QuadraticQuadElementStiffness

详细分析了LDPC码的解码过程，解码方法和解码步骤(Detailed analysis of the LDPC code decoding process, decoding method and decoding steps)

source code of channel capacity

常用跳频，扩频信号的调制与解调，主要用于通信及数字信号处理领域(Commonly used frequency hopping, spread spectrum modulation and demodulation of the signal, mainly used in the field of communications and digital signal processing)

matlab编写的图像处理GUI小程序，实现（1）对一幅暗RGB图像的直方图均衡，（2）并分别在R、G、B通道进行直方图均衡，RGB三个分量可通过滑块调节，（3）用HSI模型增强图像。附有具体的文档说明。(MATLAB image processing GUI program, to achieve (1) to a pair of dark RGB image histogram equalization, (2) and in the R, G and B channels of histogram equalization, the RGB three components can be by adjusting the slider, (3) the HSI color model was used to enhanced image. With a detailed documentation)

IMAGE SOURCE CODING & DECODING In This code The Coding Technique Used Is Huffman Coding Data Input Is A Gray Image The Symbols Are The Intensity Levels Of The Pixels (256 Intensity)

说明：  BCT,Brain connectivity Toolbox工具箱，内含demo以及各种网络属性和功能网络的相关代码。(BCT, brain connectivity toolbox, contains demo and related codes of various network properties and functions.)

说明：  该软件和代码实现的功能是对图象的加密和解密,运行环境是Xp+matlab,代码中有说明,很容易看明白.(the software code and the functions of the image of encryption and decryption, the environment is Xp Matlab, the code is described, it is easy to see to understand.)

解析wrf数据，并转化为格点数据,并可以定位任意时次的数据(convert wrf data to grid data)

用于谐波小波分析的程序，可以用于故障诊断，奇异点提取。(Program for harmonic wavelet analysis, can be used for fault diagnosis singular points.)

HERE I HAD ATTACHED THE CODES FOR COMPRESSION