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Issue:
Detection of Ports with Jetties Based on SAR Image
Author(s):
LIU Cheng-hao
,
LIUWen-bo
,
ZHANG Gong
Pages:
131
-
136
Year:
2012
Issue:
6
Journal:
Opto-Electronic Engineering
Keyword:
SAR图像
;
水陆分割
;
突堤特征
;
港口检测
;
Abstract:
突堤作为港口停靠船只的场所,其定位对港口目标的检测有重要意义.本文提出了一种基于突堤的分布特征的港口检测算法.首先在图像预处理的基础上,利用改进型种子点生长算法实现图像的二值水陆分割,在借助边界追踪法得到的岸线上,提取基于岸线斜率的突堤特征点,最后利用先验知识中突堤的分布特征进行特征点判断,通过突堤特征点的连接实现港口检测.新方法与已有的检测方法相比,具有定位准确的特点.
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