目标跟踪方法、控制单元及计算机可读存储介质

CN118037768BActive Publication Date: 2026-07-17SAIC MOTOR

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SAIC MOTOR
Filing Date
2022-11-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing target tracking methods, the straight-line propagation characteristic of lidar means that the obscured parts of the target object cannot be scanned, and the tracking reference point is unstable, resulting in inaccurate target object tracking.

Method used

By acquiring the planar point cloud on the polygonal bounding box of the target object, the key points and reference line segments in the dense region are determined, and the reference points on the intersecting edges of the bounding box are selected as tracking reference points to perform target object tracking.

Benefits of technology

It improves the stability of the tracking reference point, ensuring the accuracy and precision of target object tracking, especially when the target object is occluded, avoiding large movements or jumps in the tracking reference point.

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Abstract

本发明提出了目标跟踪方法、控制单元及计算机可读存储介质。目标跟踪方法包括以下步骤:获取目标物体的目标框,所述目标框呈多边形形状并且包围通过将所述目标物体上的原始点云投射到自车的车辆坐标系的X‑Y平面上而产生的平面点云,所述目标框的各条边上存在多个参考点;确定所述目标框中的反映所述平面点云的密集区域的关键点,并且建立将自车的车辆坐标系的原点与所述关键点相连接的参考线段;确定所述目标框的各条边中与所述参考线段相交叉的相交边;从所述目标框的相交边上的参考点中选择跟踪参考点;以及通过检测所述跟踪参考点来对所述目标物体进行跟踪。控制单元及计算机可读存储介质上的计算机程序在被执行时实现目标跟踪方法的步骤。
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