A new algorithm for the computation of discrete cosine transform (DCT) with odd prime length using cyclic or skew cyclic convolutions is proposed.
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美
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提出了一種利用循環(huán)卷積 (Cyclic convolution)和扭循環(huán)卷積 (Skew cyclic convolution)實(shí)現計算奇素長(cháng)度離散余弦變換 (DCT)的快速新算法。
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