时变频率滤波
time-variant frequency filtering
低调频率匹配滤波
low chirp rate matched filtering
反频迭之低通频率选择滤波器
lowpass frequency-selective filter
anti-aliasing
空间频率的滤波
spatial frequency filtering
滤波截止频率
Cutoff frequency of filter
filter cut-off frequency
频率波数滤波
frequency-wave number filtering
频率－波数域滤波
frequency-wave number filtering
频率补偿滤波器
frequency-dependent filter
频率不变线性滤波
frequency-invariant linear filtering