CRetinex: A Progressive Color-Shift Aware Retinex Model for Low-Light Image EnhancementIMAGE intensifiersREFLECTANCEPOLLUTIONGENERALIZATIONLIGHTINGLow-light environments introduce various complex degradations into captured images. Retinex-based methods have demonstrated effective enhancement performance by decomposing...
Shenzhen University 3Department of Computer Science, City University of Hong Kong 4School of Electrical and Electronic Engineering, Nanyang Technological University Abstract Retinex model-based methods have shown to be effec- tive in layer-wise manipulation with w...
low light image enhancement methods for underground coal mines do not consider the real noise of the image. In order to solve this problem, a coal mine low light image enhancement method based on Retinex model containing noise is proposed. The Retienx model contain...
Accelerating Fractal Image Encoding Based on Gray Value Moment Features of Normalized Block[C]//Proc. of International Symposium on Computer Science and Computational 图 3 峰值信噪比相对编码时间的特性曲线 5 结束语 本文提出了基于结构信息特征的快速分形图像编码算 法.由于结构信息特征具有维数低和能够反映...
,全变分模型方法(TotalVariationModel, TV [6] ,基于大小尺度特征方法(Small-andLarge-scalefeatures,S L) [7] 1基于Retinex理论的光照预处理方法 1.1Retinex理论 Retinex理论广泛的应用在人脸识别领域中,并用以去除光照的 影响根据Retinex理论,图像由光照分量和反射分量的乘积构成: I(x,y)=R(x,y)·L(x,y...
In this paper, the comparison and analysis of several classical illumination preprocessing methods based on the Retinex theory, and the verification tests have been carried out on the “YaleB+Extended YaleB” face database。【Key words】Face recognition; Illumination normalization; Retinex theory 0 ...
该算法是非常轻量级的，训练时间仅需80 s 。实验结果表明，该方法与现有代表性方法相比，在视觉效果和常用的四个客观图像评估指标上，均有很强的竞争优势。 关键词 低光照图像，Retinex ，深度学习，图像增强 Research on Low-Light Image Enhancement Algorithm Based on Retinex Model Guoliang Lv, Yu Luo School ...
methodwithRetineXtheorybasedonav撕ational丹amework.ThemainlyresearchachieVementandcontentsaureasfollowing:1.Inmispaper,anovelobjectiVe丘mctionisbuiltinV耐ational仔啪eworkbasedonthe研orknowledgcof弧agcs.MeaIlwllileaIlalternatingoptiIIlizations仃ategyisadoptedtosolVetheproposedmodel.Di琢;rentwitIl仃aditional...
基于Retinex理论的低照度图像对比度增强算法
基于Retinex算法的彩色图像增强研究摘要图像增强的主要目的是对图像的视觉效果通过技术方面的处理使之得到改善,针对给定的一幅图像的具体应用场景和实用目标,有目的并且有针对性的对图像的整体架构或局部细节方面的特性进行处理,扩大图像在不同场景中所存在的信息内容的差别,去除图像中不需要增强处理的次要信息,经过增强技术...