image processing fringe discs inside a lot in image processing frequently used to deal with the basic algorithm, as Fast Fourier Transform, the value filter
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The trick is to use what is known as a "fast Fourier transform" to unpick more than 300 separate colours of light in a laser beam, each encoded with its own string of information.
这种技术是使用“快速傅里叶变换”把一束激光中的超过300中不同的光的颜色的光分解出来，每一种光被编码成它自己的信息串。
The power spectra curve as a function of the mode number of outer or inner profiles are also calculated by the application of fast Fourier transform to the circumferential profile data.
应用快速傅里叶变换算法对靶丸圆周轮廓数据进行分析，获得了靶丸表面外轮廓或内轮廓模数-功率谱特征曲线。
After analysing the character of Fourier transform, using 3 level symmetry of Fourier Kernel as a new algorithm for fast Fourier transform was proposed.
在分析傅立叶变换特性的基础上，利用傅立叶变换核的三阶对称性，给出了一种快速傅立叶变换算法。
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