Gram Schmidt波谱锐化
Gram Schmidt spectral sharpening
保守性锐器清创
conservative wound debridement with sharps
反锐化掩模
unsharp masking
Unsharp masks
nonlinear unsharp masking
反锐化掩模算法
unsharp masking algorithm
非线形反锐化掩模
contrast-enhancement mask
凯塞汉明锐化
Kaiser-Hamming sharpening