与现在的素因子fft算法相比较，这种算法不仅节省了约一半内存，而且有更高的计算效率。

Comparing with existing prime factor FFT algorithms, this algorithm saves about half of the storage and possesses a higher efficiency.

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从素基数DFT出发，应用数论理论讨论了一种应用二阶递归滤波结构的算法及零因子转换算法(ZFT)。

Based on the prime radix DFT and number theory, an algorithm using the second order recursive filter and the zero factor prime radix Fourier Transform (ZFT) is presented.

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蚁群算法；tsp；反馈因子；启发式演化算子；信息素。

ACS; TSP; feedback factor; heuristic crossover operator; pheromone.

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蚁群算法；tsp；反馈因子；启发式演化算子；信息素。

ACS; TSP; feedback factor; heuristic crossover operator; pheromone.

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