Journal:大地测量与地球动力学
Key Words:滤波; SUSAN滤波; Goldstein滤波; 干涉合成孔径雷达; 干涉图.
Abstract:将SUSAN滤波算法引入InSAR领域并进行改进,提出基于SUSAN及其改进算法的InSAR干涉图复数域滤波算法。为验证算法的有效性,将SUSAN及改进的SUSAN滤波算法与经典的Goldstein滤波算法进行对比实验,结果表明SUSAN及其改进算法比Goldstein算法优越,在相位奇异点方面对Goldstein算法的改善程度从71.7%提高到82.6%。SUSAN算法,尤其是其改进算法,不仅能较好地抑制干涉图噪声,而且能较好地保留干涉图的边缘信息。
Indexed by:Journal paper
Discipline:Engineering
First-Level Discipline:Surveying and Mapping
Document Type:J
Volume:30
Issue:4
Page Number:68-73
Translation or Not:no
Included Journals:SCI