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低照度图像增强算法
一种可适用于复杂光照环境的低照度图像增强算法,即基于内容感知的自适应对比度提高的增强算法。引入了改进的伽马矫正,可以根据低照度图像的明暗程度自适应的对图像进行预处理。在实验过程中还发现,虽然改进算法有效避免引入大量噪声,但仍有少量噪声存在,为了达到更好的视觉效果,利用改进的双边滤波对增强的图像进行处理,获得最后的增强图像。实验效果显示,该算法可对低照度图像实现理想的增强效果。(A can be applied to complex light environment of low illumination image enhancement algorithm, which based on the content of perception adaptive contrast enhancement algorithm. Introduced the improvement of gamma correction, can according to the low illumination image of light and shade degree adaptive to image preprocessing. In the process of experiment also found that although the improved algorithm effectively avoid introducing a lot of noise, but there still have a small amount of noise, in order to achieve better visual effect, use of improved bilateral filtering to enhance the image processing, finally enhance image. The experimental results showed that the algorithm can achieve a low illumination image enhancement effect.
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- 2020-07-16 22:18:49下载
- 积分:1
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Three-dimensional-algorithm
关于MC三维重建算法的二义性消除的文章,很好的消除了MC算法中的二义性(it s the article about Three-dimensional reconstruction algorithm to eliminate ambiguity in MC)
- 2014-01-17 13:19:26下载
- 积分:1
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automatic_image_segement
说明: 本文以k-means算法为背景,引入信息熵相关知识,从而实现全自动分割图像。然而在利用混合高斯模型对图像进行数据分析时,会发生一定的过拟合现象,导致我们得不到预期的聚类数目。本文设计合理的合并准则,令模型简化,有效地消除过拟合现象,使得最后得到的聚类数目与预期符合。,设计合理的准则改进了图像的全自动分割方法,使得分割结果更加优化(In this paper, k-means algorithm is used as the background, and information entropy related knowledge is introduced to realize full-automatic image segmentation. However, when the Gaussian mixture model is used to analyze the image data, there will be some over-fitting phenomenon, resulting in that we cannot get the expected number of clusters. In this paper, a reasonable merging criterion is designed to simplify the model and effectively eliminate the over-fitting phenomenon, so that the final clustering number is in line with the expectation. A reasonable criterion is designed to improve the automatic image segmentation method and make the segmentation result more optimized.)
- 2019-04-24 09:40:45下载
- 积分:1
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GAMP
基于GA和MP的信号稀疏分解,算法速度比元来的有很多改进。(Based on GA and MP sparse signal decomposition, the algorithm faster than the yuan to have many improvements.)
- 2008-04-10 10:44:05下载
- 积分:1
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ssr1
基于Retinex算法的单尺度图像增强算法。(An image enhancement algorithm based on RETINEX theory.)
- 2020-06-23 04:40:02下载
- 积分:1
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MatlabEdgeDetection
一个基于matlab开发的系统,实现对图像直方图的绘制、canny、sobel等几种不同算子的边缘检测(A system based on matlab development, drawing the image histogram, canny, sobel edge detection of several different operators can manually modulation threshold)
- 2012-08-16 01:31:36下载
- 积分:1
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hidemessage
数字隐写,将txt文档藏进图片中,并能够从图片中解出隐藏的文本。(Digital steganography )
- 2012-03-19 21:28:01下载
- 积分:1
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3642112153_2
book of image fusion
- 2011-05-23 15:59:40下载
- 积分:1
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FCRN-DepthPrediction-master
说明: 使用tensorflow框架搭建神经网络,从单目图像中估计深度值(Using tensorflow framework to build a neural network to estimate depth from monocular images)
- 2019-03-22 15:04:04下载
- 积分:1
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united1
集运小波变换的图像去噪,本文采用的是一种改进了的软阈值法去噪,去噪效果更好(Image Denoising Based on Wavelet changing)
- 2014-05-19 10:45:07下载
- 积分:1