CN110009904A - Prediction technique, device, equipment and the storage medium of automotive run-off-road - Google Patents
Prediction technique, device, equipment and the storage medium of automotive run-off-road Download PDFInfo
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- CN110009904A CN110009904A CN201910198123.3A CN201910198123A CN110009904A CN 110009904 A CN110009904 A CN 110009904A CN 201910198123 A CN201910198123 A CN 201910198123A CN 110009904 A CN110009904 A CN 110009904A
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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
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/167—Driving aids for lane monitoring, lane changing, e.g. blind spot detection
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Abstract
The invention discloses a kind of prediction techniques of automotive run-off-road, device, equipment and storage medium, pass through broadcasting van essential information, so that roadside unit obtains and carries out run-off-road prediction to the vehicle according to the vehicle essential information, and return to prediction result, after the prediction result for receiving roadside unit return, the prediction result is handled, and in car-mounted display screen display treated prediction result, automotive run-off-road early warning is not in time caused by so as to avoid accurate information is not acquired because of camera, inaccuracy, improve the reliability and accuracy rate of automotive run-off-road early warning.
Description
Technical field
The present invention relates to deviation electric powder prediction, in particular to a kind of prediction technique of automotive run-off-road, dress
It sets, equipment and storage medium.
Background technique
With economic rapid development, people are constantly soaring to the demand of automobile, and traffic accident rate is also therewith
Rapid growth, safe driving also become one of focus of social concerns.In all traffic accidents, because of driver attention
Do not concentrate and caused by Lane Departure proportion it is higher.Therefore, traffic thing caused by deviateing because of vehicle how is reduced
Therefore incidence, become the significant challenge of today's society.
Currently, the lane early warning of vehicle, typically acquires video information by camera, passes through video information process
Obtained run-off-road early warning realizes lane early warning using camera, such as the weather such as dense fog, heavy snow or other situations, meeting
Camera is caused not acquire accurate information, it is more likely that meeting run-off-road causes the accident, and causes to driver and pedestrian very big
Danger.
Therefore, automotive run-off-road early warning how is avoided caused by not acquiring accurate information because of camera not in time, no
Accurately, the technical issues of being this field urgent need to resolve.
Summary of the invention
The purpose of the present invention is to provide a kind of prediction technique of automotive run-off-road, device, equipment and storage medium, from
And overcome because camera do not acquire caused by accurate information automotive run-off-road early warning not in time, the technical problem of inaccuracy.
In a first aspect, the embodiment of the invention provides a kind of prediction techniques of automotive run-off-road, comprising:
Broadcasting van essential information, so that roadside unit is obtained and carried out according to the vehicle essential information to the vehicle
Run-off-road prediction, and return to prediction result；
Receive the prediction result that the roadside unit returns；
The prediction result is handled, and in car-mounted display screen display treated prediction result.
In one possible implementation, in the above method provided in an embodiment of the present invention, the broadcasting van base
Before this information, further includes:
Obtain vehicle essential information, wherein the vehicle essential information includes vehicle real time position, speed and/or traveling
Direction.
In one possible implementation, in the above method provided in an embodiment of the present invention, on vehicle-carrying display screen
Display treated prediction result, specifically includes:
Corresponding display color is associated with to the automotive run-off-road rank in the prediction result；
Automotive run-off-road rank and corresponding display color described in car-mounted display screen display.
Second aspect, the embodiment of the invention provides a kind of prediction technique of automotive run-off-road, comprising:
Obtain the vehicle essential information of each vehicle broadcast；Wherein, the vehicle essential information includes vehicle real time position, speed
Degree and/or driving direction；
The vehicle essential information is parsed, the driving trace of corresponding vehicle is calculated；
Calculating is compared with the lane information prestored for the driving trace, obtains prediction result；
The prediction result is returned into corresponding vehicle.
In one possible implementation, described by the traveling in the above method provided in an embodiment of the present invention
Calculating is compared with the lane information prestored for track, obtains prediction result, specifically includes:
Calculating is compared with the lane information prestored for the driving trace, obtains contrast conting value；
The contrast conting value is compared with preset threshold, determines automotive run-off-road rank；
Using the automotive run-off-road rank as prediction result.
In one possible implementation, in the above method provided in an embodiment of the present invention, the acquisition prediction knot
After fruit, further includes:
The prediction result is sent to trackside variable information board to show.
The third aspect, the embodiment of the invention provides a kind of on board units, comprising: memory and processor；
The memory, for storing computer program；
Wherein, the processor executes the computer program in the memory, to realize described in above-mentioned first aspect
Method.
Fourth aspect, the embodiment of the invention provides a kind of roadside units, comprising: memory and processor；
The memory, for storing computer program；
Wherein, the processor executes the computer program in the memory, to realize described in above-mentioned second aspect
Method.
5th aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Computer program is stored in medium, for realizing described in above-mentioned first aspect when the computer program is executed by processor
Method.
6th aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Computer program is stored in medium, for realizing described in above-mentioned second aspect when the computer program is executed by processor
Method.
Compared with prior art, the prediction technique of automotive run-off-road provided by the invention, device, equipment and storage are situated between
Matter, by broadcasting van essential information, so that roadside unit is obtained and carried out according to the vehicle essential information to the vehicle
Run-off-road prediction, and prediction result is returned, after the prediction result for receiving roadside unit return, to the prediction result
It is handled, and in car-mounted display screen display treated prediction result, is not acquired accurately so as to avoid because of camera
Automotive run-off-road early warning caused by information not in time, inaccuracy, improve the reliability of automotive run-off-road early warning and accurate
Rate.
Detailed description of the invention
Fig. 1 is the flow diagram of the prediction technique for the automotive run-off-road that the embodiment of the present invention one provides；
Fig. 2 is that the process of the prediction technique for the automotive run-off-road that another embodiment provides in the embodiment of the present invention one is shown
It is intended to；
Fig. 3 is the flow diagram of the prediction technique of automotive run-off-road provided by Embodiment 2 of the present invention；
Fig. 4 is that the process of the prediction technique for the automotive run-off-road that another embodiment provides in the embodiment of the present invention two is shown
It is intended to；
Fig. 5 is a kind of structural schematic diagram on board unit that the embodiment of the present invention three provides；
Fig. 6 is a kind of structural schematic diagram for roadside unit that the embodiment of the present invention four provides.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
Fig. 1 is the flow diagram of the prediction technique for the automotive run-off-road that the embodiment of the present invention one provides, such as Fig. 1 institute
Show, the prediction technique of the automotive run-off-road the following steps are included:
S101, broadcasting van essential information, so that roadside unit obtains and according to the vehicle essential information to the vehicle
Run-off-road prediction is carried out, and returns to prediction result.
S102, the prediction result that the roadside unit returns is received.
S103, the prediction result is handled, and in car-mounted display screen display treated prediction result.
Specifically, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, the execution of this method
Main body can be on board unit (On board Unit, OBU), and OBU uses V2X technology, with roadside unit (Road Side
Unit, RSU) it is communicated, the information of all roads in its signal coverage areas is stored in RSU, the specific seat including lane
Mark, the track etc. of lane center.Wherein, V2X (Vehicle to Everything, V2X) technology is the one of car networking technology
Kind, it can be understood as vehicle and extraneous information exchange, i.e. vehicle vehicle/bus or train route communication.For example, in ordinary road or highway
On, vehicle can broadcast outward the vehicle essential information of this vehicle by using the OBU of V2X technology, and (broadcasting frequency can be according to reality
Situation setting, for example, it can be set to being 10Hz) so that the RSU near vehicle is available and according to the vehicle essential information
Be compared with the road information that it is stored, thus to the vehicle whether can run-off-road predict, and prediction result is returned
Back to this vehicle, which may include rank 1 (not deviating by lane), rank 2 (may run-off-road), rank 3
(i.e. by run-off-road) rank 4 (having deviated from lane), this vehicle receive RSU return prediction result, and to prediction result into
Row is further processed, then can be in car-mounted display screen display treated prediction result.
Optionally, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, as shown in Fig. 2,
Before step S101 broadcasting van essential information, can with the following steps are included:
S201, obtain vehicle essential information, wherein the vehicle essential information include vehicle real time position, speed and/or
Driving direction.
Specifically, vehicle can obtain vehicle essential information by some mobile units, for example, passing through vehicle positioning system
(GPS or Beidou navigation) obtains the real time position and driving direction of vehicle, and the speed of vehicle is obtained by speed probe, may be used also
To obtain other vehicle essential informations, the application is it is not limited here.
Optionally, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, above-mentioned steps S103
In in car-mounted display screen display treated prediction result, can specifically include:
S103a, corresponding display color is associated with to the automotive run-off-road rank in the prediction result.
S103b, automotive run-off-road rank and corresponding display color described in car-mounted display screen display.
Specifically, can be returned to RSU in order to make driver and passenger be easier the case where recognizing current vehicle run-off-road
The prediction result returned is then displayed on vehicle-carrying display screen after being further processed.Specifically, can be inclined by the vehicle in prediction result
Be associated with corresponding display color from lane rank, for example, rank 1 is associated with green, rank 2 is associated with yellow, rank 3 be associated with it is orange,
Rank 4 is associated with red, then in car-mounted display screen display automotive run-off-road rank and corresponding display color.Work as vehicle
There is a situation where or when run-off-road will occur and occurring, prompt and warning can be played the role of to driver and passenger.For example, vehicle
When run-off-road rank is rank 4, can show " run-off-road, danger " with red font on vehicle-carrying display screen.
The prediction technique of automotive run-off-road provided in this embodiment, by broadcasting van essential information, so that trackside list
Member obtains and carries out run-off-road prediction to the vehicle according to the vehicle essential information, and returns to prediction result, is receiving
After the prediction result returned to roadside unit, the prediction result is handled, and in the processing of car-mounted display screen display
Prediction result afterwards, so as to avoid because camera do not acquire caused by accurate information automotive run-off-road early warning not in time,
Inaccuracy improves the reliability and accuracy rate of automotive run-off-road early warning.
Fig. 3 is the flow diagram of the prediction technique of automotive run-off-road provided by Embodiment 2 of the present invention, such as Fig. 3 institute
Show, the prediction technique of the automotive run-off-road the following steps are included:
S301, the vehicle essential information for obtaining each vehicle broadcast；Wherein, the vehicle essential information includes the real-time position of vehicle
It sets, speed and/or driving direction.
S302, the vehicle essential information is parsed, calculates the driving trace of corresponding vehicle.
S303, the driving trace is compared with the lane information prestored to calculating, obtains prediction result.
S304, the prediction result is returned into corresponding vehicle.
Specifically, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, the execution of this method
Main body can be roadside unit (Road Side Unit, RSU), be stored with all roads in its signal coverage areas in RSU
Information, the specific coordinate including lane, the track etc. of lane center.RSU obtains the vehicle essential information of each vehicle broadcast, right
The vehicle essential information is parsed, and the driving trace that each vehicle essential information corresponds to vehicle is calculated, for example, according to vehicle
Real time position, speed and/or driving direction can calculate the driving trace of vehicle.Then by calculated vehicle driving trace
Calculating is compared with the lane information prestored, obtains prediction result, which may include that rank 1 (does not deviate by vehicle
Road), rank 2 (may run-off-road), rank 3 (i.e. by run-off-road) rank 4 (having deviated from lane), then will be described pre-
It surveys result and returns to corresponding vehicle.
Optionally, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, above-mentioned steps S303
Calculating is compared with the lane information prestored for the driving trace, prediction result is obtained, can specifically include:
S303a, the driving trace is compared with the lane information prestored to calculating, obtains contrast conting value.
S303b, the contrast conting value is compared with preset threshold, determines automotive run-off-road rank.
S303c, using the automotive run-off-road rank as prediction result.
Specifically, calculating can be compared with the lane information prestored according to the driving trace of vehicle, obtains and compare meter
Calculation value, the contrast conting value can be similarity value, such as 0.8,0.5.Preset threshold is corresponding with automotive run-off-road rank,
It is greater than and is equal to 0.9 corresponding level 1, be more than or equal to 0.8 less than 0.9 corresponding level 2, be more than or equal to 0.5 less than 0.8 respective stages
Other 3, less than 0.5 corresponding level 4.Therefore the contrast conting value is compared with preset threshold, it can determine that vehicle deviates vehicle
Road rank, which is prediction result.
Optionally, in the prediction technique of above-mentioned automotive run-off-road provided in an embodiment of the present invention, above-mentioned steps S303
Obtain prediction result after, as shown in figure 4, can with the following steps are included:
S401, it sends the prediction result to trackside variable information board and shows.
Specifically, can also be transferred to trackside variable information board in addition to prediction result is returned to vehicle and be shown
Show, can also be shown for different automotive run-off-road ranks using the font of different colours when variable information board is shown
Show, further facilitates driver and passenger and know vehicle current driving situation, drive with caution.
The prediction technique of automotive run-off-road provided in this embodiment obtains the vehicle essential information of each vehicle broadcast,
In, the vehicle essential information includes vehicle real time position, speed and driving direction, is solved to the vehicle essential information
Analysis, calculates the driving trace of corresponding vehicle, and calculating is compared with the lane information prestored for the driving trace, obtains pre-
It surveys as a result, the prediction result is returned to corresponding vehicle, does not acquire vehicle caused by accurate information so as to avoid because of camera
Run-off-road early warning not in time, inaccuracy, improve the reliability and accuracy rate of automotive run-off-road early warning.
Following is the application Installation practice, can be used for executing the application embodiment of the method.It is real for the application device
Undisclosed details in example is applied, the application embodiment of the method is please referred to.
Fig. 5 is the structural schematic diagram for the on board unit that the embodiment of the present invention three provides, as shown in figure 5, the equipment includes: to deposit
Reservoir 501 and processor 502；
Memory 501, for storing computer program；
Wherein, processor 502 executes the computer program in memory 501, to realize embodiment of the method one as described above
Provided method.
In the present embodiment, processor can be central processing unit (CPU) or have data-handling capacity and/or instruction
The processing unit of the other forms of executive capability, and can control the other assemblies in electronic equipment to execute desired function
Energy.
Memory may include one or more computer program products, and computer program product may include various forms
Computer readable storage medium, such as volatile memory and/or nonvolatile memory.Volatile memory for example can be with
Including random access memory (RAM) and/or cache memory (cache) etc..Nonvolatile memory for example can wrap
Include read-only memory (ROM), hard disk, flash memory etc..It can store one or more computers on computer readable storage medium
Program instruction, processor can run program instruction, to realize the SLAM system camera of each embodiment of the application above
Tracking and/or other desired functions.Can also store in a computer-readable storage medium such as input signal,
The various contents such as signal component, noise component(s).
Fig. 6 is a kind of structural schematic diagram for roadside unit that the embodiment of the present invention four provides, as shown in Figure 6, comprising: storage
Device 601 and processor 602；
Memory 601, for storing computer program；
Wherein, processor 602 executes the computer program in memory 601, to realize embodiment of the method two as described above
Provided method.
The embodiment of the present invention five provides a kind of computer readable storage medium, stores in the computer readable storage medium
There is computer program, for realizing side provided by embodiment of the method one as described above when which is executed by processor
Method.
In practical application, the computer program in the present embodiment can be with any group of one or more programming languages
It closes to write the program code for executing the embodiment of the present application operation, programming language includes object-oriented programming
Language, Java, C++ etc. further include that conventional procedural programming language, such as " C " language or similar program are set
Count language.Program code can be executed fully on the user computing device, partly be executed on a user device, as one
Independent software package executes, part executes on a remote computing or completely long-range on the user computing device for part
It calculates and is executed on equipment or server.
The embodiment of the present invention six provides a kind of computer readable storage medium, stores in the computer readable storage medium
There is computer program, for realizing side provided by embodiment of the method two as described above when which is executed by processor
Method.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (10)
1. a kind of prediction technique of automotive run-off-road characterized by comprising
Broadcasting van essential information, so that roadside unit obtains and deviateed according to the vehicle essential information the vehicle
Lane prediction, and return to prediction result；
Receive the prediction result that the roadside unit returns；
The prediction result is handled, and in car-mounted display screen display treated prediction result.
2. the method according to claim 1, wherein before the broadcasting van essential information, further includes:
Obtain vehicle essential information, wherein the vehicle essential information includes vehicle real time position, speed and/or driving direction.
3. method according to claim 1 or 2, which is characterized in that car-mounted display screen display treated prediction knot
Fruit specifically includes:
Corresponding display color is associated with to the automotive run-off-road rank in the prediction result；
Automotive run-off-road rank and corresponding display color described in car-mounted display screen display.
4. a kind of prediction technique of automotive run-off-road characterized by comprising
Obtain the vehicle essential information of each vehicle broadcast；Wherein, the vehicle essential information includes vehicle real time position, speed
And/or driving direction；
The vehicle essential information is parsed, the driving trace of corresponding vehicle is calculated；
Calculating is compared with the lane information prestored for the driving trace, obtains prediction result；
The prediction result is returned into corresponding vehicle.
5. according to the method described in claim 4, it is characterized in that, it is described by the driving trace and the lane information that prestores into
Row contrast conting obtains prediction result, specifically includes:
Calculating is compared with the lane information prestored for the driving trace, obtains contrast conting value；
The contrast conting value is compared with preset threshold, determines automotive run-off-road rank；
Using the automotive run-off-road rank as prediction result.
6. method according to claim 4 or 5, which is characterized in that after the acquisition prediction result, further includes:
The prediction result is sent to trackside variable information board to show.
7. a kind of on board unit, comprising: memory and processor；
The memory, for storing computer program；
Wherein, the processor executes the computer program in the memory, to realize such as any one of claim 1-3 institute
The method stated.
8. a kind of roadside unit, comprising: memory and processor；
The memory, for storing computer program；
Wherein, the processor executes the computer program in the memory, to realize such as any one of claim 4-6 institute
The method stated.
9. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program, for realizing method as claimed in any one of claims 1-3 when the computer program is executed by processor.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program, for realizing the method as described in any one of claim 4-6 when the computer program is executed by processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910198123.3A CN110009904A (en) | 2019-03-15 | 2019-03-15 | Prediction technique, device, equipment and the storage medium of automotive run-off-road |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910198123.3A CN110009904A (en) | 2019-03-15 | 2019-03-15 | Prediction technique, device, equipment and the storage medium of automotive run-off-road |
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