山东大学学报(工学版) ›› 2018, Vol. 48 ›› Issue (2): 1-7.doi: 10.6040/j.issn.1672-3961.0.2016.377
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丁筱玲1,2,3,赵强1,4,李贻斌1*,马昕1
DING Xiaoling1,2,3, ZHAO Qiang1,4, LI Yibin1*, MA Xin1
摘要: 针对图像处理过程中采用局部特征提取与特征匹配的目标识别算法对纹理不丰富物体识别精度差、在同一次学习过程中不能多视角识别同一个物体的缺点,提出采用基于模板匹配的改进型目标识别算法,提高对纹理不丰富物体的识别速度及准确率。利用梯度作为特征量完成模板匹配,结合DOT算法去除次要的梯度特征,只采用幅值大的主导梯度方向作为特征量进行模板匹配,融入仿射投影变换算法、将模板特征二进制化来提高在线同时识别多个不同物体、多视角识别同一个三维物体的速度及准确率。试验证明,该目标识别算法对复杂背景中纹理较少的物体,发生微小变形、微小平移和光照变换的物体识别效果鲁棒性强。
中图分类号:
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