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matlab环境中可以实现在matlab中录音的功能(matlab luyin)

说明：  商人过河的问题，三个商人各带一个仆人、、、(Merchants across the river mathematical modeling problem is a classic problem)

均衡技术的matlab仿真。包括时域均衡和频域均衡后的信噪比对比(Equalization matlab simulation. Including time domain equalization and frequency domain equalization SNR comparison)

LDA和PCA的一个程序，主要是LDA和PCA，并不是一个完整的工程，仅供大家参考。(LDA and PCA program, mainly LDA and PCA, is not a complete project, only for reference.)

用VC调用Matlab的文章，文章详细介绍了几种方法，并给出了示例(VC call Matlab with the article, the article details several ways, and gives examples of)

关于恶意代码检测和LTE网络，4G的LTE-A网络的外语文章的翻译论文(Foreign-language article about malicious code detection and lte network, lte-a network of 4g)

一个很实用的MATLAB实例教程，50个例子，欢迎下载，嘿嘿！！！！！！！！(A very practical example of the MATLAB tutorial, example 50 are welcome to download,嘿嘿! ! ! ! ! ! ! !)

相位编码脉冲压缩雷达的多普勒补偿偿算法，实现对信号的补充可直接使用。 (Phase-coded pulse compression radar, Doppler compensation compensation algorithm, to supplement the signal can be used directly.)

数字水印源码，基于matlab的，可实现，共同分享。(Digital watermarking source code, based on the matlab can be realized.)

：滤波 fs=400 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=5 时间窗大小 t=0:ts:T (hf1=zeros(1,N) hf1(f<=B1&f>=-B1)=1 y1=hf1.*fftshift(y) figure subplot(211) plot(f,abs(fftshift(y))/N,f,hf1, r-- ) axis([-fs/2,fs/2,0,1.2]) title( 原信号频谱 ) xlabel( f /Hz ) subplot(212) plot(f,abs(y1)/N) title( 低通滤波，截止频率90Hz ) xlabel( f /Hz ))