arXiv:2609.08041cs.CVcs.LG2026-09

用Mamba模型融合地图与行人意识状态,提升机器人环境下的轨迹预测精度。

MamMA: A Mamba-Based Pedestrian Trajectory Prediction Algorithm Considering Occupancy Map and Pedestrian Awareness States

论文配图:MamMA: A Mamba-Based Pedestrian Trajectory Prediction Algorithm Considering Occupancy Map and Pedestrian Awareness States
图 1 · 摘自论文原文
  • 基于分块地图和行人意识状态设计特征提取机制
  • 在5个数据集上平均位移误差优于现有最优方法
  • 适合需要高精度行人预测的机器人导航场景

为提升人机共存环境下移动机器人的导航安全性,现有行人轨迹预测算法多从俯视图图像中提取障碍物信息以提高预测精度。然而,移动机器人通常使用激光雷达(LiDAR)构建局部占用地图,而非俯视图图像;同时,机器人搭载的视觉传感器提供的是以自身为中心的视角图像,包含行人近距离行为的细粒度信息。为更有效地利用LiDAR和车载视觉传感器的信息,本文提出MamMA——一种基于Mamba架构、考虑占用地图与行人意识状态的行人轨迹预测算法。MamMA将占用地图按区块划分,从各区块提取障碍物特征生成地图特征;同时对行人意识状态进行分类建模,因研究表明意识状态会影响行人的感知与速度。进一步,采用基于Mamba的模型,结合多种特征预测行人未来轨迹。在STCrowd、SiT、JRDB、ETH和UCY五个数据集上的实验表明,MamMA在平均位移误差与最终位移误差上均优于当前最优算法。

原文摘要 · Abstract (English)

Many pedestrian trajectory prediction algorithms have been proposed to improve the safety of navigation for mobile robots working in human-robot coexistence environments. Some pedestrian trajectory prediction algorithms extract information about obstacles near pedestrians from top-down view images to improve the accuracy of trajectory prediction. However, mobile robots typically create local occupancy maps using LiDAR, rather than top-down view images. Meanwhile, the vision sensors on board robots provide egocentric view images, which contain fine-grained behavioral information about the pedestrians near the robot. To better use the information collected by LiDAR and on-board vision sensors, we propose MamMA, a Mamba-based pedestrian trajectory prediction algorithm considering occupancy maps and pedestrian awareness states. MamMA divides the occupancy map by patches and extracts obstacle features from each patch to create map features. Pedestrian awareness states are divided and considered, as some studies show that awareness states affect the perception and speed of pedestrians. Furthermore, a Mamba-based model is proposed to predict the future trajectories of pedestrians based on different types of features. Experiments on the STCrowd, SiT, JRDB, ETH, and UCY datasets show that MamMA achieves better average displacement error and final displacement error than the state-of-the-art algorithms.

轨迹预测Mamba机器人占用地图

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