matlab_speech_inhancement

包含图像的边缘检测案例及代码，适用于图形图像领域初学者学习(Case of image edge detection and code, suitable for beginners learning image field)

不同滚降系数条件下余弦滚降时域波形的比较。(Different roll-off factor conditions Cosine waveform comparison.)

研究了利用混沌相变进行弱信号检测的理论及仿真试验( 对基于)振子初值敏感性检测弱信号的方法分 析后指出，过渡过程会影响检测性能，提出一种改进的弱信号检测方法( 对仿真输入噪声生成和仿真步长选择进行 研究后建立了仿真模型，在典型噪声背景下检测弱正弦信号( 实验结(Studied the use of chaotic phase transitions for weak signal detection theory and simulation test (based on) the sensitivity of oscillator initial value method of weak signal detection analysis pointed out that the transition process will affect the detection performance, an improved method of weak signal detection ( on the simulation input noise generation and simulation step size selection study established a simulation model, in a typical background noise detection of weak sinusoidal signal (experimental colorectal)

This program basically count every character that is in a text. The program opens de text an reads it, stores data in a matrix and count characters that are in Ascii code and writes the results in a new text file

可以用来进行股市预测的matlab代码，直接模仿就可以用了(Can be used for stock market prediction matlab code, you can use a direct imitation)

this small file used for counting of exterima

谱分析子空间MUSIC算法的实现以及MUSIC与直接估计的比较(Spectral analysis of subspace MUSIC MUSIC algorithm implementation and comparison with direct estimates)

SEPIC converter in MATLAB

多变量的优化问题的遗传算法，该算法具有通用性只需改变变量的区间和适应度函数即可。(multi-parameter optimization. you can change the areas of the parameters and the fitness function)

语音信号预处理方法，希望对各位有所帮助，欢饮查看！(Voice pretreatment)