CN114724380B - Vehicle speed limit recognition processing method and device, intelligent vehicle-mounted terminal and vehicle networking system - Google Patents
Vehicle speed limit recognition processing method and device, intelligent vehicle-mounted terminal and vehicle networking systemDownload PDFInfo
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- CN114724380B CN114724380BCN202011523169.7ACN202011523169ACN114724380BCN 114724380 BCN114724380 BCN 114724380BCN 202011523169 ACN202011523169 ACN 202011523169ACN 114724380 BCN114724380 BCN 114724380B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096775—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a central station
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Abstract
Description
Technical Field
The invention relates to the technical field of vehicle monitoring, in particular to a vehicle speed limit recognition method and device, an intelligent vehicle-mounted terminal and a vehicle networking system.
Background
The internet of vehicles takes the running vehicles as information perception objects, and network connection among the vehicles, people, roads and service platforms is realized by means of a new generation of information communication technology, so that the overall intelligent driving level of the vehicles is improved, safe, comfortable, intelligent and efficient driving feeling and traffic service are provided for users, meanwhile, the traffic running efficiency is improved, and the intelligent level of social traffic service is improved. The car networking platform can help car owners to navigate in real time, provide some guiding information such as speed limit information, road condition information and the like for car owners, and improve traffic running efficiency through communication with other vehicles and network systems.
The internet of vehicles platform provides guidance information for vehicle owners, which is mostly based on a map engine provided by a map software developer, and the map engine generally encapsulates and protects an organization management mechanism of geographic data and provides functions of map movement, scaling, rendering, space inquiry and the like for an upper layer. However, there is a certain delay in updating the map information, and once the road condition (such as a new marking or a sign board) or traffic information changes, if the map information still corresponds to the original map information, the map information may cause erroneous guidance to the vehicle owner, resulting in the vehicle owner's violation, or even a potential security risk.
Disclosure of Invention
The embodiment of the invention provides a vehicle speed limit recognition processing method and device and an intelligent vehicle-mounted terminal, which can automatically recognize a speed limit plate and provide accurate guidance for a vehicle owner.
On the other hand, the embodiment of the invention provides a vehicle networking system which can accurately prompt the speed limit of the networking vehicles even if the map information is not updated in time.
Therefore, the embodiment of the invention provides the following technical scheme:
a vehicle speed limit recognition processing method, the method comprising:
the intelligent vehicle-mounted terminal acquires a speed limit plate image, wherein the speed limit plate image at least comprises: the maximum speed limit information of the vehicle indicated on the speed limit plate on the current road section;
and under the condition that the speed limit information of the highest speed of the vehicle indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system, acquiring the speed limit information of the highest speed of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate.
Optionally, the intelligent vehicle-mounted terminal acquiring the speed limit board image includes:
the intelligent vehicle-mounted terminal acquires a road condition video image of vehicle running through a vehicle-mounted camera;
and carrying out target detection on the road condition video image to obtain a speed limit plate image.
Optionally, the method further comprises:
and the intelligent vehicle-mounted terminal uploads the speed limit plate image to a server.
A vehicle speed limit recognition processing method, the method comprising:
acquiring a speed limit plate image through an intelligent vehicle-mounted terminal, wherein the speed limit plate image at least comprises: the maximum vehicle speed limit information indicated on the speed limit plate;
and under the condition that the speed limit information of the highest speed of the vehicle indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system, issuing the speed limit information of the highest speed of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate.
Optionally, the issuing the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section according to the geographical position information of the speed limit sign includes:
determining a vehicle in the speed limit sign acting area, and taking the vehicle as a vehicle to be reminded;
and issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
Optionally, the vehicle of the speed limit sign action area comprises any one or more of the following:
the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
Optionally, the sending the speed limit prompt information to the vehicle to be reminded includes any one of the following:
after a prompt event aiming at the speed limit plate is triggered on the vehicle to be reminded, issuing speed limit prompt information to the vehicle to be reminded;
and when the vehicle to be reminded runs to a certain distance from the speed limit plate, issuing speed limit prompt information to the vehicle to be reminded.
Optionally, the method further comprises:
and updating navigation prompt information corresponding to the speed limit plate according to the highest speed limit information of the vehicle indicated on the speed limit plate.
An intelligent vehicle-mounted terminal, the intelligent vehicle-mounted terminal comprising:
the image acquisition module is used for acquiring a speed limit plate image, wherein the speed limit plate image at least comprises: the maximum speed limit information of the vehicle indicated on the speed limit plate on the current road section;
the detection module is used for detecting whether the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is consistent with the speed limit information in the service system;
the speed limit information acquisition module is used for acquiring the speed limit information of the highest vehicle speed indicated on the speed limit sign on the current road section according to the geographic position information of the speed limit sign under the condition that the detection module detects that the speed limit information of the highest vehicle speed indicated on the speed limit sign on the current road section is inconsistent with the speed limit information in the service system.
Optionally, the image acquisition module includes:
the video acquisition unit is used for acquiring road condition video images of vehicle running through the vehicle-mounted camera;
and the target identification unit is used for carrying out target detection on the road condition video image to obtain a speed limit plate image.
Optionally, the intelligent vehicle-mounted terminal further includes:
and the information transmission module is used for uploading the speed limit plate image to a server.
A vehicle speed limit recognition processing device, the device comprising:
the information acquisition module is used for acquiring the speed limit plate image through the intelligent vehicle-mounted terminal; wherein, speed limit tablet image includes at least: the maximum vehicle speed limit information indicated on the speed limit plate;
the checking module is used for checking whether the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is consistent with the speed limit information in the service system;
and the information processing module is used for issuing the vehicle maximum speed limit information indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate under the condition that the checking module checks that the vehicle maximum speed limit information indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system.
Optionally, the information processing module includes:
the vehicle determining unit is used for determining a vehicle in the speed limit sign acting area and taking the vehicle as a vehicle to be reminded;
and the information prompt unit is used for issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
Optionally, the vehicle of the speed limit sign action area comprises any one or more of the following:
the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
Optionally, the information prompting unit is specifically configured to issue speed limit prompting information to the vehicle to be reminded after a prompting event for the vehicle to be reminded for the speed limit sign is triggered; or when the vehicle to be reminded runs to a certain distance from the speed limit sign, issuing speed limit prompt information to the vehicle to be reminded.
Optionally, the apparatus further comprises:
and the information updating module is used for updating the navigation prompt information corresponding to the speed limit plate according to the highest speed limit information of the vehicle indicated on the speed limit plate.
An internet of vehicles system comprises an internet of vehicles management platform and a plurality of networked vehicles connected with the internet of vehicles management platform through a wireless network;
the vehicle networking management platform comprises the vehicle speed limit recognition processing device;
the networked vehicle includes: vehicle-mounted camera, and the intelligent vehicle-mounted terminal.
The embodiment of the invention also provides vehicle speed limit recognition processing equipment, which comprises a processor, a memory, an input module, an output module and a communication bus; the memory is used for storing execution instructions, the input module and the output module are used for interacting with a user, the processor, the memory, the input module and the output module are connected through the communication bus, and the processor calls the execution instructions stored in the memory and is used for executing the method and any one possible implementation mode of the method.
Embodiments of the present invention also provide a computer-readable storage medium storing a computer program for electronic data exchange, the computer program specifically including instructions for performing some or all of the steps described in the methods of the embodiments of the present invention.
Embodiments of the present invention also provide a computer program product, wherein the computer program product comprises a non-transitory computer-readable storage medium storing a computer program operable to cause a computer to perform some or all of the steps described in the methods of the embodiments of the present invention. For example, the computer program product may be a software installation package.
According to the technical scheme provided by the embodiment of the invention, the speed limit plate image on the road is obtained, the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section and the speed limit information in the service system are further detected, and corresponding processing is carried out under the condition that the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section and the speed limit information in the service system are inconsistent. Specifically, the intelligent vehicle-mounted terminal on the vehicle can acquire the highest vehicle speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate, and the server can issue the highest vehicle speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate. By utilizing the scheme of the invention, even if the map information is not updated in time, the accurate vehicle speed limit information can be automatically acquired or issued according to the speed limit plate image, so that accurate guidance is provided for a vehicle owner, the vehicle is prevented from violating regulations or causing a certain risk, and the user experience is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of a vehicle speed limit recognition processing method according to an embodiment of the present invention;
FIG. 2 is a flow chart of an intelligent vehicle terminal acquiring vehicle maximum speed limit information indicated on a speed limit sign in an embodiment of the invention;
FIG. 3 is a schematic flow chart of another method for identifying and processing speed limit of a vehicle according to an embodiment of the present invention;
fig. 4 is a block diagram of a structure of an intelligent vehicle-mounted terminal according to an embodiment of the present invention;
fig. 5 is a block diagram of a vehicle speed limit recognition processing device according to an embodiment of the present invention;
fig. 6 is another block diagram of a vehicle speed limit recognition processing device according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that the terms "comprises" and "comprising," along with any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, the terms "first," "second," and the like, herein, are used for distinguishing between different objects and not for describing a particular sequential order. The following detailed description will be given with reference to the accompanying drawings.
Aiming at the situation that the speed limit plate at the roadside changes but the map data is not updated in time, in order to avoid error guidance to a vehicle owner caused by using the map data which is not updated, the embodiment of the invention provides a vehicle speed limit identification processing method and device and an intelligent vehicle-mounted terminal. .
Referring to fig. 1, a flowchart of a vehicle speed limit recognition processing method according to an embodiment of the present invention is shown.
The method of the embodiment can be applied to vehicles, and the intelligent vehicle-mounted terminal acquires the speed-limiting plate image and carries out corresponding processing. The method may comprise at least the steps of:
The networked vehicle may be any vehicle connected to a corresponding management platform via a wireless network. The networking vehicle and the management platform can realize interaction, namely, the networking vehicle can report information to the management platform, and the management platform can also issue information to the networking vehicle.
In practical application, the intelligent vehicle-mounted terminal can capture a road condition video image of vehicle running through the vehicle-mounted camera, obtain a speed limit plate image through technologies such as target detection, and further perform digital identification and other processes on the speed limit plate image to obtain the highest vehicle speed limit information of the vehicle indicated on the speed limit plate.
Referring to fig. 2, a flowchart of acquiring, by an intelligent vehicle-mounted terminal, vehicle maximum speed limit information indicated on a speed limit sign is shown, comprising the steps of:
and 21, the intelligent vehicle-mounted terminal acquires a road condition video image of vehicle running through a vehicle-mounted camera.
And step 22, performing target detection on the road condition video image to obtain a speed limit plate image and a position of the speed limit plate image in the road condition video image.
The target detection may be performed by using the prior art such as yolo v5, which is not limited to the embodiment of the present invention.
And step 23, determining the geographic position information of the speed limit plate according to the position of the speed limit plate image in the road condition video image.
In order to make the geographic position information of the speed limit sign obtained by the determination more accurate, instep 23, the vehicle positioning information corresponding in time to the video image including the image of the speed limit sign may be further combined to perform the comprehensive determination.
And step 24, identifying the numbers in the speed limit plate image to obtain the highest speed limit information of the vehicle indicated on the speed limit plate.
With continued reference to the flowchart shown in fig. 1, after the speed limit sign image information is obtained, the speed limit information corresponding to the geographic position information in the current service system needs to be compared, that is,step 102, whether the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section is consistent with the speed limit information corresponding to the geographic position information in the current service system is detected; if not, executingstep 103; otherwise, return to step 101.
It should be noted that the inconsistency may include the following two cases: (1) speed limit data is changed; (2) adding a speed-limiting plate.
And (2) the situation is specifically expressed in that the speed limit information corresponding to the geographic position information cannot be found in the current service system.
And step 103, obtaining the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate.
In another embodiment of the method of the present invention, the intelligent vehicle-mounted terminal may further upload the speed limit plate image to a server, so that the server may issue, to the relevant vehicle, the vehicle maximum speed limit information indicated on the speed limit plate.
Fig. 3 is a schematic flow chart of another vehicle speed limit recognition processing method according to an embodiment of the present invention.
The method of the embodiment can be applied to a server, and the speed limit plate image is acquired and processed correspondingly through the intelligent vehicle-mounted terminal connected with the server. The method may comprise at least the steps of:
And 303, issuing the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate.
Specifically, a vehicle in the speed limit sign action area can be determined, and the vehicle is taken as a vehicle to be reminded. And then issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
The vehicles of the speed limit sign action area can comprise any one or more of the following vehicles: the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
The speed limit prompt information issued to the vehicle to be reminded can be any one of the following: for example, after a prompt event aiming at the speed limit sign is triggered on the vehicle to be reminded, issuing speed limit prompt information to the vehicle to be reminded; or when the vehicle to be reminded runs to a certain distance from the speed limit sign, issuing speed limit prompt information to the vehicle to be reminded.
In practical application, different speed limit prompt messages can be issued for vehicles to be reminded in different states. For example, when the vehicle navigates to the geographic position of the speed limit sign, the vehicle automatically prompts that the information content is: the speed limit plate is updated here; for another example, a prompt message is automatically issued to the user in advance, and the information content is as follows: note that you have updated the speed limit of some road around, please know.
Therefore, by utilizing the vehicle speed limit recognition processing method provided by the embodiment of the invention, after the road speed limit regulation is changed, even if the map information is not updated in time, whether the corresponding speed limit information is changed or not can be determined according to the speed limit sign image reported by the intelligent vehicle-mounted terminal, and under the condition that the corresponding speed limit information is changed, the speed limit prompt information can be automatically issued, so that accurate guidance is provided for a vehicle owner, the vehicle is prevented from violating regulations or causing a certain risk, and the user experience is improved.
Further, in order to avoid the waste of communication resources caused by the need of continuously issuing speed limit prompt information to the vehicle to be reminded before updating the map data, in another embodiment of the method of the present invention, the navigation prompt information corresponding to the speed limit plate may be updated according to the speed limit information of the vehicle maximum speed indicated on the speed limit plate when it is checked that the speed limit information of the vehicle maximum speed indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system. Therefore, as the navigation prompt information is updated, even if the map information which is not updated is still used, after the navigation prompt event of the corresponding speed limit plate is triggered, the new navigation prompt information can be broadcasted to the vehicle owner, and accurate guidance can be provided for the vehicle owner.
Correspondingly, the embodiment of the invention also provides an intelligent vehicle-mounted terminal, and as shown in fig. 4, the intelligent vehicle-mounted terminal is a structural block diagram.
In this embodiment, the intelligent vehicle-mounted terminal includes the following modules:
theimage obtaining module 401 is configured to obtain a speed limit board image, where the speed limit board image at least includes: the maximum speed limit information of the vehicle indicated on the speed limit plate on the current road section;
thedetection module 402 is used for detecting whether the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section is consistent with the speed limit information in the service system;
the speed limitinformation obtaining module 403 is configured to obtain, according to geographic location information of the speed limit sign, speed limit information of the vehicle highest speed indicated on the speed limit sign on the current road segment when thedetection module 402 detects that speed limit information of the vehicle highest speed indicated on the speed limit sign on the current road segment is inconsistent with speed limit information in a service system.
Theimage acquisition module 401 may include the following units:
the video acquisition unit is used for acquiring road condition video images of vehicle running through the vehicle-mounted camera;
and the target identification unit is used for carrying out target detection on the road condition video image to obtain a speed limit plate image.
In another embodiment, the intelligent vehicle-mounted terminal may further include: and the information transmission module (not shown) is used for uploading the speed limit plate image to a server.
By utilizing the intelligent vehicle-mounted terminal provided by the embodiment of the invention, after the road speed limit regulation is changed, even if the map information is not updated in time, whether the corresponding speed limit information is changed or not can be determined according to the speed limit plate image reported by the intelligent vehicle-mounted terminal, and under the condition that the corresponding speed limit information is changed, the speed limit prompt information can be automatically issued, so that accurate guidance is provided for a vehicle owner, the vehicle is prevented from violating regulations or causing a certain risk, and the user experience is improved.
Correspondingly, the embodiment of the invention also provides a vehicle speed limit recognition processing device, which is shown in fig. 5 and is a structural block diagram of the device.
In this embodiment, the apparatus comprises the following modules:
theinformation acquisition module 501 is used for acquiring a speed limit plate image through the intelligent vehicle-mounted terminal; the speed limit plate image at least comprises: the maximum vehicle speed limit information indicated on the speed limit plate;
thechecking module 502 is configured to check whether the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section is consistent with the speed limit information in the service system;
and theinformation processing module 503 is configured to issue the vehicle maximum speed limit information indicated on the speed limit sign on the current road section according to the geographical position information of the speed limit sign when thechecking module 502 checks that the vehicle maximum speed limit information indicated on the speed limit sign on the current road section is inconsistent with the speed limit information in the service system.
Theinformation processing module 503 may specifically include the following units
The vehicle determining unit is used for determining a vehicle in the speed limit sign acting area and taking the vehicle as a vehicle to be reminded;
and the information prompt unit is used for issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
In an embodiment of the present invention, the vehicle in the speed limit playing area may include, but is not limited to, any one or more of the following: the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
The information prompt unit can issue speed limit prompt information at different occasions aiming at vehicles to be reminded in different states, for example, issue speed limit prompt information to the vehicles to be reminded after the prompt event aiming at the speed limit plate is triggered; or when the vehicle to be reminded runs to a certain distance from the speed limit sign, issuing speed limit prompt information to the vehicle to be reminded. In addition, different speed limit prompt messages can be issued according to vehicles to be reminded in different states, and the embodiment of the invention is not limited.
According to the vehicle speed limit recognition processing device provided by the embodiment of the invention, after the road speed limit regulation is changed, even if the map information is not updated in time, whether the vehicle speed limit information is changed or not can be determined according to the highest vehicle speed limit information indicated on the speed limit plate reported by the intelligent vehicle-mounted terminal, and under the condition that the vehicle speed limit information is changed, speed limit prompt information can be automatically issued to a relevant vehicle, so that accurate guidance is provided for a vehicle owner, the vehicle is prevented from violating regulations or causing a certain risk, and the user experience is improved.
Further, in order to avoid the waste of communication resources caused by continuously issuing new speed limit prompt information to the vehicle to be reminded before updating the map data, as shown in fig. 6, in another embodiment of the method of the present invention, the apparatus may further include: and theinformation updating module 601 is configured to update the navigation prompt information corresponding to the speed limit board according to the highest speed limit information of the vehicle indicated on the speed limit board. Therefore, under the condition that the map information which is not updated is still used in the follow-up process, after the navigation prompt event corresponding to the corresponding speed limit plate is triggered, new navigation prompt information can be broadcast to the vehicle owner, and accurate guidance is provided for the vehicle owner.
Correspondingly, the embodiment of the invention also provides a vehicle networking system which comprises a vehicle networking management platform and a plurality of networking vehicles connected with the vehicle networking management platform through a wireless network. Wherein:
the vehicle networking management platform comprises the vehicle speed limit recognition processing device;
the networking vehicle comprises a vehicle-mounted camera and the intelligent vehicle-mounted terminal.
In practical applications, the above modules may be integrated into one physical entity, and as the in-vehicle terminal device, the above modules may be implemented by a general-purpose integrated circuit, such as a CPU, or by an ASIC (Application Specific Integrated Circuit ).
In the system, the Internet of vehicles management platform and the intelligent vehicle-mounted terminal keep communication through a wireless network, a speed limit plate image can be acquired through any intelligent vehicle-mounted terminal in the network, speed limit information corresponding to corresponding geographic position information in a current service system is compared, speed limit prompt information is issued to a vehicle in a speed limit plate action area according to the highest speed limit information of the vehicle indicated on the speed limit plate under the condition that the speed limit information is inconsistent with the speed limit information, so that accurate guidance is provided for a vehicle owner, vehicle violations or certain risks are avoided, and user experience is improved.
The embodiment of the invention also provides a computer readable storage medium, wherein the computer readable storage medium stores a computer program for electronic data exchange, and the computer program specifically comprises instructions, and the instructions can be used for executing part or all of the steps described in the vehicle speed limit recognition processing method provided by the embodiment of the invention. The computer readable storage medium may be located in the vehicle speed limit recognition processing device provided in the foregoing embodiment.
The embodiment of the present invention also provides a computer program product, wherein the computer program product includes a non-transitory computer readable storage medium storing a computer program operable to cause a computer to execute some or all of the steps described in the vehicle speed limit recognition processing method provided by the embodiment of the present invention. For example, the computer program product may be a software installation package, and the computer may be the vehicle speed limit recognition processing device provided in the foregoing embodiment.
It should be noted that, for simplicity of description, the foregoing method embodiments are all expressed as a series of action combinations, but it should be understood by those skilled in the art that the present invention is not limited by the order of action described, as some steps may be performed in other order or simultaneously according to the present invention. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present invention.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
The steps in the method of the embodiment of the invention can be sequentially adjusted, combined and deleted according to actual needs.
The unit modules in the device of the embodiment of the invention can be combined, divided and deleted according to actual needs.
Those of ordinary skill in the art will appreciate that all or part of the steps of the various methods of the above embodiments may be implemented by a program that instructs associated hardware, the program may be stored in a computer readable storage medium including Read-Only Memory (ROM), random access Memory (Random Access Memory, RAM), programmable Read-Only Memory (Programmable Read-Only Memory, PROM), erasable programmable Read-Only Memory (Erasable Programmable Read Only Memory, EPROM), one-time programmable Read-Only Memory (OTPROM), electrically erasable programmable Read-Only Memory (EEPROM), compact disc Read-Only Memory (Compact Disc Read-Only Memory, CD-ROM) or other optical disk Memory, magnetic disk Memory, tape Memory, or any other medium that can be used for carrying or storing data that is readable by a computer.
The foregoing has outlined the detailed description of the method, apparatus and system of the present invention, and the detailed description of the principles and embodiments of the present invention is provided herein by way of example only to facilitate the understanding of the method and core concepts of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.
Claims (9)
1. A vehicle speed limit recognition processing method, characterized in that the method comprises:
the intelligent vehicle-mounted terminal acquires a speed limit plate image, wherein the speed limit plate image at least comprises: the maximum speed limit information of the vehicle indicated on the speed limit plate on the current road section;
under the condition that the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system, acquiring the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate;
determining a vehicle in the speed limit sign acting area, and taking the vehicle as a vehicle to be reminded;
and issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
2. A vehicle speed limit recognition processing method, characterized in that the method comprises:
acquiring a speed limit plate image through an intelligent vehicle-mounted terminal, wherein the speed limit plate image at least comprises: the maximum vehicle speed limit information indicated on the speed limit plate;
under the condition that the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system, issuing the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate;
the issuing of the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate comprises the following steps:
determining a vehicle in the speed limit sign acting area, and taking the vehicle as a vehicle to be reminded;
and issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
3. The method of claim 2, wherein the vehicle of the speed limit sign action zone comprises any one or more of:
the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
4. The method according to claim 2, wherein the issuing speed limit prompt information to the vehicle to be reminded includes any one of the following:
after a prompt event aiming at the speed limit plate is triggered on the vehicle to be reminded, issuing speed limit prompt information to the vehicle to be reminded;
and when the vehicle to be reminded runs to a certain distance from the speed limit plate, issuing speed limit prompt information to the vehicle to be reminded.
5. An intelligent vehicle-mounted terminal, characterized in that the intelligent vehicle-mounted terminal comprises:
the image acquisition module is used for acquiring a speed limit plate image, wherein the speed limit plate image at least comprises: the maximum speed limit information of the vehicle indicated on the speed limit plate on the current road section;
the detection module is used for detecting whether the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is consistent with the speed limit information in the service system;
the speed limit information acquisition module is used for acquiring the speed limit information of the highest vehicle speed indicated on the speed limit sign on the current road section according to the geographic position information of the speed limit sign under the condition that the detection module detects that the speed limit information of the highest vehicle speed indicated on the speed limit sign on the current road section is inconsistent with the speed limit information in the service system;
the service system is used for determining the vehicle in the speed limit sign acting area, taking the vehicle as a vehicle to be reminded, and issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
6. A vehicle speed limit recognition processing device, characterized in that the device comprises:
the information acquisition module is used for acquiring the speed limit plate image through the intelligent vehicle-mounted terminal; wherein, speed limit tablet image includes at least: the maximum vehicle speed limit information indicated on the speed limit plate;
the checking module is used for checking whether the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section is consistent with the speed limit information in the service system;
the information processing module is used for issuing the vehicle maximum speed limit information indicated on the speed limit plate on the current road section according to the geographic position information of the speed limit plate under the condition that the checking module checks that the vehicle maximum speed limit information indicated on the speed limit plate on the current road section is inconsistent with the speed limit information in the service system;
the issuing of the highest speed limit information of the vehicle indicated on the speed limit plate on the current road section according to the geographical position information of the speed limit plate comprises the following steps:
determining a vehicle in the speed limit sign acting area, and taking the vehicle as a vehicle to be reminded;
and issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
7. The apparatus of claim 6, wherein the information processing module comprises:
the vehicle determining unit is used for determining a vehicle in the speed limit sign acting area and taking the vehicle as a vehicle to be reminded;
and the information prompt unit is used for issuing speed limit prompt information to the vehicle to be reminded according to the highest speed limit information of the vehicle indicated on the speed limit sign on the current road section.
8. The apparatus of claim 7, wherein the vehicle of the speed limit sign action area comprises any one or more of:
the system comprises a networked vehicle currently running on the speed limit sign indicating road and a networked vehicle which is already navigated and planned to the speed limit sign indicating road.
9. The Internet of vehicles system is characterized by comprising an Internet of vehicles management platform and a plurality of networked vehicles connected with the Internet of vehicles management platform through a wireless network;
the internet of vehicles management platform comprises the vehicle speed limit recognition processing device according to any one of claims 6 to 8;
the networked vehicle includes: an in-vehicle camera, and the intelligent in-vehicle terminal according to claim 5.
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| CN115431973A (en)* | 2022-08-11 | 2022-12-06 | 北京罗克维尔斯科技有限公司 | Method, device, equipment, storage medium and vehicle for determining speed limit information |
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