In order to improve the processing speed, a fasttransformation algorithm is also designed.
为提高处理速度，设计了快速变换法。
2
This paper presents a method which can be used for the shape analysis of two-dimensional image of a moving object in terms of the fasttransformation (r transformation).
本文提出了将一种快速变换(r变换)用于对运动目标的二维图象进行形状分析的方法。
3
Fast Fourier transformation is an effective, practical DFT algorithm.