计算机科学 ›› 2015, Vol. 42 ›› Issue (6): 313-316.doi: 10.11896/j.issn.1002-137X.2015.06.066
徐一鸣,陆 观,顾菊平
XU Yi-ming, LU Guan and GU Ju-ping
摘要： 基于颜色特征的运动目标跟踪算法容易受到光照非均匀变化或阴影的影响,如何利用多种特征联合构造目标模型以提升跟踪性能是一个关键问题。提出了一种新的特征融合运动目标跟踪算法,该算法基于局部二值模式(Local Binary Pattern,LBP)纹理特征,引入光照自适应的局部标准差构造二值模式门槛值,采用统一模式下的N-LBP纹理描述子构造特征直方图,并结合色度信息建立联合直方图,在Camshift算法框架内进行目标跟踪。实验证明,与传统Camshift算法相比,该算法在保证跟踪算法实时性能的同时,可以更好地克服阴影遮挡等导致的非均匀光照变化带来的影响,具有良好的跟踪效果。
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