according to the present invention;
FIG. 7 is a schematic diagram of a parking space guidance unit of the parking lot according to the present invention;
fig. 8 is a schematic diagram of a parking sensing module according to the present invention.
In the figure: 1. a client terminal; 11. a user management unit; 111. a user information registration module; 112. a user vehicle information registration module; 113. a user vehicle detection module; 114. a user terminal binding module; 12. a vehicle navigation unit; 121. a GPS real-time positioning module; 122. a road condition detection module; 1221. a road image capture module; 1222. a thermal sensing image capturing module; 1223. a sonar image capturing module; 13. a parking space management unit; 131. a region screening module; 132. a parking space reservation module; 133. a region selection module; 14. a property management unit; 141. a user data binding module; 142. a parking lot navigation module; 2. a wireless network; 3. a garage terminal; 31. a parking space guidance unit; 311. a vehicle drive-in module; 312. a garage navigation module; 313. a parking sensing module; 3131. an obstacle analysis module; 3132. a detection management module; 3133. a risk determination module; 3134. an alarm module; 314. a vehicle exit module; 315. and a payment module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an idle parking space integration system includes a client terminal 1, a wireless network 2 and a garage terminal 3; the client terminal 1 and the garage terminal 3 carry out bidirectional data interaction through the wireless network 2; the client terminal 1 is used for automatically judging the optimal garage information according to the needs of the user after the user inputs the information, and simultaneously can receive the data information transmitted by the garage terminal 3; the garage terminal 3 is used for the vehicle to look for and park the safety problem at the parking stall after getting into the selected parking area, and whole flow not only can match the parking stall according to user's self needs, also can select the parking area by the user oneself, can make an appointment to the parking stall simultaneously.
Referring to fig. 2, the client terminal 1 includes a user management unit 11, a vehicle navigation unit 12, a parking space management unit 13, and a property management unit 14; the user management unit 11 is used for a user to input accurate personal information, vehicle information and garage information of the user; the vehicle navigation unit 12 is used for positioning the accurate position of the running vehicle in real time and detecting the road condition of the running vehicle; the parking space management unit 13 is configured to obtain a real-time position of the vehicle navigation unit 12, and preferably screen a garage closest to a running vehicle according to the real-time position of the running vehicle; the property management unit 14 is used for binding the specific garage position selected in the parking space management unit 13 and inputting the detailed information of the parking lot, the client terminal 1 mainly operates at the app client side, and the information is input by the user to the vehicle detection and the parking space registration of the final user, so that the input is more convenient.
Referring to fig. 3, the user management unit 11 includes a user information registration module 111, a user vehicle information registration module 112, a user vehicle detection module 113, and a user terminal binding module 114; the user information registration module 111 is used for a user to enter information such as name, age, gender, and telephone of the user, and can recommend the parking space size preferentially according to the gender of the user, for example, when the skill of a girl is not good, a female private parking space with a larger parking space size can be recommended according to the gender; the user vehicle information registration module 112 is used for a user to enter the brand and model of a running vehicle, and preferably selects a garage suitable for the size of the vehicle according to the model size of the vehicle, for example, a large-sized SUV or a large-sized off-road business vehicle can recommend parking spaces with a large size in a limited way, and parking spaces with a small size are recommended for vehicle types with a small size; the user vehicle detection module 113 is configured to monitor a speed of a vehicle during driving, and whether an engine, a central control unit, and the like are abnormal, and if the speed is abnormal, transmit detection information to an app display device in the client terminal 1 through a signal; the user terminal binding module 114 is used for binding the vacant parking space conditions of renting or buying and selling by the user, when the user has an idle parking space or an inappropriate parking space in a certain time period, the user terminal binding module 114 can input and bind the information of the purchased or rented parking space, and the user who needs to reserve the parking space after binding can check the information on the app.
Referring to fig. 4, the vehicle navigation unit 12 includes a GPS real-time positioning module 121 and a road condition detection module 122; the GPS real-time positioning module 121 is configured to determine a specific position of a traveling vehicle according to vehicle-mounted navigation; the road condition detection module 122 is configured to detect a road condition in front of a running vehicle, and capture the road condition in real time if an abnormality is detected; the road condition detection module 122 includes a road image capture module 1221, a thermal image capture module 1222, and a sonar image capture module 1223; the road image capturing module 1221 is configured to capture an image of a road surface in front of a traveling vehicle, and detect whether a protrusion or a pit exists on the road surface; the thermal image capturing module 1222 is configured to convert the invisible infrared energy emitted from the object into a visible thermal image by the thermal infrared imager, and then capture the thermal image; sonar image capture module 1223 is used for the rainy day when the vehicle goes to carry out sonar collection, sonar collection utilizes the propagation characteristic of sound wave in aqueous, through electroacoustic conversion and information processing, carry out image capture with the information that the conversion was accomplished again, vehicle navigation unit 12 can monitor the position of vehicle in real time, the time of arriving the parking area is estimated in real time according to the position of vehicle, road conditions detection module 122 can detect out the road conditions in front of the vehicle through the camera of vehicle front end in the driving process simultaneously.
Referring to fig. 5, the parking space management unit 13 includes a region screening module 131, a parking space reservation module 132, and a region selection module 133; the area screening module 131 is configured to select a nearest parking area according to the positioning location, and also select an empty parking area near the destination according to the destination of the user; the parking space reservation module 132 is configured to automatically match a vacant parking space according to the position of the vehicle and the estimated arrival time in the navigation; the area selection module 133 is used to automatically load the car navigation system, cut into a selected parking lot location, estimate the time of the reservation arrival based on the automatic matching of the parking spaces, and automatically switch the car navigation system to the selected parking lot location after the parking lot is determined.
Referring to fig. 6, the property management unit 14 includes a user data binding module 141 and a parking lot navigation module 142; the user data binding module 141 is configured to transmit vehicle information of a user to a cell or a parking lot management system, so that a driving vehicle can smoothly enter a parking lot after the information is transmitted; the parking lot navigation module 142 is used for navigating to a specific selected garage position in a parking lot, the garage position in each parking lot is difficult to find, and each garage can be found more quickly according to the special navigation of the garage in the parking lot.
Referring to fig. 7-8, a parking space guidance unit 31 is disposed in the garage terminal 3, and the parking space guidance unit 31 includes a vehicle entrance module 311, a garage navigation module 312, a parking guidance module 313, a vehicle exit module 314, and a payment module 315; the vehicle driving-in module 311 is used for recording the time when the vehicle drives in to the entrance of the parking lot; the garage navigation module 312 is used for helping a user to quickly and accurately find a predetermined parking space after a vehicle arrives at a parking lot by using an underground navigation system; the parking sensing module 313 is used for improving the safety performance of a user when parking; the vehicle exit module 314 is used for recording the time when the vehicle exits to the exit of the parking lot; the payment module 315 is used for time conversion between the vehicle entrance module 311 and the vehicle exit module 314, and the payment fee is determined after the conversion is completed; the parking sensing module 313 includes an obstacle analyzing module 3131, a detection managing module 3132, a risk determining module 3133, and an alarm module 3134; the obstacle analysis module 3131 is used to determine whether an obstacle exists in the garage before the vehicle enters the garage, and if the obstacle exists, the user can check the obstacle on the client terminal 1; the detection management module 3132 records and tracks data of the obstacle analysis module 3131 based on the obstacle analysis module 3131 to detect a bad behavior during data information operation, and generates a bad behavior report according to the detected bad behavior; the risk determination module 3133 performs risk determination on the bad behavior based on the detection management module 3132; alarm module 3134 carries out the alarm with the risk coefficient in risk decision module 3133, when the risk value of judgement is higher, alarm sound is just bigger, every garage upper end all is provided with infrared scanner, whether there is the barrier on infrared scanner can the scanning department garage, if there is the barrier the app customer end on can indicate, every garage rear end all is provided with the inductor, whether there is danger through the distance between vehicle and the inductor induction vehicle when the vehicle puts in storage.
In one embodiment, the sonar image capturing module 1223 is used for acquiring data when the vehicle is running in a rainy day, and acquiring original sonar data;
detecting the data duration of the original sonar data, and dividing the original sonar data into interval data of unit duration;
analyzing each interval data, acquiring echo time contained in each interval data, and generating an interval sonar image corresponding to the interval data according to the distribution of the echo time;
detecting the image frame number of the interval sonar image of each interval data;
establishing a corresponding number of addend layers according to the number of the image frames, inputting each frame of image of the interval sonar image into the corresponding addend layer for image addition operation, acquiring an operation result, and generating a first sonar image according to the operation result;
acquiring a first pixel value corresponding to each pixel point on the first sonar image, and extracting a pixel mean value of the first sonar image;
taking the pixel mean value as a pixel threshold, adjusting the maximum pixel value of the first sonar image to the pixel threshold, acquiring an absolute adjustment proportion, and sequentially adjusting first pixel values corresponding to the remaining pixel points based on the absolute adjustment proportion to generate a second sonar image;
the sonar image capturing module 1223 is further configured to obtain a second pixel value corresponding to each pixel point in the second sonar image, analyze similarity between any two pixel points based on the second pixel value, regard the similarity within a preset range as a class, and obtain all image connected domains included in the second sonar image;
meanwhile, in the process of generating a second sonar image, recording the pixel adjustment quantity corresponding to each pixel point, and performing reverse ordering on the pixel adjustment quantities to generate an ordered list;
dividing the pixel adjustment quantity into a corresponding quantity of pixel categories based on the quantity of the image connected domains, and generating a pixel proportion corresponding to each pixel category according to the domain area corresponding to each image connected domain;
respectively inputting each pixel point into a corresponding pixel category based on the pixel proportion and the ordered list;
acquiring the position of a pixel point contained in each pixel type in the second sonar image, and sequentially connecting to generate a pixel connected domain;
the sonar image capturing module 1223 is further configured to extract a coincidence connected domain between the image connected domain and the pixel connected domain, analyze rainfall density based on the density of the coincidence connected domain, and generate visibility road conditions;
in the example, the original sonar data represents the reflection signals collected after the sound waves are emitted towards the advancing direction of the vehicle, and the reflection signals are converted into an un-data form;
in this example, the unit time length may be 5 seconds;
in this example, the addend layer represents a carrier when image addition is performed, and after the section sonar image is input to the corresponding addend layer, the section sonar image can be used as an addend of the image addition;
in this example, the image connected domain table includes regions formed by pixels with similar pixel values.
The working principle of the technical scheme is as follows: the method comprises the steps that original sonar data are obtained when a vehicle runs in rainy days, the original sonar data are divided into interval data of unit duration and then analyzed one by one, echo time contained in each interval is obtained, corresponding interval sonar images are generated, image addition operation is carried out on all the interval sonar images, a first sonar image is generated, the mean value pixel value of the original sonar images is obtained, all first pixel points on the first sonar image are respectively adjusted by the mean value pixel value, a second sonar image can be obtained, all image connected domains contained in the second sonar image are obtained, meanwhile, in the process of generating the second sonar image, pixel connected domains are generated, overlapped connected domains between the image connected domains and the pixel connected domains are extracted, and rainfall density is analyzed based on the density of the overlapped connected domains.
The beneficial effects of the above technical scheme are: because visibility is low in rainy days, the field of vision narrows down and accidents easily occur when a driver drives in the rainy days, original sonar data are collected by a sonar image capturing module, a plurality of interval sonar images are generated according to the original sonar data, then a series of processing is carried out on the interval sonar images, the rainfall density of the external environment is analyzed, reference can be provided for the driver, the driver is reminded to drive at a proper speed, and the safety of the driver is guaranteed to a certain extent.
In one embodiment, the area screening module 131 selects the nearest parking area according to the location position, and the step of selecting an empty parking area near the destination according to the destination of the user includes:
determining a marked position of a destination of a user in an electronic map;
acquiring a plurality of first parking areas within a preset square circle range of the mark position from the electronic map;
screening out a second parking area with the proportion of the vacant parking spaces larger than or equal to a preset proportion from the plurality of first parking areas;
planning an optimal driving path from the destination to each second parking area;
collecting the traffic flow of the optimal running path of each second parking area, and determining the traffic density and the traffic saturation of each second parking area according to the traffic flow;
calculating the congestion degree of each second parking area according to the traffic flow, the traffic density and the traffic saturation degree of the optimal running path of the second parking area:
wherein, F i Expressed as the degree of congestion of the ith second parking area, P i Expressed as the public place occupancy of the ith second parking area, A i1 The predicted traffic, A, corresponding to the occupancy of the public place of the ith second parking area i2 Traffic flow expressed as an optimal travel path of the ith second parking area, a i Traffic density expressed as optimal travel path of the second parking area, b i Traffic saturation, c, of the optimal driving path, denoted as the ith second parking area i Service level, B, expressed as optimal driving path for the ith secondary parking area i Expressed as the relative traffic increase in the public-occasion occupancy of the ith secondary parking area, θ i Represented as the prosperity factor for the ith second parking area;
calculating a recommendation index of each second parking area according to the congestion degree of the second parking area:
wherein Q is i Expressed as the recommendation index, γ, for the ith second parking area i A time value utilization coefficient corresponding to the degree of congestion of the ith second parking area, mu an influence coefficient corresponding to a random variable factor influenced by weather and traffic accidents,
the layout structure complexity, lambda, expressed as the ith second parking area i A time delay coefficient for vehicle travel, C, expressed as the complexity of the layout structure of the i-th second parking area 1i Time loss cost, C, expressed as the optimal travel path of the ith second parking area 2i Energy loss cost expressed as optimal travel path for the ith secondary parking area, C 3 Expressed as a preset desired total cost;
and selecting the target second parking area with the maximum recommendation index as the expected parking area.
The beneficial effects of the above technical scheme are: the congestion degree of each second parking area can be effectively and accurately determined according to the traffic condition, the pedestrian flow condition and the layout condition of each second parking area by calculating the congestion degree of each second parking area, so that a judgment basis is provided for the subsequent selection of the parking areas, further, the rationality and the reliability of each second parking area can be comprehensively evaluated in a multi-dimensional manner by calculating the recommendation index of each second parking area according to the layout influence of each second parking area and the cost of the optimal driving path from the destination to each second parking area, the basis is laid for the subsequent decision, and the intellectualization and the practicability are improved.
A method of free parking space integration, comprising the steps of:
the first step is as follows: the method comprises the following steps that a client terminal 1 carries out detailed recording on information of a user and information of a vehicle, the optimal garage can be automatically pushed according to the requirements of the user after the recording is finished, the user can also bind a parking space bought or leased by the user on app when the parking space is recommended to the user, and the user can rent the parking space in a time period when the parking space is not used after the binding;
the second step is that: the garage terminal 3 binds the user vehicle information after receiving the user information of the client terminal 1, the user can park with the best safety performance through the garage terminal 3 when parking, the vehicle can smoothly enter after entering a selected parking lot after being bound by the vehicle information, meanwhile, after the vehicle enters and exits the parking lot, the parking cost can be converted through the entering time and the exiting time, and the cost is intelligently paid at the exit of the parking lot.
In summary, in the system and method for integrating the vacant parking spaces, the client terminal 1 is mainly operated at the app client side, the information is input by the user, the vehicle is detected and input to the last user parking space registration, the input is more convenient, the user can also bind the parking spaces purchased or rented by the user on the app, the parking spaces can be rented in the time period when the parking spaces are not used after the binding, the user vehicle information is bound by the garage terminal 3, the user can park the vehicle with the best safety performance through the garage terminal 3 when parking, the vehicle can smoothly enter the selected parking lot after driving into the parking lot after the vehicle information is bound, meanwhile, the infrared scanner is arranged at the upper end of each garage, the infrared scanner can scan whether obstacles exist on the garage, the app client side with the obstacles can give a prompt, and the sensor is arranged at the rear end of each garage, when the vehicle enters a garage, whether the vehicle is dangerous or not is sensed through the distance between the vehicle and the sensor.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An empty parking space integration system is characterized in that: comprises a client terminal (1), a wireless network (2) and a garage terminal (3);
the client terminal (1) and the garage terminal (3) perform bidirectional data interaction through the wireless network (2);
the client terminal (1) is used for automatically judging optimal garage information according to the needs of a user after the user inputs the information, and receiving data information transmitted by the garage terminal (3);
the garage terminal (3) is used for finding parking spaces and parking safety problems after vehicles drive into a selected parking lot.
2. An empty parking space integration system according to claim 1, wherein: the client terminal (1) comprises a user management unit (11), a vehicle navigation unit (12), a parking space management unit (13) and a property management unit (14);
the user management unit (11) is used for a user to input accurate personal information, vehicle information and garage information of the user;
the vehicle navigation unit (12) is used for positioning the accurate position of a running vehicle in real time and detecting the road condition of the running vehicle;
the parking space management unit (13) is used for acquiring the real-time position of the vehicle navigation unit (12), and preferably screening the garage closest to the running vehicle according to the real-time position of the running vehicle;
the property management unit (14) is used for binding the specific garage position selected in the parking space management unit (13) and inputting the detailed information of the parking lot.
3. The system for integrating vacant parking spaces according to claim 2, wherein: the user management unit (11) comprises a user information registration module (111), a user vehicle information registration module (112), a user vehicle detection module (113) and a user terminal binding module (114);
the user information registration module (111) is used for the user to input own name, age, sex and telephone;
the user vehicle information registration module (112) is used for a user to input the brand and the model of a running vehicle, and preferably selects a garage suitable for the size of the vehicle according to the model size of the vehicle;
the user vehicle detection module (113) is used for monitoring the speed of a vehicle during running and whether an engine and a central controller are abnormal or not, monitoring the abnormality and transmitting detection information to the client terminal (1) through signals;
the user terminal binding module (114) is used for binding the vacant parking space condition of renting or buying and selling by the user;
the vehicle navigation unit (12) comprises a GPS real-time positioning module (121) and a road condition detection module (122);
the GPS real-time positioning module (121) is used for judging the specific position of a running vehicle according to vehicle-mounted navigation;
the road condition detection module (122) is used for detecting the road condition in front of the running vehicle, and detects that the road condition is captured in real time when abnormality exists.
4. An empty parking space integration system according to claim 3, wherein: the road condition detection module (122) comprises a road image capturing module (1221), a thermal image capturing module (1222) and a sonar image capturing module (1223);
the road image capturing module (1221) is used for capturing images of a road surface in front of a running vehicle and detecting whether the road surface has bulges or pits;
the thermal image capturing module (1222) is used for converting invisible infrared energy emitted by the object into a visible thermal image through the thermal infrared imager and then capturing the thermal image;
the sonar image capturing module (1223) is used for sonar acquisition when a vehicle runs in a rainy day.
5. The system for integrating vacant parking spaces according to claim 2, wherein: the parking space management unit (13) comprises an area screening module (131), a parking space reservation module (132) and an area selection module (133);
the region screening module (131) is used for selecting the nearest parking region according to the positioning position and selecting the vacant parking region near the destination according to the destination of the user;
the parking space reservation module (132) is used for automatically matching vacant parking spaces according to the positions of vehicles and estimated arrival time in navigation;
the area selection module (133) is used for automatically loading vehicle navigation and switching into a selected parking lot position;
the property management unit (14) comprises a user data binding module (141) and a parking lot navigation module (142);
the user data binding module (141) is used for transmitting vehicle information of a user to a community or parking lot management system;
the parking lot navigation module (142) is for navigating to a selected specific garage location within a parking lot.
6. An empty parking space integration system according to claim 1, wherein: a parking lot parking space induction unit (31) is arranged in the garage terminal (3), and the parking lot parking space induction unit (31) comprises a vehicle driving-in module (311), a garage navigation module (312), a parking induction module (313), a vehicle driving-out module (314) and a payment module (315);
the vehicle driving-in module (311) is used for recording the time when a vehicle drives in to the entrance of the parking lot;
the garage navigation module (312) is used for helping a user to quickly and accurately find a preset parking space after a vehicle arrives at a parking lot through an underground navigation system;
the parking sensing module (313) is used for improving the safety performance of a user when parking;
the vehicle exit module (314) is used for recording the time when the vehicle exits to the exit of the parking lot;
the payment module (315) is used for time conversion between the vehicle driving-in module (311) and the vehicle driving-out module (314), and payment fee is determined after conversion is completed.
7. An empty parking space integration system according to claim 6, wherein: the parking sensing module (313) includes an obstacle analyzing module (3131), a detection managing module (3132), a risk judging module (3133), and an alarm module (3134);
the obstacle analysis module (3131) is used for checking whether an obstacle exists in the garage before the vehicle drives into the garage, and a user checks the obstacle on the client terminal (1);
the detection management module (3132) records and tracks data of the obstacle analysis module (3131) by taking the obstacle analysis module (3131) as a reference to detect bad behaviors in data information operation, and generates a bad behavior report according to the detected bad behaviors;
the risk judgment module (3133) is used for carrying out risk judgment on the bad behaviors by taking the detection management module (3132) as a reference;
the alarm module (3134) alarms with a risk factor in a risk decision module (3133).
8. The system for integrating empty parking spaces according to claim 4, wherein:
the sonar image capturing module (1223) is used for acquiring data when the vehicle runs in rainy days to acquire original sonar data;
detecting the data duration of the original sonar data, and dividing the original sonar data into interval data of unit duration;
analyzing each interval data, acquiring echo time contained in each interval data, and generating an interval sonar image corresponding to the interval data according to the distribution of the echo time;
detecting the image frame number of the interval sonar image of each interval data;
establishing a corresponding number of addend layers according to the number of the image frames, inputting each frame of image of the interval sonar image into the corresponding addend layer for image addition operation, acquiring an operation result, and generating a first sonar image according to the operation result;
acquiring a first pixel value corresponding to each pixel point on the first sonar image, and extracting a pixel mean value of the first sonar image;
taking the pixel mean value as a pixel threshold, adjusting the maximum pixel value of the first sonar image to the pixel threshold, acquiring an absolute adjustment proportion, and sequentially adjusting first pixel values corresponding to the remaining pixel points based on the absolute adjustment proportion to generate a second sonar image;
the sonar image capturing module (1223) is further configured to acquire a second pixel value corresponding to each pixel point in the second sonar image, analyze similarity between any two pixel points based on the second pixel value, regard the similarity in a preset range as one type, and acquire all image connected domains contained in the second sonar image;
meanwhile, in the process of generating a second sonar image, recording the pixel adjustment quantity corresponding to each pixel point, and performing reverse ordering on the pixel adjustment quantities to generate an ordered list;
dividing the pixel adjustment quantity into a corresponding quantity of pixel categories based on the quantity of the image connected domains, and generating a pixel proportion corresponding to each pixel category according to the domain area corresponding to each image connected domain;
respectively inputting each pixel point into a corresponding pixel category based on the pixel proportion and the ordered list;
acquiring the position of pixel points contained in each pixel category in the second sonar image, and sequentially connecting to generate a pixel connected domain;
the sonar image capturing module (1223) is further used for extracting a superposition connected domain between the image connected domain and the pixel connected domain, analyzing rainfall density based on the density of the superposition connected domain, and generating visibility road conditions.
9. An empty parking space integration system according to claim 5, wherein: the area screening module (131) selects the nearest parking area according to the positioning position, and the step of selecting the vacant parking area near the destination according to the destination of the user comprises the following steps:
determining a marked position of a destination of a user in an electronic map;
acquiring a plurality of first parking areas within a preset square circle range of the mark position from the electronic map;
screening out a second parking area with the proportion of the vacant parking spaces larger than or equal to a preset proportion from the plurality of first parking areas;
planning an optimal driving path from the destination to each second parking area;
collecting the traffic flow of the optimal running path of each second parking area, and determining the traffic density and the traffic saturation of each second parking area according to the traffic flow;
calculating the congestion degree of each second parking area according to the traffic flow, the traffic density and the traffic saturation degree of the optimal running path of the second parking area:
wherein, F i Expressed as the degree of congestion of the ith second parking area, P i Expressed as the public space occupancy of the ith secondary parking area, A i1 The predicted traffic, A, corresponding to the occupancy of the public place of the ith second parking area i2 Traffic flow expressed as an optimal travel path of the ith second parking area, a i Expressed as the second stopTraffic density of the optimal driving route of the vehicle region, b i Traffic saturation of the optimal driving path, c, expressed as the ith secondary parking area i Service level, B, expressed as optimal driving path for the ith second parking area i Expressed as the relative traffic increase in the public-occasion occupancy of the ith secondary parking area, θ i Represented as the prosperity factor for the ith second parking area;
calculating a recommendation index of each second parking area according to the congestion degree of the second parking area:
wherein Q is i Expressed as recommendation index, gamma, for the ith second parking area i A time value utilization coefficient corresponding to the degree of congestion of the ith second parking area, mu an influence coefficient corresponding to a random variable factor influenced by weather and traffic accidents,
the layout structure complexity, lambda, expressed as the ith second parking area i A time delay coefficient, C, for the vehicle travel, expressed as the layout structure complexity of the ith second parking area 1i Time loss cost, C, expressed as the optimal travel path of the ith second parking area 2i Energy loss cost expressed as optimal travel path for the ith secondary parking area, C 3 Expressed as a preset desired total cost;
and selecting the target second parking area with the maximum recommendation index as the expected parking area.
10. Use of the system for integrating empty parking spaces according to any one of claims 1 to 9, characterized in that it comprises the following steps:
the first step is as follows: the client terminal (1) records the information of the user and the information of the vehicle in detail, and the optimal garage can be automatically pushed according to the requirements of the user after the recording is finished;
the second step is that: after receiving the user information of the client terminal (1), the garage terminal (3) binds the user vehicle information, and the user performs parking with the best safety performance through the garage terminal (3) when parking.
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