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This is a steganography program using least significant bis to hide image in other image program

nl算法是一个十分好的图像去噪的算法，算法比较容易实现，适合于图像处理方面入门的人学习使用(nl algorithm is a very good image denoising algorithm, the algorithm is relatively easy to implement, suitable for image processing aspects of the entry of people learning to use)

intrioduction to power electronics

an implementation of best fit in matlab

一个计算齿轮过渡曲线的MATLAB程序，对初学齿轮的朋友非常有用(Calculation of the transition curve of a gear MATLAB procedures, useful for beginners gear Friends)

example of a istant messaging chat

Bairstow Method for solving polynomials

病态方程组的数值解法，Guass，Jacobi，SOR iteration，conjugate gradient method(numerical solution of ill-conditioned system of equations，Guass，Jacobi，SOR iteration，conjugate gradient method )

MIMO-OFDM的matlab程序，包括接收和发送部分，采取了简化的信道模型。(the matlab program code for MIMO-OFDM, including the transmission and receiving model.it adopts a simple channel model)

circle fitting to find damping