Feigenbaum

说明：  数值分析一题， 曲面拟合 5个表达式(that a numerical analysis, surface fitting 5 expression.)

电力双机系统暂态仿真程序，含派克变换和绘图子程序，可供参考。(Dual power system transient simulation program, with Parker and graphics transform subroutine is available for reference.)

Five very good books. They are A Novel Method to Analyze Electromagnetic Scattering of Complex Objects, matlab&GUI, Win32 API Reference for HLA, Monte carlo strategy in scientific computation, Data structure and C++ algortihms.

在matlab中实现CDMA信号的位同步，可实现，效果较好。(Implemented in matlab CDMA signal bit synchronization can be achieved, the better.)

matlab中编写的一个计算PI参数的程序，可以自动整定控制系统的PID参数(PID controller caculate)

常规DOA谱估计music算法在多径环境下失效，SVD算法利用最大特征值对应的特征矢量重新构造奇异值矩阵，可以成功估计相干信号。(Conventional music spectrum estimation algorithm for DOA in multipath environment, failure, SVD algorithm using the maximum eigenvalue of the feature vector corresponding to re-construct singular value matrix, can be successfully estimated coherent signal.)

分别对正弦波，三角波，方波，一周期内取为整数的64个点（A=4095）；写锯齿波和方波的谐波构成（只写了3、4个）。(Of sine wave, triangle wave, square wave, A week off for integer in the period of 64 points (A = 4095) Write a sawtooth wave and square wave of harmonic (only wrote 3, 4).)

超声图像实时消噪实验程序，还没有完成，或许有很大帮助(Real-time ultrasound image denoising experimental procedure, has not yet been completed, then it might be very helpful)

LED 二次光学设计中的透镜设计，根据非成像光学原理，利用matlab计算生成二维点坐标，可导入3维建模软件，生产模型。代码经过测试，可成功完成计算。大家可以参考一下。(LED optical design, lens design, according to the non-imaging optics principle, the use of matlab calculation to generate two-dimensional coordinates can import 3-D modeling software, the production model. The code has been tested and successfully completed the calculation. We can refer to.)

三个一维的matlab有限元程序，可以参考(Three one-dimensional finite element program matlab, you can refer to)