GPS_satellite_positions

MATLAB实现图像的SIFT特征提取，并做在不同光照、不同视角下的特征匹配(SIFT MATLAB for image feature extraction, and to do in different lighting, different from the Perspective of feature matching)

谱线增强器的代码，里面包含最陡下降法的实现，是华中科技大学出版的现代数字信号处理课后题3.16的答案，对理解谱线增强器和最陡下降法的实现有很大帮助。(Line enhancer code, which contains the implementation of the steepest descent method, is published by the Huazhong University of Science after-school modern digital signal processing, the answer to question 3.16, to understand the line enhancer and the implementation of the steepest descent of great help .)

这是一本介绍结构分析的有限元法与MATLAB程序设计的书籍，适合研究生使用。(This is to introduce a structural analysis of the finite element method and MATLAB programming books, suitable for graduate students to use.)

基于小波变换的数字水印检测代码，可以将水印分离出来(Based on Wavelet Transform Digital Watermarking detection code, a watermark can be separated)

symbol synchronization in ofdm

说明：  LDPC编码的BP译码算法的matlab程序(Matlab Program of BP Decoding Algorithms for LDPC Coding)

关于matlab的一些很经典的插值算法 特别对做数值计算及曲线拟合很有用(matlab)

偏微分方程组的求解，使用偏微分代码直接求解。(Solving partial differential equations, using partial differential code directly solved.)

这个小程序能够实现字体的滚动效果，非常有用，肯定能够帮助一些人。(This small program can be achieved fonts rolling effect, very useful and can certainly help some people.)

it s a code for frequency hopping