Practice

本实验要求基于声卡与MATLAB实现音频信号频谱分析仪的设计原理与实现，功能包括： （1）音频信号输入，从声卡输入、从WAV文件输入、从标准信号发生器 输入。 （2）信号波形分析，包括幅值、频率、周期、相位的估计，以及统计量 峰值、均值、均方值和方差的计算。 （3）信号频谱分析，频率、周期的估计，图形显示幅值谱、相位谱、实 频谱、虚频谱和功率谱的曲线。(This experiment requires the design principle and implementation of audio signal spectrum analyzer based on sound card and MATLAB. Its functions include: (1) input of audio signal, input from sound card, input from WAV file, and from standard signal generator. Input. (2) signal waveform analysis, including amplitude, frequency, period, phase estimation, and statistics. Calculation of peak value, mean value, mean square value and variance. (3) signal frequency spectrum analysis, frequency, cycle estimation, graphic display amplitude spectrum, phase spectrum, real The curves of spectrum, virtual spectrum and power spectrum.)

说明：  本文件为哈尔斯鹰(HHO)相关资料。内含HHO代码，文献以及一个简短的原理介绍(This document is related to the Halls Hawk (HHO). Contains HHO code, literature and a brief introduction to the principles)

说明：  此为对粒子群算法的改进，采用高斯混沌变异，效果优于原算法(This is an improvement on the particle swarm algorithm. It uses Gaussian chaos mutation, which is better than the original algorithm)

说明：  连续波信号的模糊函数MATLAB代码，可直接运行。(The Fuzzy Function MATLAB code of CW signal can run directly.)

matlab codings on continous stirred tank reactor(cstr)

基于阵列的信号增强算法，利用多个阵元接收信号进行相关计算，输出纯净语音信号。(Array-based signal enhancement algorithm)

说明：  不错的android录音代码，适合初学者学习参考(Android recording code is good)

Cool Clock Control,You can enjoy it!

又一个美观简洁实用的JS在线客服特效代码，可折叠、可收缩，可随滚动条滚动。默认状态下隐藏在浏览器左侧，鼠标滑过时才显示出来。

魔力宝贝私服可以辅助软件，功能强大，破解免费版。(Free Cracking Software Green Plug-in-Free)