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Determining the path to follow

A technology for determining methods and paths, applied in the directions of road network navigators, navigation, instruments, etc., can solve problems such as immaturity of automatic driving

Active Publication Date: 2020-12-25
CHONGQING LANDSHIP INFORMATION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Among the existing technologies, related technologies in the field of autonomous driving are not yet mature
In particular, after determining the tracking target, how to follow it through an automatic driving vehicle, predict the trajectory of the following target, and ensure that the following target cannot leave the image capture range for more than a certain period of time. There is no corresponding solution in the prior art.

Method used

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  • Determining the path to follow

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Embodiment Construction

[0052] The application will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain related inventions, rather than to limit the invention. It should also be noted that, for the convenience of description, only the parts related to the related invention are shown in the drawings.

[0053] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and embodiments.

[0054] Before applying the method provided by the present invention, the tracking target must first be determined. Regarding the determination of the tracking target, the method of image feature comparison can be used. The license plate number, the facial features of the sus...

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Abstract

The invention provides a method for determining a following path, which comprises the following steps of: acquiring position information of a vehicle; acquiring map data according to the position information of the vehicle; acquiring multi-frame image information of a following target followed by the vehicle within a preset time period, wherein each frame of image information includes time information for acquiring the image information; carrying out fitting processing on the multi-frame image information and the map data according to the time information to obtain the position information ofthe following target corresponding to each time information; when a difference between first angle information and second angle information is larger than a deflection range of a platform of the vehicle, predicting a first prediction track between first image information and second image information according to the first image information corresponding to the first angle information and the second image information corresponding to the second angle information, splicing to obtain an original track of the following target; and generating the following path after a smoothing process. By the adoption of the method for determining the following path, a trajectory of the following target can also be predicted when the following target is outside a rotating range of the platform.

Description

technical field [0001] The invention relates to the field of image and data processing, in particular to a method for determining a following path. Background technique [0002] With the development of the economy and the rise of artificial intelligence technology, self-driving cars are getting more and more attention from the market. Self-driving cars refer to relying on the cooperation of artificial intelligence, visual computing, radar, monitoring devices and global positioning systems, so that computers can automatically and safely operate motor vehicles without any active human operation. The market predicts that the popularization of self-driving cars can reduce the incidence of traffic accidents, reduce traffic congestion, reduce the cost of investing in transportation infrastructure, and reduce environmental pollution. [0003] In the existing technology, the relevant technologies in the field of autonomous driving are not yet mature. In particular, there is no cor...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01C21/34
CPCG01C21/3446
Inventor 张德兆王肖张放李晓飞霍舒豪
Owner CHONGQING LANDSHIP INFORMATION TECH CO LTD