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DFT(离散傅里叶变换)

于 2023-01-23 发布 文件大小:1.12 kB
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在数学中,离散傅里叶变换(DFT)将函数的有限等距样本列表转换为具有相同样本值的复正弦曲线的有限组合的系数列表,按其频率排序。可以说是将采样函数从其原始域(通常是

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