inandoutofmatlab

语音变速变调matlab程序，包含计算语音周期的函数m文件(Voice shifting tone matlab procedures, including voice-cycle calculation function m-file)

使用高斯-赛德尔迭代法和雅克比迭代法求解线性方程组；使用高斯法和列主元法求解线性方程组。(Using the Gauss - Seidel iterative method, Jacobi iterative method for solving linear equations and using Gauss method and column principal component method to solve linear equations.)

语音信号中用语谱图来直观的表示信号随时间变化的频谱特性。(Speech signal in terms of spectrum to visually represent the signal time-varying spectrum characteristics. )

建筑风工程实测加速度的互功率谱和自功率谱的计算(Building wind engineering measured acceleration crosspower and auto-power spectrum calculation)

Function that calculate the PSNR and WSNR of two imagines

line following robot source code

教授 Andrew Ng 的maching learning 课excise1答案(the answer of the maching learning teaching by Andrew Ng )

Load flow By NR method.

批量处理灰度图像，并能够识别图像质量中心进行截圆处理，同时生成灰度直方图以及各个点的坐标文件(Batch processing grayscale images, the image quality and the ability to identify the center circle cut deal, while generating histogram and the coordinates of each point file)

Security algorithms on WSN are devided on two kinds: symetric and asymetric. AES is one of the rebust os symetric methods. AES is simulated with matalb. Very intersting and very useful.