nmf

说明：  有关图像去噪和调节对比度……………………………………………………(about graghic processin .basic ………………………………………………)

基于boundar边界提取轮廓，采用曲率算法确定可能为指尖或者指根点的区域，采用该程序确定指尖指根区域。(Contour extraction based on boundar border, using the curvature method to determine the root may refer to point fingers or regions that use the procedure to determine the root area fingertips.)

image processing: image_compression

Rough set theory can be regarded as a new mathematical tool for imperfect data analysis.The theory has found applications in many domains,such as decision support, engineering, environment, banking, medicine and others.

file for speech recognition

关于傅里叶变换和小波分析的基础知识内容。并附带基于Matlab案例进行说明。(Basic konwledge for Fourier transform and wavelet analysis with examples written in matlab )

《MATLAB及在电子信息课程中的应用》一书由陈怀琛编著<br>MATLAB语言具备高效、可视化及推理能力强等特点，在日前工程界是流行最广的科学计算语言。(" MATLAB and electronic information in the application of the curriculum," a book edited by陈怀琛<br> MATLAB language with high-performance, visualization and reasoning ability and other characteristics of the engineering in a few days ago is the most widely popular language of scientific computing.)

说明：  利用MATLAB进行的画图软件，很齐全，有助于初学者学习画图(Drawing conducted using MATLAB software, it is complete, will help beginners to learn drawing)

这是一个隐马尔可夫模型前向算法，各位亲可以下载使用，一般用于计算分类，预测，等等(This is a hidden Markov model before the algorithm, you can download pro, generally used to calculate the classification, prediction, etc.)

通过对基4快速傅里叶的介绍，使用matlab实现了基4快速傅里叶变化(Through the radix-4 Fast Fourier presentation, using matlab to achieve a base four fast Fourier transform)