同态滤波是一种将亮度范围压缩和对比度增强的频域处理方法。
Homomorphic filtering is a frequency domain operation to compress image light area and enhance contrast.
而同态滤波可以从响应信号中识别机器的结构转递特性或载荷谱。
The frequence response or the load spectrum of a machine can be extracted from the output signal by homomorphic signal processing.
在同态滤波的基础上提出并完成了融合的去云的方法，并完成了方法实现。
The method of the fusion with the original image is presented on the basis of homomorphic filter, and realized it.
其中图像预处理包括直方图均衡化、中值滤波、局部增强、同态滤波增强等工序；
The first stage is include image's gray numbers on average, image enhancing by average filter, part enhancing and enhancing by homeostasis filter.
具有基本功能：直方图均衡化、中值滤波、均值滤波、锐化、低通高通同态滤波。
Basic function: histogram equalization, median filtering, average filtering, sharpening, low-pass qualcomm homomorphic filtering.
图像预处理：采用灰度变换、同态滤波和平滑等方法对图像进行处理，提高了图像的质量。
Image preprocessing: the image is processed by several algorithms including gray level stretch, homomorphic processing and image smoothing, and then the quality of image gets better.
该算法不同于有偏的去除乘性噪声的同态滤波算法，而是将噪声转化为局部平稳的加性白噪声。
Instead of using the homomorphic filter which is used to get rid of multiple noise and is a biased estimator, this algorithm translates speckle into locally stationary additive white noise.
对于薄尘雾退化的彩色图像，用直方图均衡和同态滤波等常规增强算法处理往往不能得到满意的效果。
Satisfied results usually can not be got when processing color images degraded by fog and mist with the conventional enhancement algorithms such as histogram equalization and homomorphic filtering.
在此基于小波域隐马尔可夫树模型，将贝叶斯估计和同态滤波思想有机结合，提出一种新的医学超声图像去噪方法。
Based on wavelet domain Hidden Markov model, a novel speckle suppression method for medical ultrasound images is presented which combines Bayesian estimation and homomorphic filtering.
利用自开发软件，对图像进行灰度变换和直方图均衡化处理后，采用频域同态滤波的方法对图像进行降噪滤波处理。
After the gray transformation and the histogram equalization, these images were filtered by a frequency-domain homomorphic filter, hence noises in the images were greatly reduced.
分析了激光成像雷达系统中所成的散斑像的乘法模型 ，并在此基础上利用一基于小波的同态滤波器对被散斑污染的图像进行了消噪处理。
In this paper, multiplication model of speckle image in imaging lidar is analyzed, and then suppression processing for the speckle image is finished by homomorphic wavelet filter.
分析了激光成像雷达系统中所成的散斑像的乘法模型 ，并在此基础上利用一基于小波的同态滤波器对被散斑污染的图像进行了消噪处理。
In this paper, multiplication model of speckle image in imaging lidar is analyzed, and then suppression processing for the speckle image is finished by homomorphic wavelet filter.
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