arXiv:2508.12777cs.CV2025-08被引 2

针对复杂城市交通中无人机视角小目标跟踪难题,提出SocialTrack框架。

SocialTrack: Multi-Object Tracking in Complex Urban Traffic Scenes Inspired by Social Behavior

  • 引入社会行为先验建模群体运动规律,提升低质量轨迹稳定性。
  • 在UAVDT和MOT17上实现83.6% MOTA,显著优于现有方法。
  • 模块化设计,可无缝集成到现有追踪器中增强性能。

作为多目标跟踪(MOT)的重要方向,基于无人机的多目标跟踪在城市智能交通系统分析与理解中具有重要应用价值。然而,在复杂的无人机视角下,小目标尺度变化、遮挡、非线性交叉运动和运动模糊等问题严重制约了跟踪的稳定性。为此,本文提出一种新型多目标跟踪框架SocialTrack,旨在提升复杂城市交通环境中对小目标的跟踪精度与鲁棒性。专用的小目标检测器通过多尺度特征增强机制提升了检测性能;速度自适应立方核滤波器(VACKF)引入速度动态建模机制,提高了轨迹预测精度;群体运动补偿策略(GMCS)建模社会群体运动先验,为低质量轨迹提供稳定的状态更新参考,显著提升了复杂动态环境下的目标关联准确率;此外,时空记忆预测(STMP)利用历史轨迹信息预测低质量轨迹的未来状态,有效缓解了身份切换问题。在UAVDT和MOT17数据集上的大量实验表明,SocialTrack在多个关键指标上超越现有最先进方法,尤其在MOTA和IDF1等核心性能指标上表现突出,展现出更强的鲁棒性与适应性。同时,该方法高度模块化且兼容性强,可无缝集成至现有追踪器以进一步提升性能。

原文摘要 · Abstract (English)

As a key research direction in the field of multi-object tracking (MOT), UAV-based multi-object tracking has significant application value in the analysis and understanding of urban intelligent transportation systems. However, in complex UAV perspectives, challenges such as small target scale variations, occlusions, nonlinear crossing motions, and motion blur severely hinder the stability of multi-object tracking. To address these challenges, this paper proposes a novel multi-object tracking framework, SocialTrack, aimed at enhancing the tracking accuracy and robustness of small targets in complex urban traffic environments. The specialized small-target detector enhances the detection performance by employing a multi-scale feature enhancement mechanism. The Velocity Adaptive Cubature Kalman Filter (VACKF) improves the accuracy of trajectory prediction by incorporating a velocity dynamic modeling mechanism. The Group Motion Compensation Strategy (GMCS) models social group motion priors to provide stable state update references for low-quality tracks, significantly improving the target association accuracy in complex dynamic environments. Furthermore, the Spatio-Temporal Memory Prediction (STMP) leverages historical trajectory information to predict the future state of low-quality tracks, effectively mitigating identity switching issues. Extensive experiments on the UAVDT and MOT17 datasets demonstrate that SocialTrack outperforms existing state-of-the-art (SOTA) methods across several key metrics. Significant improvements in MOTA and IDF1, among other core performance indicators, highlight its superior robustness and adaptability. Additionally, SocialTrack is highly modular and compatible, allowing for seamless integration with existing trackers to further enhance performance.

多目标跟踪无人机视觉小目标追踪社会行为建模

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