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广西师范大学学报(自然科学版) ›› 2018, Vol. 36 ›› Issue (4): 42-50.doi: 10.16088/j.issn.1001-6600.2018.04.006
张灿龙1,2*, 苏建才1,2, 李志欣1,2, 王智文3
ZHANG Canlong1,2*, SU Jiancai1,2, LI Zhixin1,2, WANG Zhiwen3
摘要: 针对于复杂场景下,跟踪的目标容易产生漂移甚至跟踪失败的情况,本文提出了一种基于AdaBoost置信图的红外与可见光目标跟踪算法。首先,以颜色和纹理特征为描述子对红外与可见光图像的目标样本与背景样本进行表征和AdaBoost分类,并基于分类度计算得到红外与可见光图像的置信图;然后,在置信图中分别计算它们的目标候选者与其模板置信图之间的相似度,并将两相似度进行加权融合,构建联合目标函数;最后,对目标函数进行泰勒展开和求导等操作,推导出联合位移公式,并运用均值漂移算法完成目标搜索。对多组红外与可见光图像序列对测试结果表明,本文提出的算法在处理光照变化、目标交汇、目标遮挡等方面都表现良好。
中图分类号:
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[1] | 蔡冰, 张灿龙, 李志欣. 基于联合直方图的红外与可见光目标融合跟踪[J]. 广西师范大学学报(自然科学版), 2017, 35(3): 37-44. |
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