middle_BackGround

几种滤波器：hamming窗口的低通滤波器，给定技术指标的模拟巴特沃兹低通滤波器，kaiser窗口的带阻滤波器，blackman窗口的带通滤波器，Kaiser 窗低通滤波器(Several filters: hamming window low-pass filter, given specifications of the analog Butterworth low-pass filter, kaiser window band stop filter, blackman window bandpass filters, Kaiser window low-pass filter)

生成alpha 稳定噪声的程序，该程序可以用来生成四个参数的稳定噪声(produce alpha stable noise,it has four parammeters)

psat的一个最简单的潮流计算模型。通过该模型可以对psat的简单应用有一个认识。(psat s one of the most simple flow calculation model.)

this is a matlab file that can convert the Lab color space to XYZ color space.

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线性回归补偿模型，用于转炉炼钢重点预测模型(Linear regression compensation model)

基于字典学习的语音增强中字典更新的算法，称作近似K-SVD算法，其中包含了OMP算法用于稀疏编码计算系数矩阵(Dictionary-based learning dictionary speech enhancement algorithm update, called approximate K-SVD algorithm, which contains the sparse coding algorithm is used to calculate the coefficient matrix OMP)

说明：  ec627 speech processing course programs lab2

说明：  用matlab编程求解DEA方法中的CCR对偶模型(DEA with the matlab programming method for solving the CCR dual model)

用于检测提取特征点的可重复性代码，可重复性好则说明特征较好(for detection feature extraction point code of repeatability, reproducibility is better to describe characteristics)