BPSK

交错网格声波模拟，可展示波场快照，反映波传播的过程。(Staggered grid acoustic simulations, can show a snapshot of the wave field, reflecting the wave propagation process.)

说明：  计算各种混沌系统李雅普洛夫指数的MATLAB 源程序。(Calculation of chaotic systems suitable lyapunov index of rove MATLAB source. )

image enhancement technique for removing noise from images using different filter methods. very useful for spatial domain image enhancement technique...

里面的程序为利用MATLAB程序仿真光纤参量放大中的增益与信号波长，增益与泵浦波长，增益带宽与信号波长与泵浦波长差的关系。(Inside the program MATLAB program simulation of the gain of the optical parametric amplification and signal wavelengths, the gain and the pumping wavelength, the gain bandwidth and the signal wavelength and pump wavelength difference.)

BP神经网络的构建和模拟,有助于初学者学习(The construction of the BP neural network and simulated,help beginners to learn)

基于mu节律能量的140组脑电信号的决策分类，从3s到9s之间不同决策时间点的识别率，最高为85 (140 mu rhythm-based energy group decision-making EEG classification, from 3s to 9s different decision points in time between the recognition rate up to 85 )

matlab code of filter for image enhancement

说明：  窄带高斯噪声复包络、同相正交分量的自相关函数及功率谱密度(Autocorrelation function and power spectral density of complex envelope and in-phase orthogonal components of narrow-band Gaussian noise)

说明：  分数阶滤波，FRFT自适应滤波，以及其实例。 附有相对应的数据可用给的程序做处理。(Fractional order filtering, FRFT adaptive filtering, and its example. The corresponding data are attached, which can be processed by the program.)

A given number (0..999) is tranfered to three seven segment displays using the BCD code.