激光与光电子学进展, 2019, 56 (9): 091001, 网络出版: 2019-07-05
基于数据简化的改进非负矩阵分解端元提取方法 下载: 951次
Improved Algorithm for Nonnegative Matrix Factorization and Endmember Extraction Based on Data Simplification
图 & 表
图 1. 数据简化改进的NMF混合像元分解算法流程
Fig. 1. Flow chart of NMF mixed pixel decomposition algorithm improved by data simplification
表 1数据简化前后MVC-NMF算法所提取的端元与USGS光谱库中标准光谱的光谱角
Table1. Spectral angles between endmembers extracted by MVC-NMF algorithm and standard spectra in USGS spectral library before and after data simplificationrad
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徐君, 王旭红, 王彩玲. 基于数据简化的改进非负矩阵分解端元提取方法[J]. 激光与光电子学进展, 2019, 56(9): 091001. Jun Xu, Xuhong Wang, Cailing Wang. Improved Algorithm for Nonnegative Matrix Factorization and Endmember Extraction Based on Data Simplification[J]. Laser & Optoelectronics Progress, 2019, 56(9): 091001.