DCT_Qutization_watermarking

matlab有限元分析程序,适合简单的有限元分析，对大型矩阵采用稀疏矩阵存储方式(matlab finite element analysis program)

example simulation s of analysis of electrical machinery and drive systems - Pual C. Krause - Ex3

分布式电源输出电力通过逆变单元实现并网，系统运行过程中对分布式电源实施有效控制策略(Distributed power output power through the inverter unit to achieve grid, In the process of system operation, the effective control strategy is directly )

说明：  Algoritmo genético en matlab

说明：  利用Matlab中的Simulink工具箱仿真。给定三相电源 ，相电压有效值100V。设计一个子系统，利用三相电源给三相全控桥提供一组逻辑触发信号， °（不使用脉冲发生器）。(Using the Simulink toolbox in Matlab simulation. Given three-phase power, RMS voltage of 100V. The design of a subsystem, the use of three-phase power to three-phase full-bridge control logic provides a set of trigger signals, ° (do not use pulse generator).)

语音基本间隙检测算法，voice activity detection(basic voice Gap Detection Algorithm, voice activity detection)

数字图像处理及MATLAB实现ppt，对本书全面、扼要介绍。(Digital image processing and MATLAB ppt, comprehensive book briefly.)

傅科摆的matlab模拟程序，有考虑一次阻力，二次阻力。同时有一个word描述。学习matlab ode的好代码(Foucault pendulum matlab simulation program, considered a resistance, secondary resistance. At the same time there is a word description. Code of good learning matlab ode)

一种对角牛顿法来求解非负稀疏编码问题，在原有的NNSC的算法上的进一步改进(Kind of angle Newton' s method to solve the problem of non-negative sparse coding, further improvements in the original NNSC algorithm)

说明：  1、以不同的视角观察球面 和圆柱面 所围区域。2、画出s(t)=cos(2/3πf0t)的曲线及其付氏变换的曲线.设:f0=1KHz,时域分辨率 dt=0.01ms, 采样点数 N=2k, k>10.（均为M文件）(One to observe the different angles of spherical and cylindrical surface region by Wai. 2, draw s (t) = cos (2/3πf0t) curve and its Fourier transform curve. Established: f0 = 1KHz, time-domain resolution of dt = 0.01ms, sampling points N = 2k, k)