fft

共有5个程序，分别是从文件提取散点画球（椭球），散点画压力云图，散点画散点位置及速度分布图，散点画密度分布图，以及从数据文件中提取特定散点的程序，这是一套程序，可对大量散点数据进行处理。(There are five programs, which are extracted from the file powder stippling ball (ellipsoid), scattered cloud pressure stipple, stipple scatter scattered distribution of position and velocity, bulk density stipple maps and data files extracted from the scatter-specific procedures This is a process, a large number of discrete data can be processed.)

％直接型到并联型的转换 ％ ％[C,B,A]=dir2par(b,a) ％C为当b的长度大于a时的多项式部分 ％B为包含各bk的K乘2维实系数矩阵 ％A为包含各ak的K乘3维实系数矩阵 ％b为直接型分子多项式系数 ％a为直接型分母多项式系数 ％ ( Directly to the shunt-type conversion [C, B, A] = dir2par (b, a) C for when the b is greater than the length of a polynomial when part of B to include the bk of the K x 2 Victoria real coefficient matrix A contains the ak for the K x 3-dimensional real coefficient matrix b-type elements for direct polynomial coefficients a direct-type denominator polynomial coefficients)

to calculate cost of stand-alone system

prony信号处理识别低频振荡模式提取特征根阻尼比(Prony signal processing to identify low-frequency oscillation modes extracted eigenvalue damping ratio)

说明：  Solves coal gasification problem in matlab

LDPC的分层NMS算法的matlab仿真程序，包含编码程序、译码程序以及画误码率图程序(NMS layered LDPC algorithm matlab simulation program, including coding procedures, as well as painting BER decoding process diagram program)

word 版本的MATLAB教材，针对7.0，包含有7部分，讲述了MATLAB的基本内容。(word version of the MATLAB materials for 7.0, contains seven parts, describes the basic content of MATLAB.)

调频广播中，为了提高音频高频率端的信噪比，在发射端进行的预加重处理。(FM radio, in order to improve the high frequency end of the audio signal to noise ratio, performed at the transmitter pre-emphasis.)

SIMULATION KEYBOARD INPUT

这个文档是关于基于DCT数字水印算法的Matlab实现,里面详细介绍了它的原理及相应的算法(This document is about digital watermarking algorithm based on Matlab DCT implementation, which introduces the principle and its corresponding algorithm)