Normalized Box Filter 归一化块滤波器 ; 均值滤波器 ; 箱式滤波器

Filter-Normalized Mel Frequency Cepstrum Coefficient 滤波规整的Mel频率倒谱参数

normalized matched filter 归一化匹配滤波器

normalized lattice notch filter 归一化格型陷波器

multi-scale normalized laplacian filter 多尺度规范化laplacian滤波

a normalized lattice notch filter 归一化格型陷波器

normalized parametric adaptive matched filter 归一化参数自适应匹配滤波