| 基于色差的遥感影像海岸线提取 |
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| 引用本文： | 张朝阳,冯伍法,张俊华.基于色差的遥感影像海岸线提取[J].测绘学院学报,2005,22(4):259-262. |
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| 作者姓名： | 张朝阳 冯伍法 张俊华 |
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| 作者单位： | 信息工程大学,测绘学院,河南郑州450052 |
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| 摘 要： | 分析了Canny算子边缘检测的基本原理和存在的问题,介绍了彩色空间及计算方法.根据海岸地带遥感影像特征,探讨了基于色差的Canny算子自适应边缘提取算法.实验表明,改进的算子具有较高信噪比,能达到比较理想的海岸线检测效果.
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| 关 键 词： | Canny算子 彩色空间 色差 海岸线 边缘检测 |
| 文章编号： | 1009-427X（2005）04-0259-04 |
| 收稿时间： | 2005-05-11 |
| 修稿时间： | 2005-07-10 |
A Coastline-detection Method Based on the Color Difference for the RS Image |
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| ZHANG Zhao-yang, FENG Wu-fa, ZHANG Jun-hua.A Coastline-detection Method Based on the Color Difference for the RS Image[J].Journal of Institute of Surveying and Mapping,2005,22(4):259-262. |
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| Authors: | ZHANG Zhao-yang FENG Wu-fa ZHANG Jun-hua |
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| Institution: | Institute of Surveying and Mapping, Information Engineering University, Zhengzhou 450052, China |
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| Abstract: | This paper analyzes the basic principle and the problems of the Canny algorithm,and introduces the color space and its algorithm.According to the RS image's characteristic of coast district,the paper discusses the adaptive Canny edge-detection method based on the color differences.The experiment indicates that the improved algorithm has the higher SNR,and can achieve the ideal examination result of the coast line. |
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| Keywords: | canny algorithm color space color differences coast line edge-detection |
| 本文献已被 CNKI 维普 等数据库收录！ |
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