CN116863696A - Method for predicting and intercepting early warning of overrun vehicle route - Google Patents
Method for predicting and intercepting early warning of overrun vehicle route Download PDFInfo
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- CN116863696A CN116863696A CN202310841316.2A CN202310841316A CN116863696A CN 116863696 A CN116863696 A CN 116863696A CN 202310841316 A CN202310841316 A CN 202310841316A CN 116863696 A CN116863696 A CN 116863696A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000007781 pre-processing Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000003631 expected effect Effects 0.000 description 1
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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
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N7/00—Computing arrangements based on specific mathematical models
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- 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
- G08G1/01—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
- G08G1/0129—Traffic data processing for creating historical data or processing based on historical data
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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
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
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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
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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- 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
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- 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
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/096833—Systems involving transmission of navigation instructions to the vehicle where different aspects are considered when computing the route
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- G—PHYSICS
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/127—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams to a central station ; Indicators in a central station
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The invention provides a method for predicting and intercepting an early warning of an overrun vehicle route, which comprises the following steps: step one, acquiring historical track data of an overrun vehicle to obtain preprocessing data; step two, acquiring a historical driving route; step three, acquiring a driving route containing road information; predicting a route of the next step of the vehicle; step five, calculating the most probable running route direction; step six, calculating an optimal interception point; and step seven, monitoring the position of law enforcement personnel, and timely informing law enforcement personnel to go to a new interception point or cancel interception control when an overrun vehicle deviates from a predicted route or the predicted route is changed.
Description
Technical Field
The invention relates to the technical field of transportation, in particular to a method for predicting and intercepting an over-limit vehicle route and early warning.
Background
With the continuous increase of the cargo transportation vehicles in the whole country, the overrun vehicles are increased, the load of the overrun vehicles far exceeds the design load of the highway and the bridge, so that the road surface is damaged, the bridge breaks, meanwhile, the danger in driving is increased, the inertia is increased, the braking distance is prolonged, the accident rate is increased, and the over-limit vehicles are predicted and timely intercepted and early-warned, so that the method has great help to reduce the over-limit vehicles.
In the prior art, the efficiency of intercepting an overrun vehicle by manual monitoring and card setting is lower, the expected effect is difficult to achieve, the conventional vehicle interception early warning software has limited application scene, and is only suitable for relatively closed and non-turnout roads, and law enforcement personnel cannot predict the running route and interception position of the vehicle and is difficult to intercept in a targeted manner because of more running directions and route selections of the vehicle on urban roads.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method for predicting and intercepting an overrun vehicle route to solve the problems in the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme: a method for predicting and intercepting an early warning of an overrun vehicle route comprises the following steps: step one, acquiring historical track data of an overrun vehicle to obtain preprocessing data; step two, acquiring a historical driving route; step three, acquiring a driving route containing road information; step four, according to the historical driving routes, the probability of each route can be calculated, and the route of the next step of the vehicle is continuously predicted; step five, calculating the direction of the route in which the vehicle is most likely to run subsequently; step six, acquiring satellite positioning information of law enforcement personnel, and calculating an optimal interception point; and seventh, monitoring the position of law enforcement personnel in real time, and timely informing the law enforcement personnel to go to a new interception point or cancel interception control when the overrun vehicle deviates from the predicted route or the predicted route is changed.
Further, the preprocessing data is obtained after cleaning and rectifying the vehicle track data within a period of time before the current moment according to the historical track data of the overrun vehicle.
In the second step, the preprocessing data are segmented according to the stopping time, so that a plurality of historical driving routes containing longitude and latitude coordinates of a group of track points are obtained.
Further, the route is matched with a road network in the map according to longitude and latitude coordinates, and a driving route containing road information is obtained.
In the fourth step, according to the longitude and latitude coordinates P (x, y) of the current vehicle position B, the historical driving routes are matched, if there are multiple historical driving routes, n routes are extended from the current position, and a 1 B、A 2 B、A 3 B … … from the historical driving routes, the probability of each route can be calculated as P (A 1 |B)、P(A 2 |B)、P(A 3 |B)……。
Further, according to the bayesian formula:
calculating a walking route A on the premise that the vehicle is at a position B i B, thus calculating P (A i |B) max The direction of the route in which the vehicle is most likely to travel subsequently can be calculated, and the route in the next step of the vehicle is continuously predicted along with the time lapse and the movement of the vehicle.
Further, if the longitude and latitude coordinates of the current vehicle position B are not matchedTo the historical driving route, according to the end point D of the historical driving route 1 、D 2 、D 3 … … predicted route BD corresponding to route 1 、BD 2 、BD 3 … … has a historical arrival number of k 1 、k 2 、k 3 … … calculates the probability of each route as P (BD 1 )、P(BD 2 )、P(BD 3 )……。
Further, the following formula is calculated:
on the premise that the vehicle is at the position B, the walking route BD is calculated i Calculates the probability of P (BD) i ) max 。
In the sixth step, an optimal interception point is calculated according to the real-time positions of all law enforcement officers and the speed of the overrun vehicle, the most suitable intercepted route and interception time are sent to the corresponding law enforcement officers, and relevant law enforcement officers are deployed to the target positions to prepare for interception.
The invention has the beneficial effects that:
1. the method for predicting the overrun vehicle route and intercepting and early warning is wider in application scene and higher in interception rate, real-time early warning is performed based on vehicle route prediction and law enforcement personnel positioning, and relevant law enforcement personnel are deployed in advance to reach the expected interception point for interception.
2. The method for predicting and intercepting the overrun vehicle route can efficiently predict the vehicle driving route and the intercepting position and perform a more targeted intercepting process.
Drawings
FIG. 1 is a flow chart of a method for route prediction and intercept pre-warning of an overrun vehicle according to the present invention.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1, the present invention provides a technical solution: a method for predicting and intercepting an early warning of an overrun vehicle route is mainly carried out according to the following steps:
step one: acquiring historical track data of an overrun vehicle, and cleaning and correcting the track data of the vehicle within a period of time before the current moment to obtain preprocessing data;
step two: segmenting the preprocessing data according to the stopping time to obtain a plurality of historical driving routes containing longitude and latitude coordinates of a group of track points;
step three: matching the route with a road network in a map according to longitude and latitude coordinates to obtain a driving route containing road information;
step four: matching historical driving routes according to longitude and latitude coordinates P (x, y) of the current position B of the vehicle, if a plurality of historical driving routes exist, drawing n routes from the current position A 1 B、A 2 B、A 3 B … … from the historical driving routes, the probability of each route can be calculated as P (A 1 |B)、P(A 2 |B)、P(A 3 |B)……
According to the Bayes formula
Can calculate the walking route A on the premise that the vehicle is at the position B i B, thus calculating P (A i |B) max The direction of the route in which the vehicle is most likely to travel subsequently can be calculated, and the route in the next step of the vehicle is continuously predicted along with the time lapse and the movement of the vehicle.
Step five: if the historical driving route is not matched according to the longitude and latitude coordinates of the current vehicle position B, the terminal point D of the historical driving route is determined 1 、D 2 、D 3 … … predicted route BD corresponding to route 1 、BD 2 、BD 3 … … has a historical arrival number of k 1 、k 2 、k 3 … … calculates the probability of each route as P (BD 1 )、P(BD 2 )、P(BD 3 )……
It can be deduced that the walking path BD is on the premise that the vehicle is at the position B i Thus, P (BD) i ) max The direction of the route in which the vehicle is most likely to travel subsequently can be calculated.
Step six: satellite positioning information of law enforcement personnel is obtained, an optimal interception point is calculated according to real-time positions of all the law enforcement personnel and the speed of an overrun vehicle, the most suitable interception route and interception time are sent to the corresponding law enforcement personnel, and relevant law enforcement personnel are deployed to a target position to prepare for interception.
In this embodiment, the method for calculating the distance S between the overrun vehicle a and the law enforcement B is as follows:
distance between two points
In this embodiment, the cos is in radians, all multiplied by
The time required for intercepting the vehicle is
Step seven: and monitoring the position of law enforcement personnel in real time, and timely informing the law enforcement personnel to go to a new interception point or cancel interception control when the overrun vehicle deviates from the predicted route or the predicted route is changed.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. The method for predicting and intercepting the pre-warning of the overrun vehicle route is characterized by comprising the following steps of: step one, acquiring historical track data of an overrun vehicle to obtain preprocessing data; step two, acquiring a historical driving route; step three, acquiring a driving route containing road information; step four, according to the historical driving routes, the probability of each route can be calculated, and the route of the next step of the vehicle is continuously predicted; step five, calculating the direction of the route in which the vehicle is most likely to run subsequently; step six, acquiring satellite positioning information of law enforcement personnel, and calculating an optimal interception point; and seventh, monitoring the position of law enforcement personnel in real time, and timely informing the law enforcement personnel to go to a new interception point or cancel interception control when the overrun vehicle deviates from the predicted route or the predicted route is changed.
2. The method for predicting and intercepting an overrun vehicle route according to claim 1, wherein: and the preprocessing data are obtained by cleaning and correcting the vehicle track data within a period of time before the current moment according to the historical track data of the overrun vehicle.
3. The method for predicting and intercepting an overrun vehicle route according to claim 1, wherein: in the second step, the preprocessing data are segmented according to the stopping time, and a plurality of historical driving routes containing longitude and latitude coordinates of a group of track points are obtained.
4. The method for predicting and intercepting an overrun vehicle route in accordance with claim 3, wherein: and matching the route with a road network in the map according to the longitude and latitude coordinates to obtain a driving route containing road information.
5. The method for predicting and intercepting an overrun vehicle route according to claim 1, wherein: in the fourth step, according to the longitude and latitude coordinates P (x, y) of the current vehicle position B, matching the historical driving routes, if there are multiple historical driving routes, extending n routes from the current position, a 1 B、A 2 B、A 3 B … … from the historical driving routes, the probability of each route can be calculated as P (A 1 |B)、P(A 2 |B)、P(A 3 |B)……。
6. The method of claim 5, wherein the following bayesian formulas are used:
calculating a walking route A on the premise that the vehicle is at a position B i B, thus calculating P (A i |B) max The direction of the route which the vehicle is most likely to travel subsequently can be calculated, and the following time is followedThe transition and the movement of the vehicle continuously predict the next route of the vehicle.
7. The method for predicting and intercepting an overrun vehicle route according to claim 6, wherein: if the historical driving route is not matched according to the longitude and latitude coordinates of the current vehicle position B, the terminal point D of the historical driving route is determined 1 、D 2 、D 3 … … predicted route BD corresponding to route 1 、BD 2 、BD 3 … … has a historical arrival number of k 1 、k 2 、k 3 … … calculates the probability of each route as P (BD 1 )、P(BD 2 )、P(BD 3 )……。
8. The method of claim 7, wherein the following formula is calculated:
on the premise that the vehicle is at the position B, the walking route BD is calculated i Calculates the probability of P (BD) i ) max 。
9. The method for predicting and intercepting an overrun vehicle route according to claim 1, wherein: in the step six, according to the real-time positions of all law enforcement officers and the speed of the overrun vehicle, an optimal interception point is calculated, the most suitable intercepted route and interception time are sent to the corresponding law enforcement officers, and the relevant law enforcement officers are deployed to the target positions to prepare for interception.
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| CN202310841316.2A CN116863696A (en) | 2023-07-11 | 2023-07-11 | Method for predicting and intercepting early warning of overrun vehicle route |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117315943A (en) * | 2023-11-28 | 2023-12-29 | 湖南省交通科学研究院有限公司 | Monitoring analysis and early warning method and system for overrun transportation violations |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117315943A (en) * | 2023-11-28 | 2023-12-29 | 湖南省交通科学研究院有限公司 | Monitoring analysis and early warning method and system for overrun transportation violations |
| CN117315943B (en) * | 2023-11-28 | 2024-02-06 | 湖南省交通科学研究院有限公司 | Monitoring analysis and early warning method and system for overrun transportation violations |
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