A nonlinear multiscale pyramidal decomposition based on median transform is presented in this paper at first. Then it gives a denoising algorithm which can restore the image distorted by impulse noise and Gaussian noise.
该文基于中值变换提出了一种信号的非线性多尺度金字塔分解算法,然后给出了一种利用它来对同时含有脉冲噪声和高斯噪声图像的去噪方法。
参考来源 - 基于中值变换和金字塔分解的图像去噪方法·2,447,543篇论文数据，部分数据来源于NoteExpress
Image denoising experiments show that wavelet transform for image denoising is better than mean filtering, no significant difference compared with median filter.
图像的消噪实验表明，小波变换用于图像消噪效果优于均值滤波，与中值滤波去噪相比无明显差别。
Applying median filtering will effectively reduce the impulse noise, which can combine wavelet packet transform and median filter.
将子波包变换和中值滤波相结合，可以有效地降低图像噪声。
Median filter, the function is used to transform the image threshold.
中值滤波，该函数用来对图像进行阈值变换。
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