IP Library Patent Application 16796042
Patent Application
App. No. 16/796,042

INFORMATION PROCESSING METHOD AND APPARATUS, AND STORAGE MEDIUM

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Patent No.
US None
App. No.
16/796,042
Abstract

An information processing method and apparatus, and a storage medium are provided. The method includes: collecting at least two pieces of first information obtained based on driving behaviors; obtaining at least two pieces of first feature information according to the at least two pieces of first information; identifying the at least two pieces of first feature information to obtain label information respectively corresponding to the at least two pieces of first feature information; obtaining a sample set according to the at least two pieces of first feature information and the label information; establishing a relation model according to the sample set; and selecting a lane to be changed, according to the relation model. An accuracy on changing a lane is increased.

Claims (84)

1 . An information processing method, comprising:

collecting at least two pieces of first information obtained based on driving behaviors;

obtaining at least two pieces of first feature information according to the at least two pieces of first information;

identifying the at least two pieces of first feature information to obtain label information respectively corresponding to the at least two pieces of first feature information;

obtaining a sample set, according to the at least two pieces of first feature information and the label information respectively corresponding to the at least two pieces of first feature information;

establishing a relation model according to the sample set, the relation model representing at least one of a relation between a travelling route of a vehicle and an environment around the vehicle, a relation between a position of the vehicle and the environment around the vehicle, a relation between the travelling route of the vehicle and an obstacle, and a relation between the position of the vehicle and the obstacle; and

selecting a lane to be changed, according to the relation model.

2 . The information processing method according to claim 1 , wherein the establishing a relation model according to the sample set comprises:

obtaining a region to be processed according to a current travelling lane of the vehicle and a lane adjacent to the current travelling lane; and

dividing the region to be processed into at least two passable regions according to preset cells.

3 . The information processing method according to claim 2 , wherein in a coordinate system taking a travelling route of the vehicle as a horizontal axis, the passable region is divided by:

in a horizontal axis direction and taking a center of the vehicle as an origin, obtaining a region within a distance corresponding to a preset distance parameter from the origin forwards along the horizontal axis, according to a preset distance parameter; and/or obtaining a region within a distance corresponding to a preset distance parameter from the origin backwards along the horizontal axis, according to a preset distance parameter.

4 . The information processing method according to claim 3 , wherein in the coordinate system taking the travelling route of the vehicle as the horizontal axis, the passable region is divided by: at least setting two lanes on a left side and a right side adjacent to the current travelling lane.

5 . The information processing method according to claim 2 , further comprising:

acquiring images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establishing the relation model by using the relation as attribute information of the passable region.

6 . The information processing method according to claim 3 , further comprising:

acquiring images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establishing the relation model by using the relation as attribute information of the passable region.

7 . The information processing method according to claim 4 , further comprising:

acquiring images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establishing the relation model by using the relation as attribute information of the passable region.

8 . The information processing method according to claim 5 , further comprising:

obtaining at least two pieces of second feature information by cutting the passable region with the obstacle from the at least two passable regions; and establishing the relation mode by using the at least two pieces of second feature information.

9 . The information processing method according to claim 8 , wherein the selecting a lane to be changed, according to the relation model comprises:

obtaining a neural network according to the relation model, wherein the neural network comprises at least two sub-neural networks associated with lane change functions;

inputting the at least two pieces of second feature information and the label information of each first feature information into the at least two sub-neural networks for operation, to obtain at least two lane change probabilities;

obtaining a lane change probability of a target vehicle according to the at least two lane change probabilities; and

selecting the lane according to the lane change probability of the target vehicle.

10 . An information processing apparatus, comprising:

one or more processors;

a storage device configured to store one or more programs;

wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

collect at least two pieces of first information obtained based on driving behaviors;

obtain at least two pieces of first feature information according to the at least two pieces of first information;

identify the at least two pieces of first feature information to obtain label information respectively corresponding to the at least two pieces of first feature information;

obtain a sample set, according to the at least two pieces of first feature information and the label information respectively corresponding to the at least two pieces of first feature information;

establish a relation model according to the sample set, the relation model representing at least one of a relation between a travelling route of a vehicle and an environment around the vehicle, a relation between a position of the vehicle and the environment around the vehicle, a relation between the travelling route of the vehicle and an obstacle, and a relation between the position of the vehicle and the obstacle; and

select a lane to be changed, according to the relation model.

11 . The information processing apparatus according to claim 10 , wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

obtain a region to be processed according to a current travelling lane of the vehicle and a lane adjacent to the current travelling lane; and

divide the region to be processed into at least two passable regions according to preset cells.

12 . The information processing apparatus according to claim 11 , wherein

in a coordinate system taking a travelling route of the vehicle as a horizontal axis, the passable region is divided by:

in a horizontal axis direction and taking a center of the vehicle as an origin, obtaining a region within a distance corresponding to a preset distance parameter from the origin forwards along the horizontal axis, according to a preset distance parameter; and/or obtaining a region within a distance corresponding to a preset distance parameter from the origin backwards along the horizontal axis, according to a preset distance parameter.

13 . The information processing apparatus according to claim 12 , wherein in the coordinate system taking the travelling route of the vehicle as the horizontal axis, the passable region is divided by: at least setting two lanes on a left side and a right side adjacent to the current travelling lane.

14 . The information processing apparatus according to claim 11 , further comprising:

one or more processors;

a storage device configured to store one or more programs;

wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

acquire images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establish the relation model by using the relation as attribute information of the passable region.

15 . The information processing apparatus according to claim 12 , further comprising:

one or more processors;

a storage device configured to store one or more programs;

wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

acquire images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establish the relation model by using the relation as attribute information of the passable region.

16 . The information processing apparatus according to claim 13 , further comprising:

one or more processors;

a storage device configured to store one or more programs;

wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

acquire images of a travelling condition of the vehicle on the current travelling lane by frames; and obtaining at least one of the relation between the travelling route of the vehicle and the environment around the vehicle, the relation between the position of the vehicle and the environment around the vehicle, the relation between the travelling route of the vehicle and the obstacle, and the relation between the position of the vehicle and the obstacle, according to the acquired images; and

establish the relation model by using the relation as attribute information of the passable region.

17 . The information processing apparatus according to claim 14 , further comprising:

one or more processors;

a storage device configured to store one or more programs;

wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

obtain at least two pieces of second feature information by cutting the passable region with the obstacle from the at least two passable regions; and establish the relation mode by using the at least two pieces of second feature information.

18 . The information processing apparatus according to claim 17 , wherein the one or more programs are executed by the one or more processors to enable the one or more processors to:

obtain a neural network according to the relation model, wherein the neural network comprises at least two sub-neural networks associated with lane change functions;

input the at least two pieces of second feature information and the label information of each first feature information into the at least two sub-neural networks for operation, to obtain at least two lane change probabilities;

obtain a lane change probability of a target vehicle according to the at least two lane change probabilities; and

select the lane according to the lane change probability of the target vehicle.

19 . A non-transitory computer-readable storage medium, in which a computer program is stored, wherein the computer program, when executed by a processor causes the processor to perform operations comprising:

collecting at least two pieces of first information obtained based on driving behaviors;

obtaining at least two pieces of first feature information according to the at least two pieces of first information;

identifying the at least two pieces of first feature information to obtain label information respectively corresponding to the at least two pieces of first feature information;

obtaining a sample set, according to the at least two pieces of first feature information and the label information respectively corresponding to the at least two pieces of first feature information;

establishing a relation model according to the sample set, the relation model representing at least one of a relation between a travelling route of a vehicle and an environment around the vehicle, a relation between a position of the vehicle and the environment around the vehicle, a relation between the travelling route of the vehicle and an obstacle, and a relation between the position of the vehicle and the obstacle; and

selecting a lane to be changed, according to the relation model.

20 . The non-transitory computer-readable storage medium of claim 19 , in which a computer program is stored, wherein the computer program, when executed by a processor, causes the processor to perform further operations comprising:

obtaining a region to be processed according to a current travelling lane of the vehicle and a lane adjacent to the current travelling lane; and

dividing the region to be processed into at least two passable regions according to preset cells.

Assignments (3)
CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICANT NAME PREVIOUSLY RECORDED AT REEL: 057933 FRAME: 0812. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Dec 28, 2021
From: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
To: APOLLO INTELLIGENT DRIVING TECHNOLOGY (BEIJING) CO., LTD.
Reel/Frame 058594/0836 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 13, 2021
From: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
To: APOLLO INTELLIGENT DRIVING (BEIJING) TECHNOLOGY CO., LTD.
Reel/Frame 057933/0812 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 8, 2020
From: GAO, FEI
To: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
Reel/Frame 052339/0345 →