Human tracking method based on maximally stable extremal regions with multi-cameras

被引:0
|
作者
Zhang L. [1 ,2 ]
Liu J.-L. [1 ]
机构
[1] School of Information Science and Electronic Engineering, Zhejiang University
[2] School of Computer Science, Hangzhou Dianzi University
关键词
Human tracking; Maximally stable extremal region(MSER); Region matching; Video surveillance;
D O I
10.3785/j.issn.1008-973X.2010.06.007
中图分类号
学科分类号
摘要
A human tracking method based on maximally stable extremal region (MSER)was established in order to realize the human tracking with multi-cameras in the video surveillance system. The proposed method uses gray information to reduce the difference of the cameras' gains and their light spectrum property. The approach transforms the human tracking into elliptic region matching. The method does elliptic region fitting to each maximally stable extremal region(MSER), and then selects the elliptic regions which meet some constraints. These selected elliptic regions are normalized to unity circular regions by whitening of covariance matrix. The right matched elliptic regions are obtained by rotational invariant vectors calculation, histogram density estimation and weighted average distance calculation. Thus, the human tracking across cameras is realized. Experimental results show that the approach can effectively realize the human tracking with multi-cameras.
引用
收藏
页码:1091 / 1097
页数:6
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