Image denoising is an important foundation for advanced image processing, and is the hot research area in digital image processing.
图像去噪是对图像进行高级处理的重要基础，已经成为当今数字图像处理的热门领域之一。
The article will put forward a kind of new denoising method of digital image in frequency domain:start with a series of Fourier Transforms on hand and wrist X-ray image;
首先对采集到的手腕部骨图像进行傅立叶变换；
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