通信学报 ›› 2014, Vol. 35 ›› Issue (Z1): 160-164.doi: 10.3969/j.issn.1000-436x.2014.z1.031

• 数字化校园及其应用 • 上一篇    下一篇

网络视频监控中运动目标跟踪方法改进

韩光星,李崇荣   

  1. 清华大学 网络科学与网络空间研究院,北京 100084
  • 出版日期:2014-10-25 发布日期:2017-06-19

Improvement on moving object tracking method for network video surveillance

Guang-xing HAN,Chong-rong LI   

  1. Institute for Network Sciences and Cyberspace,Tsinghua University,Beijing 100084,China
  • Online:2014-10-25 Published:2017-06-19

摘要:

摘 要:针对传统的基于Kalman滤波的MeanShift跟踪算法目标运动速度突然改变时跟踪丢失的问题,在Kalman滤波器中引入加速度项使跟踪保持稳定;为了提高Camshift跟踪算法的实时性,使用简化的Camshift算法自适应调整跟踪窗口尺寸。实验结果表明2种改进分别提高了速度突变时跟踪准确性和目标跟踪的实时性,适合网络视频监控场景。

关键词: 网络视频监控, MeanShift算法, Kalman滤波, Camshift算法

Abstract:

To improve the performance of the traditional MeanShift algorithm based on Kalman filter,acceleration to solve the problem that the moving target changes the direction abruptly is proposed.Another algorithm using simplified Camshift algorithm to keep track of the blob size has low time complexity which meets the real time requirement of network video surveillance.

Key words: network video monitoring, MeanShift algorithm, Kalman filter, Camshift algorithm

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