erfenfa

本上传是在matlab环境下实现图像的基于DCT的JPEG压缩，上传内容包括主程序、子函数和实验原理pdf。可供朋友学习与参考。(This upload is in the matlab environment to achieve the image DCT-based JPEG compression, upload content, including the main program, subroutine and experimental principles of pdf. For friends to study and reference.)

free matlab book tutorial

本程序是自己写的，经过验证的，瑞利衰落信道下的BPSK信号仿真(This program is written in their own, after verification, simulation of BPSK signals in Rayleigh fading channels)

phase locked loop simulink file to generate positive sequence current

画ROC曲线,并求取相应的pf,pd值，求AUC值的matlab代码(Draw the ROC curve, and solve the PD, PF values)

ITD法模态识别，基于自由振动曲线进行的模态识别(modal analysis)

These scripts demonstrate techniques used to generate test data and write those data to external data files.

说明：  程序mtlab中的代码-地震波反应谱与时程波相互转换(Interconversion between seismic response spectrum and time-history wave)

g.722 code for speech compression

模型，对于利用matlab做反演研究的人来说非常方便，包含纵横波速度，密度(Model, for use matlab to do inversion is very convenient for people, including the shear wave velocity, density)