illumination problem

The technical difficulties in high speed photomicrography , especially the illumination problem , are theoretically analyzed .

本文对高速显微摄影的技术难点，主要是照明问题进行了理论剖析。

This paper analyzes the features of wavelet transform , make use of wavelet-based denoising model to solve illumination problem in face recognition .

本文通过分析小波变换的特点，利用小波去噪模型解决人脸识别中的光照问题。

The utility model , with excellent decoration effect and much interest , has solved the illumination problem for using basketball rack at night .

本实用新型不仅解决了球架在夜间使用的照明问题，而且具有极好的装饰效果和趣味性。

This thesis introduces a specific diffusion constraint in the new anisotropic diffusion , which can make the method more suitable for processing illumination problem of face image .

为此，本论文在新的各向异性扩散方法中引入一种特定的扩散约束，使得新的各向异性扩散方法更加适合于处理人脸图像中的光照问题。

This method can do a great deal with illumination problem about video surveillance system using out-door , and can compute fast enough to suffice real-time system .

该方法能够较好解决应用于室外的视频监视系统中的光照问题，具有较快计算速度，满足实时系统的要求。

The Experimental Research of Illumination Compensation Problem in Face Recognition

人脸识别中光照补偿问题的实验研究

The illumination insufficient problem in vegetables fruit cultivation out of season impels researchers to seek means to change this condition .

反季及跨季蔬菜水果栽培中遇到的光照不足问题推动着人们寻求能够解决这一问题的办法，进而使植物生长对光照的响应成为研究的热点。

It studies and comparative analyses pre-processing methods of the histogram equalization , histogram of the provisions , Gamma gray calibration and non-linear transformation methods such as Log and Exp transformations . This article adopts self-quotient image method in the illumination pre-treatment problem , and has achieved good results .

本文研究并对比分析了直方图均衡化、直方图规定化、Gamma灰度校正、非线性变换方法-Log和Exp等光照预处理方法；采用了自商图像的光照预处理方法，并取得了良好的效果。

A novel and interesting combination of uncorrelated linear discriminant analysis and wavelets is presented to extract features for face recognition ; illumination invariant extraction method is proposed to deal with the illumination problem based on the wavelet transformation and denoising model .

提出了基于小波变换的统计不相关鉴别分析的人脸识别方法，应用小波变换和去噪模型的光照不变人脸识别方法以及基于相邻小波系数的光照不变量的提取方法。