fir_com

快速傅立叶变换（时域抽取基二fft）matlab程序源码(Fast Fourier Transform (time-domain samples di fft) matlab program source code)

说明：  迪杰斯特拉和克鲁斯卡尔算法的Matlab实现。包含dijkstra.m和Kruskal.m文件，可用matlab直接打开，添加到运行路径后即可；或者用文本打开，复制代码。(Realization of Dijster Straw Algorithms in MATLAB)

calculate best n and sigma

时频分析工具包。包含短时傅里叶变化，vd分解等多种时频分析工具。内有详细帮助可供参考。(Time-frequency analysis tool kit. Include short-time Fourier changes, vd decomposition and other time-frequency analysis tools. There are detailed help for reference.)

自己编写的图像增强程序，提供MATLAB的源码下载和实例，适合初学者进行学习。(I have written image enhancement procedures, and provide examples of MATLAB source code download, suitable for beginners to learn.)

基于2-D DFT-DWT的小波变换，绝对可以执行，只需要按程序的更改相应图片名字即可(2-D DFT-DWT of the image edge extraction procedure )

关于GPS的MATLAB源程序，经运行验证，算法简单，结果有效。(MATLAB source code on the GPS, verified by running the algorithm is simple, and effective.)

自适应波形匹配延拓的matlab代码和平行极值延拓的matlab代码。(Adaptive waveform matching extension of matlab code and matlab code parallel extension.)

Facilitates keyboard input by abstracting details about inputparsing, conversions, and exception handling.

使用matlab对qpsk调制进行仿真，得到在高斯白噪声信道和瑞利信道的误码率以及解调后的星座图 (matlab qpsk)