CN-121980418-A - Data acquisition mode determining method, device, equipment, storage medium and product

CN121980418ACN 121980418 ACN121980418 ACN 121980418ACN-121980418-A

Abstract

The invention discloses a data acquisition mode determining method, device, equipment, storage medium and product, wherein the method comprises the steps of determining target road condition scores of road sections where target vehicles are located according to road surface information and vehicle information in the running process of the target vehicles, integrating control units of data acquisition modules in the target vehicles into an intelligent driving domain controller, determining target weights corresponding to all target sensors in the data acquisition modules according to the target road condition scores, wherein the target sensors are used for acquiring target data, the target data are used for determining road section categories of the road sections where the target vehicles are located, fusing the target data acquired by all the target sensors according to the target weights to obtain fusion feature vectors, and determining target working modes of the data acquisition modules according to the fusion feature vectors. The invention can dynamically adjust the working mode of the data acquisition module according to the road condition information, thereby ensuring the stable operation of the intelligent driving system.

Inventors

GONG PING
FENG JIAWEI
Yue Shukun
HAN RUI
Fu Tianbai

Assignees

一汽解放汽车有限公司

Dates

Publication Date: 20260505
Application Date: 20260120

Claims (10)

1. A method for determining a data acquisition mode, comprising: Determining a target road condition score of a road section where a target vehicle is located according to road surface information and vehicle information in the running process of the target vehicle, wherein a control unit of a data acquisition module in the target vehicle is integrated in an intelligent driving area controller, and the intelligent driving area controller is used for controlling the working mode of the data acquisition module; Determining target weights corresponding to all target sensors in the data acquisition module according to the target road condition scores, wherein the target sensors are used for acquiring target data, and the target data are used for determining road section categories of road sections where the target vehicles are located; And fusing the target data acquired by each target sensor according to each target weight to obtain a fused feature vector, and determining a target working mode of the data acquisition module according to the fused feature vector.
2. The data acquisition mode determining method according to claim 1, wherein the road surface information includes a road surface adhesion coefficient and a road surface gradient; before determining the target road condition score of the road section where the target vehicle is located according to the road surface information and the vehicle information in the running process of the target vehicle, the method further comprises the following steps: determining a road surface adhesion coefficient according to a wheel speed difference of a target vehicle and a braking state of the target vehicle; determining the road gradient according to the acceleration acquired by the inertia measurement unit of the target vehicle; and determining the load of the vehicle according to the air pressure data acquired by the air pressure sensor of the target vehicle and the displacement data acquired by the suspension displacement sensor.
3. The method for determining a data acquisition mode according to claim 2, wherein determining the target road condition score of the road section where the target vehicle is located according to the road surface information and the vehicle information during the driving of the target vehicle comprises: And carrying out weighted summation on the road surface attachment coefficient, the road surface gradient and the vehicle load in the running process of the target vehicle according to the preset weight, and determining the target road condition score of the road section where the target vehicle is located according to the weighted summation result.
4. The method for determining a data collection mode according to claim 3, wherein determining a target road condition score of a road section where the target vehicle is located according to the weighted sum result comprises: obtaining an initial road condition score according to the weighted summation result; and carrying out linear offset correction on the initial road condition score by adopting a preset correction value to obtain a target road condition score of a road section where the target vehicle is located, wherein the preset weight and the preset correction value are determined according to a preset genetic algorithm, and an fitness function of the preset genetic algorithm is constructed based on the prediction precision of the road condition score.
5. The method for determining a data acquisition mode according to claim 1, wherein determining a target weight corresponding to each target sensor in the data acquisition module according to the target road condition score includes: Inquiring a target preset road condition score corresponding to the target road condition score in a preset mapping table, wherein the preset mapping table is used for recording mapping relations between different preset road condition scores and preset weights of all target sensors; and determining the target weight corresponding to each target sensor in the data acquisition module according to the preset weight of each target sensor corresponding to the target preset road condition score in the preset mapping table.
6. The method of claim 1, wherein determining the target operating mode of the data acquisition module according to the fusion feature vector comprises: determining the road section category corresponding to the fusion feature vector by using a preset classifier; and inquiring a target working mode corresponding to the road section category in a preset parameter mapping table, wherein the preset parameter mapping table is used for recording mapping relations between different road section categories and the working modes, and different collecting parameter combinations are associated with different working modes.
7. A data acquisition mode determining apparatus, comprising: The road condition score determining module is used for determining a target road condition score of a road section where a target vehicle is located according to road surface information and vehicle information in the running process of the target vehicle, wherein a control unit of a data acquisition module in the target vehicle is integrated in an intelligent driving domain controller, and the intelligent driving domain controller is used for controlling the working mode of the data acquisition module; The weight determining module is used for determining the target weight corresponding to each target sensor in the data acquisition module according to the target road condition score, wherein the target sensors are used for acquiring target data, and the target data are used for determining the road section category of the road section where the target vehicle is located; the working mode determining module is used for fusing the target data acquired by each target sensor according to each target weight to obtain a fused feature vector, and determining the target working mode of the data acquisition module according to the fused feature vector.
8. An electronic device, the electronic device comprising: at least one processor, and A memory communicatively coupled to the at least one processor, wherein, The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the data acquisition mode determination method of any one of claims 1-6.
9. A computer readable storage medium storing computer instructions for causing a processor to perform the data acquisition mode determination method of any one of claims 1-6.
10. A computer program product, characterized in that the computer program product comprises a computer program which, when executed by a processor, implements the data acquisition mode determination method according to any one of claims 1-6.

Description

Data acquisition mode determining method, device, equipment, storage medium and product Technical Field The present invention relates to the field of vehicle technologies, and in particular, to a method, an apparatus, a device, a storage medium, and a product for determining a data acquisition mode. Background In an intelligent driving system, in order to ensure the real-time performance of data transmission and simplify the system architecture, a control unit of a data acquisition module is generally integrated into an intelligent driving domain controller of a vehicle. Currently, under the integrated architecture, the data acquisition module generally adopts an indiscriminate working mode, so that a large amount of redundant data is generated in the acquisition process, and the data acquisition module continuously occupies the calculation, storage and communication resources of the intelligent driving domain controller. Therefore, a more efficient data acquisition mode determining method is needed to balance the occupation of the data acquisition module and other functional modules on the resources of the intelligent driving domain controller, so as to ensure the stable operation of the intelligent driving system. Disclosure of Invention The invention provides a data acquisition mode determining method, a device, equipment, a storage medium and a product, so as to realize that the working mode of a data acquisition module can be dynamically switched according to road condition information. According to an aspect of the present invention, there is provided a data acquisition mode determining method, including: Determining a target road condition score of a road section where a target vehicle is located according to road surface information and vehicle information in the running process of the target vehicle, wherein a control unit of a data acquisition module in the target vehicle is integrated in an intelligent driving area controller, and the intelligent driving area controller is used for controlling the working mode of the data acquisition module; Determining target weights corresponding to all target sensors in the data acquisition module according to the target road condition scores, wherein the target sensors are used for acquiring target data, and the target data are used for determining road section categories of road sections where the target vehicles are located; And fusing the target data acquired by each target sensor according to each target weight to obtain a fused feature vector, and determining a target working mode of the data acquisition module according to the fused feature vector. According to another aspect of the present invention, there is provided a data acquisition mode determining apparatus including: The road condition score determining module is used for determining a target road condition score of a road section where a target vehicle is located according to road surface information and vehicle information in the running process of the target vehicle, wherein a control unit of a data acquisition module in the target vehicle is integrated in an intelligent driving domain controller, and the intelligent driving domain controller is used for controlling the working mode of the data acquisition module; The weight determining module is used for determining the target weight corresponding to each target sensor in the data acquisition module according to the target road condition score, wherein the target sensors are used for acquiring target data, and the target data are used for determining the road section category of the road section where the target vehicle is located; the working mode determining module is used for fusing the target data acquired by each target sensor according to each target weight to obtain a fused feature vector, and determining the target working mode of the data acquisition module according to the fused feature vector. According to another aspect of the present invention, there is provided an electronic apparatus including: at least one processor, and A memory communicatively coupled to the at least one processor, wherein, The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the data acquisition mode determining method according to any one of the embodiments of the present invention. According to another aspect of the present invention, there is provided a computer readable storage medium storing computer instructions for causing a processor to implement the data acquisition mode determining method according to any one of the embodiments of the present invention when executed. According to another aspect of the present invention, there is provided a computer program product comprising a computer program which, when executed by a processor, implements a data acquisition mode determination method according to any of the embodiments of the present invention. According to the technical sc