Because of FNT's inherent restrictions, it is hard to implement cyclic convolution using FNT.

由于FNT变换本身的局限，不能完成大点数循环卷积。

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Since efficient and fast cyclic convolution algorithms are available in the literature, the algorithm has low computational complexity, simple and regular structure.

由于循环卷积和扭循环卷积具有非常高的效率和规则，因此，本算法具有简单、规则的结构和较低的运算复杂性。

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Since efficient and fast cyclic convolution algorithms are available in the literature, the algorithm has low computational complexity, simple and regular structure.

由于循环卷积和扭循环卷积具有非常高的效率和规则，因此，本算法具有简单、规则的结构和较低的运算复杂性。

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