特征波数
characteristic wavenumber
characteristic waves
小波特征向量
wavelet-based attribute vector
Wavelet feature vector
Krylov特征向量组
Krylov characteristic vectors
RCS小波特征
wavelet characteristic of RCS
波谱特征向量
spectral characteristic vector
不完全特征向量系
incomplete eigenvector set
代数特征抽取
algebraic feature extraction
地体东西向特征
E-W-directed characteristics of terranes
独立Gabor小波特征
independent Gabor feature