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
主要工作如下：1。提出了一种基于中值滤波与小波变换的指纹图像去噪方法。
The main contributions are summarized as follows:1. Proposed an integrated denoising algorithm based on mid-value filtering and wavelet transform of fingerprint image.
提出一些在光束描述和传输变换中值得进一步研究的问题，并作了简略分析。
Some problems, which are of interest for further study of the optical beam characterization, propagation and transformation are proposed and briefly analyzed.
通过给出特殊例子说明了对于适中值极性指标序列，该变换不满足灰靶变换的定义。
An observation is constructed to show that it is not suitable for POL(mem) criterion sequence in terms of the definition of grey target transformation.
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