用于行人意图识别的多特征融合算法

By using a multi-feature fusion algorithm to extract spatiotemporal features from optical flow frames and image frame streams, and by utilizing LSTM and a robot learning module, the problem of insufficient generalization ability in pedestrian intent recognition is solved, achieving high accuracy and high interpretability in pedestrian intent prediction.

CN118608906BActive Publication Date: 2026-07-17NANJING UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING UNIV
Filing Date
2024-05-09
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for pedestrian intent recognition suffer from insufficient generalization ability due to the use of single features or a single network structure, making it unable to effectively capture dynamic environmental changes, and also exhibiting weak interpretability and real-time performance.

Method used

A multi-feature fusion algorithm is adopted to extract spatiotemporal features by combining optical flow frames and image frame streams. The temporal and spatial information of video frames is extracted by LSTM and robot learning modules. Pedestrian intention prediction is performed by fusing traditional machine learning with shallow networks.

Benefits of technology

It improves the accuracy of pedestrian intent prediction, enhances computation speed and interpretability, and has strong transferability and computational resource optimization capabilities, making it suitable for pedestrian recognition in road scenarios.

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Abstract

本发明提出了一种用于行人意图识别的多特征融合算法,包括以下步骤:步骤1、提取2个用于识别行人意图的时空特征;步骤2、基于视频帧,通过机器人学习模块提取视频帧的画面物理特征D;步骤3、对D、T*、T加权处理,根据加权结果获取行人意图。本发明基于3种特征融合的方式,理解和分析视频中的行人意图趋势,进而提高了预测的准确率。
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