map4to8and8to4

说明：  介绍求解TSP 问题的蚁群算法，是解决旅行售货员问题的一种比较好的方法(Introduced to solve the ant colony algorithm for TSP problem is to solve the traveling salesman problem of a better way to)

Calculate fundamental frequency

基于张量的一个工具箱，用来提取点和线的张量(A toolbox based on tensor, which is used to extract tensor of points and lines)

发动机系统仿真，matlab/simulink 系统仿真和运算，可以根据油门估算出扭矩(Engine system simulation, matlab/simulink simulation and computing systems, torque can be estimated based on throttle)

用于时频分析算法，数值分析的EULER法，LCMV优化设计阵列处理信号，用于建立主成分分析模型，主同步信号PSS在时域上的相关仿真，基于chebyshev的水声信号分析。 ( For time-frequency analysis algorithm, EULER numerical analysis method, LCMV optimization design array signal processing, Principal component analysis model for establishing, PSS primary synchronization signal in the time domain simulation related, Based chebyshev underwater acoustic signal analysis. )

帮助实现N阶自适应滤波器的滤波原理，通过读入一组信号并对其进行去噪的处理，通过频谱图看出其良好的滤波效果从而发现N阶自适应滤波器的优点(N-order adaptive filter to help achieve the principle of filtering, by reading into a signal and its de-noising processing, through the spectrum to see their good filtering effect to discover the advantages of adaptive filter of order N)

Image water marking using DWT with 3-levl decomposition

This package enables Gaussian process prediction with very large sample sizes with a much smaller computational burden than many existing methods.

读取HDF格式数据的小程序，matlab语言编写(Read HDF data format small program, matlab language)

用于提取sift特征，准确地说是提取dsift 特征，即密集采样的sift特征(it is used to extract dsift feature ,sdfasdfjlkajsdlkfjlkasjdf)