pca-sift

这是一个关于QPSK的代码编程，有兴趣的读者可以关注一下！！！(QPSK)

说明：  《MATLAB时频分析技术及其应用》书籍中的全部章节源代码，保证完整，保证全部。(The source code of all the chapters in the technology and its applications, &quot books&quot MATLAB frequency analysis, to ensure the integrity, to ensure all.)

数字助听器中多通道响度补偿方法的研究.pdf(Multi-channel digital hearing aid loudness compensation method. Pdf)

在matlab上利用进退法求解的优化算法以及实例(Advance and retreat in matlab using the method of optimization algorithm and example)

计算光子晶体态密度的程序，与文献吻合，只要小的修改就可计算其他结构的态密度(photonic crystal calculation of the density of states procedures, in line with the literature, as long as minor modifications other structures can be calculated density of states)

将ELCentro波的加速度时程转换成速度、位移时程(Converting the acceleration time history of ELCentro wave into velocity and displacement time history)

说明：  用MATLAB语言编程计算半波对称振子场图，电流分布和输入阻抗(Using MATLAB programming language calculated half-wave field in plane symmetric oscillator, current distribution and input impedance)

稀疏表示是压缩感知的基础条件，一篇关于稀疏表示的详细介绍，值得学习。(Sparse representation is a basic condition for compressed sensing, detailed article on sparse representation, it is worth learning.)

应用传递矩阵法求解转子动力学特性，转子临界转速和振型等动力学特性被获得。(The transfer matrix method is studied on rotor dynamics, and the critical speed is obtained)

基于相量测量的输电线路故障测距新算法 关键词：相量测量；线路参数；故障测距(PMU for Transmission Line Fault Location Algorithm Key words: phase measurement line parameters fault location)