nihequxian

包络曲线的求法 matlab中的一种求上下包络的算法，特别经典的两种算法(Envelope curve for France matlab down in one envelope seeking algorithms, especially the classic two algorithms)

运用谱减法，对语音信号进行去噪处理并比较处理前后的信噪比(Using spectral subtraction to denoise the speech signal and compare the signal to noise ratio before and after processing)

运动目标跟踪和检测程序，已经调试完成可以放心使用，性能较好，适用范围广。(The movement target tracking and the examination procedure, good performance.)

Iterative Watershed Segmentation (IWS) This code is free of charges and it can be used for demonstration and evaluation purposes only. It is not allowed to use this code in any commercial purpose. The author s approval must be requested for any modification of the initial code as it is presented in the zip file available to download. The following point called "Copyright text" must always appear verbatim in the source codes and the license text. There is no warranty about the results obtained using this code. This is a free code, so you use it at your own risks.(Watershed Segmentation (IWS) T his code is free of charges and it can be used for d emonstration and evaluation purposes only. It is not allowed to use this code in any commercial purpose. The author's approval must be requeste d for any modification of the initial code as it i 's presented in the zip file available to downloa d. The following point called "Copyright text" must always appear verbatim in the source codes and the license text. There is no warranty about the results obtained using this code. This is a f ree code, so you use it at your own risks.)

This code implements a variety of ways to solve sparse constraint solution

实用的小波包分析程序，用于信号的等频段分解。(very usefull wavepack code, for signal decomposition with equal frequency band.)

关于高斯塞德尔和雅可比矩阵以及牛顿拉佛逊法的详细例子,主要是采用matlb中的语言编写的(Sise and Bender on the high Jacobian matrix and the Newton Raphson method Laffer detailed examples, mainly used in languages matlb)

详细系统的介绍了卡尔曼滤波的原理，应用以及开发。(Details systematic introduction of the Kalman filter theory, application and development.)

This is a simple example in Matlab where a array is introduced

求解出一段语音的短时平均幅度差函数AMDF,并绘制其波形图。(A speech to solve the short-term average range difference AMDF function, and draw the waveform figure.)