pid_prog

采用离散余弦变换DCT，通过MATLAB实现数字水印（包括水印的嵌入和盲提取）。( Uses discrete cosine transformation DCT, realizes the digital watermark through MATLAB (including watermark inserting and blind extraction). )

The Rö ssler attractor /ˈ rɒ slə r/ is the attractor for the Rö ssler system, a system of three non-linear ordinary differential equations originally studied by Otto Rö ssler.[1][2] These differential equations define a continuous-time dynamical system that exhibits chaotic dynamics associated with the fractal properties of the attractor.

用希尔伯特黄变换（HHT）求时频谱和边际谱.包括代码、原理、截图分析(Hilbert Huang transform (HHT) Find the spectrum and marginal spectrum, including the code, schematic, screenshot analysis)

说明：  改进的信号匹配追踪稀疏分解代码，基于gabor时频原子，对语音信号重构效果好(Improved matching pursuit signal decomposition sparse code, based on time-frequency gabor atom, for better voice signal reconstruction)

关于扩频系统的一个例程，环境是matlab 通信领域的同志可以(Spread-spectrum systems on a routine, the environment is Comrade matlab communication can)

单臂机器人的模糊自适应控制程序，此程序由m文件结合simulink实现(Fuzzy adaptive robot arm control program, this program combines simulink realization by m file)

十大经典人工智能算法之一——K最近邻Matlab实现(One of the top ten classical artificial intelligence algorithms- K nearest neighbor Matlab implementation)

该代码主要是解决激发介质问题，用来计算每一个元胞。(The code is mainly to solve the problem excitable media, used to calculate each cell.)

在matlab环境下编写的程序，有具体的例子，适合于初学者。(The process of genetic algorithm under the environment of MATLAB, there is a specific example, suitable for beginners)

matlab file for velocity modulation