DEM

说明：  高斯消去法 用列主元求解AX=b 数值计算实习 例子(Gaussian elimination)

说明：  实现了中继解码转发的链路级仿真，结果主要为误比特率以及误块率。(Realized the relay decoding forward link-level simulation results for the bit error rate and the main error block rate.)

easyui base and so on , parse and so on.

这是根据点拟合圆和直线的matlab程序，比较简单实用(This is the basis of points won and a straight line fitting the matlab procedure is relatively simple and practical)

Ejemplo de clasificacion de caracterisiticas utilizando inteligencia de particulas y red multicuadratica

提供了一种inverse gaussian分布定参的程序（程序中离散单位长度为1），R^2是统计量相关系数考虑了未知量的个数和拟合的精度。(Provided an inverse gaussian distribution of a given parameter of the program (in discrete units of length 1), R ^ 2 is a statistic correlation coefficient considering the number of unknowns and fitting accuracy.)

说明：  《数字通信（第四版）》答案 《数字通信》(第4版)是数字通信领域的一本经典教材,通过对概率论及随机过程的复习,详细介绍了数字和模拟信源编码、数字调制信号和窄带信号与系统的特征、加性高斯白噪声中数字通信的调制和最佳调制与检测方法、基于最大似然准则的载波相位估计和定时同步的方法、不同信道模型的信道容量及随机编码、带限信道的信号设计、受到符号间干扰恶化信号的解调与检测问题、自适应信道均衡、多信道与多载波调制、扩展频谱信号和系统、衰落信道上的数字通信。(The solution of "Digital communication" " Digital communication" (4th edition) is a digital communications of a classic textbook in the field, through the review process, the probability of randomly addressed, details of the digital and analog source coding, digital modulation signal and the narrowband signal and system characteristics, additive white Gaussian noise in digital communication modulation and the best modulation and detection methods, based on maximum likelihood criterion of carrier phase estimation and time synchronization method, different channel model of channel capacity and random coding, band-limited channel signal design by ISI worse signal demodulation and detection, adaptive channel equalization, multi-channel and multi-carrier modulation, spread spectrum signals and systems, fading channel digital communications.)

此工具箱是英国设菲尔德（Sheffield）大学编写的MATLAB遗传算法工具箱，是使用的最广泛的遗传工具箱之一。在《MATLAB 遗传算法工具箱及应用》作　者：雷英杰 出版社：西安电子科技大学出版社 这本书中重点介绍了此工具箱。( Sheffield genetic matlab toolbox)

speech Stft pitch detection

说明：  golden code 一种先进的编码方法 性能优越 复杂度低(golden code, an advanced coding method superior performance, low complexity)