cf901GroupA-VaR

这是IS-95前向链路系统的MATLAB仿真程序及注释。包括用S-FUNCTION方式编写的M文件。共有10个M文件和一个MATLAB程序DOC文件，包括扩频调制、匹配滤波、RAKE接受等相关通信模块的代码，仿真环境为加性高斯白噪声信道。(This is the IS-95 forward link system, MATLAB simulation program and comments. Including the use of S-FUNCTION approach to the preparation of the M file. A total of 10 M DOC file and a MATLAB program files, including spread spectrum modulation, matched filter, RAKE receiving the code and other related communication module, the simulation environment for the additive white Gaussian noise channel. )

灰度图转换，可以把彩色图片转换为灰度图片。并进行计算(Grayscale conversion, color images can be converted to gray-scale image. And calculated)

this is an ebook about neural network

说明：  用subplot分别在不同的坐标系下作出下列四条曲线，为每幅图形加上标题(subplot were used in different coordinate system to the following four curves for each piece of the title with graphics)

说明：  基于matlab的电路仿真，计算电阻－电容电路的电压和电流振荡(Matlab-based circuit simulation, calculating resistor- capacitor circuit voltage and current oscillation)

说明：  9节点PQ算法9节点PQ算法9节点PQ算法9节点PQ算法(nine bus)

pagerank的一个简单改进，用来识别核心节点。(A simple improvement of PageRank is used to identify core nodes.)

说明：  Chebyshev 用切比雪夫多项式逼近已知函数 Legendre 用勒让德多项式逼近已知函数 Pade 用帕德形式的有理分式逼近已知函数 lmz 用列梅兹算法确定函数的最佳一致逼近多项式 ZJPF 求已知函数的最佳平方逼近多项式 FZZ 用傅立叶级数逼近已知的连续周期函数 DFF 离散周期数据点的傅立叶逼近 SmartBJ 用自适应分段线性法逼近已知函数 SmartBJ 用自适应样条逼近（第一类）已知函数 multifit 离散试验数据点的多项式曲线拟合 LZXEC 离散试验数据点的线性最小二乘拟合 ZJZXEC 离散试验数据点的正交多项式最小二乘拟合 (Interpolation function)

matlab实现在端元已知时fuzzy c-means 算法混合像元分解，并根据测试点进行精度评定(matla code of FCM for mixed pixels unmixing)

Matlab and c code to compute fast normalized correlation coefficient.