Based on the classical total variation restoration model, we design a new nonlinear algorithm of digital TV filter for image de-noising.
根据经典总体变差恢复模型，设计了一种新型的应用于图像去噪的数字TV滤波器的一种算法。
Directional smoothing filter is frequently used in digital image processing for it has the double properties of noise filtering and edge preserving.
方向平滑滤波器兼有去噪和边缘保持的双重特性，在数字图像预处理中被经常采用。
A new algorithm of mixed noise removal for digital image is presented combing median filter and fuzzy technology.
结合中值与模糊滤波技术，提出了一种新的图像混合噪声滤波算法。
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