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自动选择跟踪窗尺度的Mean-Shift算法

DOI: 10.11834/jig.20070211

Keywords: 目标跟踪,信息度量,Mean-Shift

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Abstract:

实用的跟踪系统要求能实时地适应运动目标的外观变化,尺度固定不变的跟踪窗口不能有效地跟踪存在明显尺度变化的目标。本文将多尺度图像的信息量度量方法引入到运动目标跟踪中,提出了一种跟踪窗口自动更新算法,并用此算法改进了基于颜色直方图的Mean-Shift跟踪方案。实验结果表明,改进的跟踪算法对尺寸逐渐减小和逐渐增大的目标都能自动选择合适的跟踪窗口大小。

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