feature_extraction

语音的预加重和去加重，进行语音的前期处理，减少噪声。(Voice of the pre-emphasis and de-emphasis, voice of the pre-processing to reduce noise.)

optimization methods and algortihms

this code of matlab..and this is done by me...in guru ghasif

GSM中GMSK调制信号的产生，一个很有用的程序，包括最后计算压缩图像的峰值信噪比和压缩效果的源码。( GSM is GMSK modulation signal generation, A very useful program, Including the final calculation of the compressed image peak signal to noise ratio and compression of the source.)

MALAB写的，分支定界法求解纯整数或混合的整数规划问题。(Written MALAB, branch and bound method to solve pure integer or mixed integer programming problem.)

（1）采用AIC和MDL准则估计信号源个数； （2）根据（1）中信源个数画出相应的MUSIC频率估计谱线。 ((1) using the AIC and MDL sources estimate the number of criteria (2) according to (1) the number of sources of CITIC MUSIC draw the corresponding frequency spectrum estimation.)

程序是通过最速下降法寻找三阶二维的目标函数的局布极值点。(Program is through the steepest descent method to find the objective function of the third-order two-dimensional local extremum point.)

关于模式识别中运用到的模糊分类方法及分类器设计，是很好的参考程序。(About ISODATA algorithm Matlab language)

使用matlab写的类似windows的扫雷游戏，个人认为是目前最好的版本了 很推荐很赞(Writing a similar use of matlab' s mine windows games, personally think that is the best version of a very Zan Recommend)

基基于牛顿拉夫逊法的电力系统潮流计算matlab程序(Kiki in the Newton Raphson power flow calculation of power system matlab program)