c4_qamdemo

speech recognition matlab code

已知地震加速度记录，可以用来求速度的时间历程。(Known seismic acceleration records can be used to time history and speed.)

OFDM系统的简单代码，便于初学者理解，设置了N=128个信道，传送1,0的随机数，并加入fading和AWGN noise(OFDM system simple codes, for beginners to be understood that the channel 128 is provided, fading and AWGN noise added)

说明：  一本关于蚁群算法的书籍,可以帮助初学蚁群算法的人提供思路(book on the ant colony algorithm)

simlink 实现 光伏电池 MPPT局部阴影模型，非常好的仿真模型。(SIMLINK realizes partial shadow model of photovoltaic cell MPPT, very good simulation model.)

利用分步傅里叶法求解光纤中脉冲传输的非线性薛定谔方程。(Solves the NLS equation with the split-step method.)

一个利用matlab和fluent进行阀体流场联合仿真的例子，采用动网格方法。(For example, a co-simulation of the flow field of the body using matlab and fluent moving grid method.)

离散余弦变换dct算法详细讲解，并在matlab上进行图像稀疏分解与重建的图像处理仿真。(Discrete cosine transform DCT algorithm is explained in detail, and the simulation of image sparse decomposition and reconstruction of image processing in matlab.)

交流永磁同步电机矢量控制模型，仿真效果好，可供学习电机的同行参考。(AC permanent magnet synchronous motor vector control model, simulation results, and for learning motor peer reference.)

A Practical Step by Step Speech Recognition System Good for both beginners and Experts. Codes are discuss too