计算机科学 ›› 2017, Vol. 44 ›› Issue (Z11): 175-177.doi: 10.11896/j.issn.1002-137X.2017.11A.036
唐佳林,郑杰锋,李熙莹,苏秉华
TANG Jia-lin, ZHENG Jie-feng, LI Xi-ying and SU Bing-hua
摘要： 针对复杂背景下航拍视频中的运动目标检测问题,提出一种基于改进的特征匹配算法与全局运动补偿的防抖方法,以及结合多帧能量累积的运动目标检测算法。首先,采取局部区域匹配法加快该算法的处理速度,避免运动目标对背景补偿的影响；其次,利用尺度不变的SURF算法,结合快速近似最邻近搜索算法得到匹配点对,并通过双向匹配和K-近邻算法筛选优秀匹配点；然后,建立仿射变换模型,求解运动参数,并进行运动补偿；最后,通过多帧能量累积进行目标检测。仿真结果表明,该方法具有良好的运动目标检测效果。
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