factor_analysis

自适应谱线增强问题，计算两个输入信号序列的自相关函数，选择合适的步长，以实现输出信号谱线的增强(Adaptive line enhancement problem, the calculation of two input signal sequence auto-correlation function, select the appropriate step in order to achieve enhanced output signal spectrum)

LDPC码的编译码算法，matlab代码(matlab code for LDPC encoder and decoders)

说明：  Matlab数值微分的程序，包含下面所列多种微分算法。 MidPoint 中点公式求取导数 ThreePoint 三点法求函数的导数 FivePoint 五点法求函数的导数 DiffBSample 三次样条法求函数的导数 SmartDF 自适应法求函数的导数 CISimpson 辛普森数值微分法法求函数的导数(Matlab numerical differentiation procedure, including a variety of differential algorithm listed below. MidPoint the mid-point derivative formula to strike a three-point method ThreePoint derivative function for a five-point method FivePoint function derivative DiffBSample cubic spline function method of derivative adaptive method SmartDF derivative function CISimpson Simpson numerical differentiation Method derivative function)

这是我们参加2011年全国大学生数学建模大赛，做A题的论文和matlab程序，当年获得国奖。 利用此程序可以进行污染源位置反演计算，以及其他类似服从高斯扩散模型的源项反演。 计算量小，简单易懂。(Detect of Pollution source in city.2011 China Undergraduate Mathematical Contest in modeling Q_A.)

数据分析各种算法程序合集,数据处理与分析成绩是我再工作学习中用到的，今天共享(used for data analysis )

说明：  EA名称：套利精灵 EA类型：对冲套利 一、功能介绍 本EA遵行顺大势，逆小势策略入场交易； 二、核心优势 多货币套利，对冲风险获取盈利，每月有一次机会单局最大利润达到30% 三、注意事项 （1）如适用周期：该EA只须在欧美一分钟图表上，就能运行多对货币。 （2）资金要求：建议3000美金，最少入金不少于1000美金 （3）时间段：全时段，正常情况无需人工干预，在盈利的情况下，可视情况自行平仓;(EA Name: Arbitrage Elf EA Type: Hedging Arbitrage I. Introduction of Functions This EA follows the general trend and counter-minor strategy to enter the market. II. Core Advantages Multi-currency arbitrage, hedging risk for profit, once a month, the maximum profit of a single board reached 30%. Notes (1) If applicable: the EA can run multiple pairs of currencies only on a one-minute chart in Europe and the United States. (2) Capital requirements: Recommend $3000, at least $1000 (3) Time period: Full-time period, normal conditions without manual intervention, in the case of profit, according to the circumstances of self-liquidation;)

一个完整的基于LMS和RLS改进算法的语音增强MATLAB程序，包括了输入输出序列和读取数据，自适应增强算法的程序(Based on a complete LMS and RLS algorithms to improve speech enhancement MATLAB procedures, including the input and output sequences and read data, adaptive enhancement algorithm procedure)

基于DFT的瞬时测频算法，及插值算法，最后由图形表示测频结果。(Based on the Instantaneous Frequency Measurement DFT algorithm, and the interpolation algorithm, and finally by the graphical representation of frequency measurement results.)

详细介绍了matalb2009a与vs2008交叉编程的过程，亲自试验过的，保证有效。(Matalb2009a described in detail the process of programming and cross-vs2008, personally tested, and guaranteed effective.)

pca故障检测可用于TE过程数据故障检测(pca fault detection Pca fault detection can be used for TE process data fault detection)