Unverified50% confidenceFactExact time
Driscoll-Healy采样定理(1994)指出，对于带宽为B的球面函数，只需在球面上等间距采样2B×2B=4B²个点即可精确重构所有球谐系数
1
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50%
Confidence
Long-term
Relevance
8/21/2026
First Seen
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