1001-0548(2013)03-0380-05

三种不同的算法估计，估计均方差与信噪比的关系。(Three different algorithms is estimated that the estimated mean square error and SNR. )

产生一个连续信号，包含低频，中频，高频分量，对其进行采样，进行频谱分析，分别设计三种高通，低通，带通滤波器对信号进行滤波处理，观察滤波后信号的频谱。(generating a continue time singal,which contains low,middle and high frequences,sampling it.analisize its spetrum.Then designing three kind filters are lowpass,highpass,bandpass filters and processing it.Observing its spetrum.)

OTRAGENIA is a program for plotting figure and movie, how a acouscic wave transmitting at the border of two media. It takes parameters of both media and information about transmitting signal.

matlab用于OFDM中的一些比较有用的程序，希望这些程序能帮助各位。(matlab for OFDM in some of the more useful procedures in the hope that these programs can help you.)

利用MATLAB进行主成份分析的实例详解，以及程序介绍(Principal Component Analysis with MATLAB for example explanation, and procedures introduced)

信号处理,进行信号检测与处理，通过设定threshold来进行信号检测的可信度调整(Credibility adjustment signal processing, signal detection and processing, by setting threshold for signal detection)

matlab 遗传算法工具箱函数及应用实例(matlab genetic algorithm toolbox function and application examples)

说明：  在MATLAB环境中，对航海雷达中频信号建模，并完成ＣＡ恒虚警处理。(In the MATLAB environment, on marine radar IF signal modeling, and complete the CA CFAR.)

作为算法实现的应用,对光子晶体光波导的电磁耦合效应进行了数值仿真研究,结果证实:波导耦合区域内不同半径比介质柱所导致的结构变化将造成耦合长度的改变,且其耦合关系曲线具有平稳区与迅变区两类不同特性的变化范围区间。(As the algorithm' s application, on the photonic crystal waveguide for electromagnetic coupling numerical simulation, results show: waveguide coupling region different than the dielectric cylinder radius of the structural changes caused by the coupling length will cause a change, and its coupling curve has a smooth area with the fast-changing area characteristics of two different range interval.)

空时编码仿真源码，从专业网站上搜索的，希望对大家有用(space-time simulation source code, from a professional web site search, I hope it may be useful to)