FastICA_25

用于文本语义分析的潜在语义分析算法LSA(Latent Semantic Analysis)，包含详细的函数说明，原理分析及数据。相比原来版本的LSA，增加了文件demo.m以增加可视化效果，更有利于读者使用。(-Semantic Analysis for Text of Latent Semantic Analysis Algorithm LSA (Latent Semantic Analysis), contains a detailed description, principles of function analysis and data. Run demo.m can see the visualization effect.)

说明：  灰色关联度矩阵模型MATLAB源代码，亲测可用。(Gray correlation matrix model MATLAB source code, pro-test available.)

l1_ls 是一个目前最好的求解稀疏矩阵方程解的算法之一，这是作者发布的最新 MATLAB 源代码。(l1_ls: A Matlab solver for l1-regularized least squares problems. BETA version, May 10 2008 COPYRIGHT (c) 2007 Kwangmoo Koh, Seung-Jean Kim and Stephen Boyd. Permission to use, copy, modify, and distribute this software for any purpose without fee is hereby granted, provided that this entire notice is included in all copies of any software which is or includes a copy or modification of this software and in all copies of the supporting documentation for such software. This software is being provided "as is", without any express or implied warranty. In particular, the authors do not make any representation or warranty of any kind concerning the merchantability of this software or its fitness for any particular purpose. )

fisher分类法的matlab实现，包含训练与测试部分。(fisher classification matlab implementation, including training and testing parts.)

一种用于非线性降维的流形学习算法，主要是先考虑用每一点处的局部切空间表示该点处的几何特征，然后都局部切空间进行排列(A manifold learning algorithm for nonlinear dimension reduction, mainly consider to use every bit of the local tangent space representation of geometric feature at that point, then the local tangent space alignment )

2FSK通信系统性能分析与仿真 绘出无信道编码情况下的2fsk系统误码率－信噪比曲线图，进行比较分析。 2.绘出有信道编码情况下的2fsk系统误码率－信噪比曲线图，进行比较分析。 3.编写M文件,依次改变信噪比,得到在特定信噪比下的误码率，绘出误码率－信噪比曲线图，进行比较分析。 (Analysis and Simulation of 2FSK communication system performance)

包括主成分分析、因子分析、贝叶斯分析，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，是机器学习的例程，基于chebyshev的水声信号分析，在MATLAB中求图像纹理特征，阐述了负荷预测的应用研究,是学习PCA特征提取的很好的学习资料，使用混沌与分形分析的例程。( Including principal component analysis, factor analysis, Bayesian analysis, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Machine learning routines, Based chebyshev underwater acoustic signal analysis, In the MATLAB image texture feature, It describes the application of load forecasting, Is a good learning materials to learn PCA feature extraction, Use Chaos and fractal analysis routines.)

利用百度定位，可以对你的当前地理位置进行定位，代码易懂，适合观看学习(Use Baidu location, you can locate your current location, code to understand for viewing learning)

lssvm用于时间序列预测的matlab程序(LSSVM for time series prediction)

snake function used to determine edge in medical images