Matlabbasedavelettransforminimagecompressionapplic

guass迭代法，是数值分析中很重要的一种，源码为其在matlab中的实现。 (guass iterative method, numerical analysis is a very important one in the matlab source code for its realization.)

a matlab code for bandpass filtering in primery editing seismic trace after aqusation

程序代码说明 P0401：用Prewitt算子检测图像的边缘 P0402：用不同σ值的LoG算子检测图像的边缘 P0403：用Canny算子检测图像的边缘 P0404：图像的阈值分割 P0405：用水线阈值法分割图像 P0406：对矩阵进行四叉树分解 P0407：将图像分为文字和非文字的两个类别 P0408：形态学梯度检测二值图像的边缘 P0409：形态学实例——从PCB图像中删除所有电流线，仅保留芯片对象 ( Procedure code explanation P0401: Examines the picture with the Prewitt operator the edge P0402: Examines the picture with the different sigma value LoG operator the edge P0403: Examines the picture with the Canny operator the edge P0404: Picture threshold value division P0405: Divides the picture with the water line threshold value law P0406: Carries on to the matrix four forks the tree decomposition P0407: Divides into the writing and the non- writing two categories the picture P0408: The morphology gradient examines two values pictures the edge P0409: The morphology example 鈻♀枴deletes all electricity streamline from the PCB picture, only retains the chip object )

说明：  各种观测矩阵，高斯，伯努利，部分哈德玛，随机，托普利兹，循环，部分傅里叶矩阵(Various observation matrices)

一个简单的Servlat 小程序，希望那个你们喜欢，谢谢大家啦(Servla tServlat Servlat ServlatS ervlat)

本论文描述了一种基于ELECTRE排序的简化方法，使多属性决策更加简便(This paper describes a simplified approach based on ELECTRE sort, easier to make multi-attribute decision)

接收端对有干扰污染后的信号进行对应解码，并计算误码率； 将输出仍然排列为n列的矩阵，计算监督矩阵H，用编码矩阵和监督矩阵相乘判断是否有误码，并根据错误图案纠正误码(The receiving end of pollution have interference signals corresponding to decoding, and calculate the bit error rate the output is still ranked as the n column matrix, computing the supervision matrix H, with matrix encoding and monitoring to determine whether matrices have error, and in accordance with error patterns to correct error)

自己编写的关于连通域编辑的MATLAB程序。(I have written on the connected domain editing MATLAB.)

该例程是基于人耳掩蔽效应的语音增强算法的MATLAB实现。压缩包中附带参考文献（基于人耳掩蔽效应的谱减算法的研究与实现）、测试所使用的音频信号、以及段信噪比计算函数。源代码中MaskingSub.m（源代码主要部分）及Main.m为本人所写，其余均来自程序员联合开发网。运行环境MATLAB R2009b(Key words:masking property, spectral subtraction algorithm)

对正弦信号进行简单的频谱分析，变换采样频率和信号持续时间(A simple sinusoidal signal spectrum analysis, changing the sampling frequency and signal duration)