CN-116381749-B - Vehicle position information generation method and device and electronic equipment

CN116381749BCN 116381749 BCN116381749 BCN 116381749BCN-116381749-B

Abstract

The invention provides a vehicle position information generating method, a device and electronic equipment, wherein the vehicle position information generating method comprises the steps of acquiring running information and positioning information of a vehicle; the method comprises the steps of judging a first information state of first GPS equipment positioning information according to running information, taking the first GPS equipment positioning information as target positioning information when the first GPS equipment positioning information is in an accurate state, analyzing deviation reasons according to second GPS equipment positioning information when the first GPS equipment positioning information is in a deviation state, determining target positioning information according to the deviation reasons and the positioning information, and generating vehicle position information based on the first information state and the target positioning information. The method and the device save the cost of additionally installing other positioning equipment and improve the richness of information sources by applying the binding equipment, determine whether the deviation is caused by the equipment or the environment by analyzing the deviation reason, and are favorable for making a scientific treatment strategy aiming at the deviation reason and ensuring the reliability of the position information of the vehicle positioning equipment.

Inventors

ZHANG CHI
GAO HONGCHAO
WANG YINGNAN
FANG JUNHAO
ZHANG LEI

Assignees

哈尔滨海邻科信息技术有限公司

Dates

Publication Date: 20260508
Application Date: 20230310

Claims (8)

1. A vehicle position information generation method characterized by comprising the steps of: Acquiring operation information and positioning information of a vehicle, wherein the positioning information comprises first GPS equipment positioning information, second GPS equipment positioning information and binding equipment positioning information, the binding equipment positioning information is generated by binding equipment carried by a passenger, and the binding equipment comprises at least one of satellite positioning equipment, base station positioning equipment and radar positioning equipment; Judging a first information state of the positioning information of the first GPS equipment according to the running information, wherein the first information state comprises an accurate state or a deviation state; When the first GPS equipment positioning information is in the accurate state, the first GPS equipment positioning information is used as target positioning information; When the first GPS equipment positioning information is in the deviation state, analyzing deviation reasons of the first GPS equipment positioning information based on the second GPS equipment positioning information, wherein the deviation reasons comprise equipment abnormality or environment abnormality, and the method comprises the steps of determining first displacement of the vehicle in a preset time interval according to the speed information, determining third displacement of the vehicle in the time interval according to the second GPS equipment positioning information, judging whether a difference value between the first displacement and the third displacement is larger than a preset second threshold value, if yes, judging that the deviation reason is the equipment abnormality, and if not, judging that the deviation reason is the environment abnormality; Determining target positioning information according to the deviation cause and the positioning information, wherein the target positioning information comprises one of the first GPS equipment positioning information, the second GPS equipment positioning information and the binding equipment positioning information, wherein when the deviation cause is abnormal, the target positioning information is the second GPS equipment positioning information, when the deviation cause is abnormal, the second information state of the binding equipment positioning information is judged, according to the second information state, first standby positioning information is determined, and the binding equipment positioning information with the second information state being the accurate state is used as the first standby positioning information; And generating vehicle position information based on the first information state and the target positioning information, wherein when the first information state is the deviation state and the target positioning information is the first GPS equipment positioning information, the first GPS equipment positioning information is corrected by using the running information, and the vehicle position information is obtained.
2. The vehicle position information generating method according to claim 1, wherein the determining a first information state of the first GPS device positioning information according to the operation information includes: Determining a second displacement of the vehicle within the time interval according to the first GPS equipment positioning information; judging whether the difference value between the first displacement and the second displacement is larger than a preset first threshold value or not; if yes, the first information state is the deviation state; if not, the first information state is the accurate state.
3. The vehicle position information generation method according to claim 2, characterized in that the determining the target positioning information based on the first backup positioning information includes: acquiring the quantity of the first standby positioning information to obtain a first quantity; when the first number is 0, the target positioning information is the first GPS equipment positioning information; when the first number is 1, the target positioning information is the first spare positioning information; and when the first quantity is larger than 1, selecting the target positioning information from the first standby positioning information according to a preset screening strategy.
4. The vehicle position information generating method according to claim 3, wherein when the first number is greater than 1, selecting the target positioning information from the first backup positioning information according to a preset screening policy includes: Determining the positioning similarity ratio of each piece of first standby positioning information respectively; screening second standby positioning information from the first standby positioning information according to the positioning similarity ratio, wherein the second standby positioning information comprises the first standby positioning information with the positioning similarity ratio larger than a preset similarity threshold value as the second standby positioning information; and determining the target positioning information based on the second standby positioning information, wherein the determining comprises obtaining the priority level of the second standby positioning information when the number of the second standby positioning information is larger than 1, and selecting the second standby positioning information with the highest priority level as the target positioning information.
5. The vehicle position information generation method according to claim 4, characterized in that the determining the positioning similarity ratio of each of the first spare positioning information, respectively, includes: determining a plurality of fourth displacements of the vehicle in the time interval according to the plurality of first standby positioning information to obtain a displacement sequence; selecting one fourth displacement from the displacement sequence as a target fourth displacement according to a preset sequence; Determining the absolute value of the difference value between the target fourth displacement and each fourth displacement to obtain a difference value sequence; Determining the ratio of the number of the absolute values smaller than a preset third threshold to the total number of the absolute values in the difference sequence to obtain the positioning similarity ratio of the first standby positioning information corresponding to the target fourth displacement; and returning to the step of selecting one fourth displacement from the displacement sequence as the fourth displacement of the target until the displacement sequence is traversed.
6. The vehicle position information generation method according to any one of claims 1 to 5, characterized in that the generating vehicle position information based on the first information state and the target positioning information further includes: When the first information state is the accurate state and the target positioning information is the first GPS equipment positioning information, the first GPS equipment positioning information is used as the vehicle position information; when the first information state is the deviation state and the target positioning information is the second GPS equipment positioning information, the second GPS equipment positioning information is used as the vehicle position information; and when the first information state is the deviation state and the target positioning information is the binding equipment positioning information, the binding equipment positioning information is used as the vehicle position information.
7. A vehicle position information generating apparatus, characterized by comprising: the system comprises an acquisition module, a positioning module and a control module, wherein the acquisition module is used for acquiring running information and positioning information of a vehicle, the positioning information comprises first GPS equipment positioning information, second GPS equipment positioning information and binding equipment positioning information, the binding equipment positioning information is generated by binding equipment carried by a passenger, and the binding equipment comprises at least one of satellite positioning equipment, base station positioning equipment and radar positioning equipment; the judging module is used for judging a first information state of the positioning information of the first GPS equipment according to the running information, wherein the first information state comprises an accurate state or a deviation state; The first determining module is used for taking the first GPS equipment positioning information as target positioning information when the first GPS equipment positioning information is in the accurate state; The deviation analysis module is used for analyzing the deviation reason of the first GPS equipment positioning information based on the second GPS equipment positioning information when the first GPS equipment positioning information is in the deviation state, wherein the deviation reason comprises equipment abnormality or environment abnormality, and comprises the steps of determining first displacement of the vehicle in a preset time interval according to the speed information, determining third displacement of the vehicle in the time interval according to the second GPS equipment positioning information, judging whether the difference value between the first displacement and the third displacement is larger than a preset second threshold value, if yes, the deviation reason is the equipment abnormality, and if not, the deviation reason is the environment abnormality; The second determining module is used for determining the target positioning information according to the deviation reason and the positioning information, wherein the target positioning information comprises one of the first GPS equipment positioning information, the second GPS equipment positioning information and the binding equipment positioning information, wherein when the deviation reason is abnormal, the target positioning information is the second GPS equipment positioning information, when the deviation reason is abnormal, the second information state of the binding equipment positioning information is judged, according to the second information state, the first standby positioning information is determined, the binding equipment positioning information with the second information state being the accurate state is used as the first standby positioning information, and the target positioning information is determined based on the first standby positioning information; And the information generation module is used for generating vehicle position information based on the first information state and the target positioning information, and comprises the step of correcting the first GPS equipment positioning information by utilizing the operation information when the first information state is the deviation state and the target positioning information is the first GPS equipment positioning information to obtain the vehicle position information.
8. An electronic device comprising a memory and a processor; The memory is used for storing a computer program; The processor is configured to implement the vehicle position information generation method according to any one of claims 1 to 6 when the computer program is executed.

Description

Vehicle position information generation method and device and electronic equipment Technical Field The present invention relates to the field of data processing, and in particular, to a vehicle location information generating method, device and electronic equipment. Background When security personnel perform security work, security tools (including work tools and communication tools) are often required to be carried to travel to a target work place by taking vehicles, and reliability of position information of the security personnel taking the vehicles is critical for cross-department collaboration among the security personnel. At present, the GPS (Global Positioning System) global positioning system has the advantages of all weather, global navigation data provision, bounded errors and the like, and is widely applied to the field of vehicle positioning and navigation. However, the GPS-based vehicle positioning information is often affected by various factors to cause position information errors, which are unfavorable for cross-department collaboration among security personnel and safe running of the vehicle. In the prior art, after detecting that the GPS positioning information deviates, inertial positioning is generally performed on the vehicle by adopting detection results of equipment such as a gyroscope or an accelerometer, and the like, so that the deviation of the GPS positioning information is corrected. However, the inertial positioning result is easily affected by the environment, so that a larger error occurs, for example, when the vehicle shakes greatly due to jolt of the driving road surface, the accuracy of the gyroscope detection result is difficult to ensure, so that the reliability of the finally obtained vehicle positioning information is also difficult to ensure because the vehicle in the prior art is easily corrected by simply relying on inertial positioning after the position deviation occurs. Disclosure of Invention The problem to be solved by the invention is how to improve the reliability of vehicle position information. In order to solve the above problems, the present invention provides a vehicle position information generating method, comprising the steps of: Acquiring running information and positioning information of a vehicle, wherein the positioning information comprises first GPS equipment positioning information, second GPS equipment positioning information and binding equipment positioning information, the binding equipment positioning information is generated by binding equipment carried by passengers, and the binding equipment comprises at least one of satellite positioning equipment, base station positioning equipment and radar positioning equipment; Judging a first information state of the positioning information of the first GPS equipment according to the running information, wherein the first information state comprises an accurate state or a deviation state; When the first GPS equipment positioning information is in the accurate state, the first GPS equipment positioning information is used as target positioning information; When the first GPS equipment positioning information is in the deviation state, analyzing a deviation reason of the first GPS equipment positioning information based on the second GPS equipment positioning information, wherein the deviation reason comprises equipment abnormality or environment abnormality; Determining the target positioning information according to the deviation reason and the positioning information, wherein the target positioning information comprises one of the first GPS equipment positioning information, the second GPS equipment positioning information and the binding equipment positioning information; And generating vehicle position information based on the first information state and the target positioning information, wherein when the first information state is the deviation state and the target positioning information is the first GPS equipment positioning information, the first GPS equipment positioning information is corrected by using the running information, and the vehicle position information is obtained. Optionally, the running information comprises speed information of the vehicle, and the judging the first information state of the first GPS equipment positioning information according to the running information comprises the following steps: Determining a first displacement of the vehicle within a preset time interval according to the speed information; Determining a second displacement of the vehicle within the time interval according to the first GPS equipment positioning information; judging whether the difference value between the first displacement and the second displacement is larger than a preset first threshold value or not; if yes, the first information state is the deviation state; if not, the first information state is the accurate state. Optionally, when the first GPS device location information is in