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Issue:
Edge Detection Based on Spatial Moments of Local Region
Author(s):
CHEN Chang-xiao
,
HE Ming-hao
,
QU Zhi-guo
Pages:
139
-
142
Year:
2014
Issue:
z1
Journal:
Computer Science
Keyword:
Edge detection
;
SUSAN edge detector
;
Local region
;
Spatial moment
;
Abstract:
SUSAN算子是一种利用局部区域信息的边缘检测方法,由于仅利用了局部区域的零阶空间矩信息,导致检测结果中容易出现虚假边缘.为此,提出了一种基于局部区域空间矩的边缘特征检测方法,即综合利用局部区域的零阶、一阶和二阶空间矩信息来检测图像中的边缘.利用合成图像和实际图像并加入不同类型的噪声进行的实验分析结果表明,提出的边缘检测算子可以有效消除噪声引起的虚假边缘响应,提高SUSAN算子的边缘定位精度.
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