Unverified50% confidenceFactExact time
当球面信号被旋转时，其第l阶球谐系数向量会被一个(2l+1)×(2l+1)的Wigner-D矩阵所变换，不同阶之间互不耦合，旋转在频域中呈现块对角结构
1
Sources
50%
Confidence
Long-term
Relevance
8/20/2026
First Seen
Sources
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