Unverified50% confidenceFactExact time
The spectral cropping operation in spectral pooling is mathematically equivalent to an ideal low-pass filter, which manifests as a rectangular window function in the frequency domain.
1
Sources
50%
Confidence
Long-term
Relevance
8/8/2026
First Seen
Sources
谱池化详解：从频域视角重新理解CNN下采样机制
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