Sift2

Converts rgb bitmap to grayscale

OFDM信道估计的几种方法的仿真，包括最小二乘(LS)法、最小均方误差(MMSE)法、线性最小均方误差(LMMSE)法以及奇异值（SVD）分解法等，毕设资料，非常珍贵(several OFDM channel estimation methods,which contains the least-squares (LS), the minimum mean square error (MMSE), the linear minimum mean square error (LMMSE) and the singular value decomposition (SVD))

其中包括颜色矩特征提取，四层小波特征提取以及kmeans聚类算法，Matlab编程实现，希望对学习有帮助(Including the extraction of color moment feature, the four layer wavelet feature extraction and kmeans clustering algorithm, Matlab programming, and they hope to help with learning)

基于matlab编程，航速最优求解荣格库塔，自己博士论文里的程序，相互学习(Sailing, the ship ran aground or define rich depth of Speed ​ ​ Vessel wind, own doctoral thesis code)

基于matlab语音端点检测双门限法程序代码(Based on matlab voice endpoint detection threshold method code)

关于matlab的一篇很有用的文章，数学建模学习的必备啊！(on Matlab a very useful article, the study mathematical modeling required ah!)

很经典的L1范数算法，可以用于对优化算法的改进，有效加快运算速度和优化精度！(Classic L1 norm algorithm, the optimization algorithm can be used effectively to accelerate the speed of operation, and optimization precision!)

基于matlab的ocr，它能识别图像中的字符，显示(ocr based on matlab)

认知无线电，频谱感知法 基于OFDM信号的能量频谱感知算法仿真代码(Cognitive radio, spectrum sensing method is based on OFDM signals)

说明：  MPC模型建立的代码，可直接运行，已修改(The code established by MPC model, which can be run directly, has been modified)