Key;
Laboratory;
of;
Digital;
Media,;
School;
of;
Computer;
Science;
and;
Engineering,;
Beihang;
University,;
Beijing;
100191,;
China;
Remote;
Sensing;
Institute,;
Beijing;
100085,;
China;
of;
Computer;
Information;
Engineering,;
Jiangxi;
Normal;
University,;
Nanchang;
330022,;
China;
图像分割方法; SAR图像; 长度; 分组; 运行; 合成孔径雷达; 空间关系; 图像分析;