matlab6.5learning-material

应用matlab编写的最炫民族风的音乐旋律(Application Matlab prepared and most unusual national wind music melody)

根据查找边缘发二值化图像，确定图形质心的位置。(According Find Edges hair binary image, to determine the location of the centroid graphics.)

说明：  DCDC全桥斩波的电路仿真，使用传统的PID算法(DCDC full bridge chopper circuit simulation, using the traditional PID algorithm)

使用abc坐标系统转换为dq0坐标系统元件实现abc坐标系统转换为dq0坐标系统。(This block performs the abcto dq0 transformation on a set of three-phase signals.)

该程序，完成Matlab对音频信号的低通处理仿真。有前后频谱图对比！(The program, the completion of the Matlab simulation low pass processing on the audio signal. Before and after the spectrum in Fig contrast!)

均匀介质二维声波数值模拟，采用clayton-engquist 1阶边界条件。有公式及参考文献。带有速度模型以及雷克子波函数，解压后直接运行就可以(2D acoustic numerical simulation of a homogeneous medium, using the clayton-engquist 1-order boundary conditions. Formulas and references. With the velocity model and the the Ricker wave function, and can run directly after decompression)

基于XILINX CFR 完整　MATLAB　产生各种带宽下的LTE　CFR　系数(XILINX CFR LTE CFR PARMAETER MATLAB)

一种时频变换方法—伪Margenau-Hil分布，用于信号时频分析。(Of a time-frequency transformation method- Pseudo Margenau-Hil distribution for signal time-frequency analysis.)

功能简单，实现了加减乘除，取余等简单功能。适合初学者使用。(Features simple addition and subtraction multiplication and division achieved, take over other simple functions. Suitable for beginners.)

主要介绍基于dct的数字音频水印，以及水印的嵌入和水印的提取(Introduced digital audio watermarking based on dct, and the watermark embedding and watermark extraction)