xiaobotongyonghanshu

matlab codes for digital audio procces

利用灰色模型预测人口生育率、死亡率，绘制上海市人口年龄树。内附详细预测步骤说明文档。(Predict fertility and mortility Using grey model and plot Age Tree.)

一个基于空时分组编码的MIMO_OFDM通信系统的仿真设计。此系统包括QPSK调制解调，IFFT调制，空时编解码，基于训 练符号的信道估计等通信模块。(A space-time block coding based on the MIMO_OFDM communication system simulation design. This system consists of QPSK modulation and demodulation, IFFT modulation, space-time coding and decoding, based on training symbols such as communication channel estimation module.)

用于绘制混沌图形的henon程序，其中有著名的罗伦兹图(Chaos for graphics rendering henon procedures, including the famous Lorenz map)

小波变换在信号处理中的应用，应用db5小波对例子信号进行7层分解(Wavelet transform in signal processing applications, application db5 example wavelet decomposition of signal layer 7)

说明：  文档中集成了数据挖掘最常用的几种算法的Matlab源码,其中包括了Kmeans,KNN等算法的源码，希望能对大家有所帮助。(Document incorporates the most commonly used data mining algorithms for the Matlab source code, including Kmeans, KNN algorithms in source code, hoping to help.)

Wavelet Subband coding for speaker recognition The fn will calculated subband energes as given in the att tech paper of ruhi sarikaya and others. the fn also calculates the DCT part. using this fn and other algo for pattern classification(VQ,GMM) speaker identification could be achived. the progress in extraction is also indicated by progress bar.(Wavelet Subband coding for speaker recognitionThe fn will calculated subband energes as given in the att tech paper of ruhi sarikaya and others. The fn also calculates the DCT part. Using this fn and other algo for pattern classification (VQ, GMM) speaker identification could be achived. the progress in extraction is also indicated by progress bar.)

完成NOMA仿真分析，通过仿真确定自己的优化变量，进行性能分析(Completion of NOMA simulation analysis)

TP simulation of inverter

用matlab写的有限元程序，经典中的经典！！！！谢谢！(Matlab write the finite element program, the classic of classics! ! ! ! Thank you!)