Matlab-code

说明：  一个关于时域有限差分的小程序，用MATLAB开发，模拟电磁波传播特征。(A finite-difference time-domain on a small program developed with MATLAB to simulate electromagnetic wave propagation features.)

小波神经网络的时间序列预测-短时交通流量预测,MATLAB的经典算法(Wavelet Neural Network Time Series Prediction- term traffic flow forecasting, MATLAB classical algorithm)

dct svd watermarking

本文是music算法的一种改进，其具有更好的性能，以及能够满足大多数用户的需求，希望会给大家带来方便(This article is a modified music algorithm, which has better performance, and the ability to meet the needs of most users, I hope we will bring convenience)

展示David G. Lowe的SIFT算法。有很多解释说明。通俗易懂，适合初学者。(David G. Lowe displayed the SIFT algorithm. There are many explanations. User-friendly, suitable for beginners.)

交直流调速系统与MATLAB仿真 书籍，PDF格式的，将交直流调速技术和MATLAB仿真技术有机结合在一起，主要内容包括直流调速系统及其仿真、直流调速系统的动态设计及其仿真、直流脉宽调速系统及其仿真、交流调压调速系统和串级调速系统及其仿真、交流异步电动机变频调速系统及其仿真、交流异步电动机矢量控制变频调速系统及其仿真、同步电动机调速系统及其仿真。(AC and DC speed control system with the MATLAB simulation of the book, PDF format, will be AC and DC speed control technology and the organic integration of MATLAB simulation technology together, the main features of DC drive system and its simulation, the dynamics of DC drive system design and simulation DC PWM system and its simulation, AC voltage regulation speed control system and cascade speed regulation system and its simulation, the exchange of asynchronous motor VVVF system and its simulation, the exchange of vector control induction motor variable frequency speed regulation system and its simulation, synchronous motor speed control system and its simulation.)

the file contain digital signal processing in matlab.

matlab pid matlab pid matlab pid (matlab pidmatlab pid matlab pid)

5个f语言有限差分正演程序，应用有限差分法在CPML边界条件下进行2D正演，前四个程序分别对应各向异性介质、各项同性2阶精度、各项同性4阶精度、双相介质4阶精度四种不同情况。最后一个是3D粘弹性介质的程序。(5 f language finite difference modeling, application of finite difference method under CPML boundary conditions 2D forward, the first four programs corresponding to anisotropic media, the isotropic second order accuracy, isotropic 4th order accuracy, double phases 4 order accuracy in four different situations. The last one is the program 3D viscoelastic medium.)

OFDM使用ifft加入CP的子函数。能够和其他函数并行使用，并被调用。(Joined CP in OFDM using ifft Functions. And other functions can be used in parallel, and was called.)