In order to improve the processing speed, a fast transformation algorithm is also designed.

为提高处理速度，设计了快速变换法。

youdao

Fast Fourier transformation is an effective, practical DFT algorithm.

快速傅立叶变换是一种有效、实用的信号DFT算法。

youdao

A study was performed on the PIV algorithm based on fast Fourier transformation (FFT), and the PIV program was compiled and verified.

在粒子图像测速原理的基础上研究了基于快速傅立叶变换的粒子图像测速算法，并编制算法程序进行验证。

youdao