PSO

本文主要是描述的DDC的matlab功能，从输入的信号经过1/4fs搬频，然后半带抽取，再到混频，最后到分数倍的抽取，再经过成形滤波器输出。(digital down convention)

用元胞自动机模拟博客圈里舆论的传播过程，可得到最终结果图形。(Analysis of the propagation of discussion topics in the blogosphere with CA)

OpenSteer libary for stering

Rayleigh maximum likelihood filter

IEEE上关于人耳图像识别的论文：使用改进的非负矩阵分解的人耳识别(Ear Recognition using Improved Non-Negative Matrix Factorization )

用菲涅耳衍射模拟液晶相控阵的远场光强分布(Fresnel diffraction simulation of liquid crystal phased array far-field intensity distribution)

读ncdc风场数据，包括速度场和风应力旋度场(read wind data)

适用于初学matlab编程的人，可以初步掌握一些算法的应用(For beginners matlab programming, preliminary master some algorithm)

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说明：  利用时域有限差分（FDTD）仿真二维（2D）横磁波（TM）的传播，吸收边界条件为完全匹配层（PML）。(The use of finite difference time domain (FDTD) simulation of two-dimensional (2D) transverse magnetic (TM) the spread of absorbing boundary conditions for the perfectly matched layer (PML).)