FEM

动态称重代码便于大家重复劳动，请批评指正(WIM Code)

Reflectance Spectrum Computation of 1D Photonic Crystals matlab code

。概括 了数字水印的研究现状和基本原理, 分析了基于小波变换的数字水印算法的优势, 阐述了小波 域水印嵌入与提取的过程, 最后由Matlab 仿真实现, 结果证明基于小波变换的数字水印具有较 强的掩蔽性和鲁棒性。(generalization The research status and the digital watermarking technology, analyzes the basic principle based on wavelet transform the advantage of digital watermarking algorithm, this paper expounds the wavelet Domain watermarking embedding and extracting process, finally by Matlab simulation results show the based on wavelet transform digital watermarking has more Strong masking and robustness. )

关于信号处理方面音效移频中解析信号的产生方法，该方法让人耳目一新，通过先设计频域，再求逆，时域上进行采样，得到两个FIR滤波器逼近希尔伯特变换器。(Aboat an efficient method of analytical signal generation in audio frequency shift.This method refreshing, first design in the frequency domain, then sampling in the time domain, getting two FIR filters approximate Hilbert transform.)

关于MATLAB的编程和应用，及其在去除噪声中的应用，源程序的编写和修改(On MATLAB programming and applications, and its application in noise removal applications, the preparation and revision of the source code)

利用hough变换进行圆检测的程序，对于圆个数小于4的图像有比较好的效果。(Hough transform circle detection using the procedure, less than 4 for a round number of images have better results.)

采用Hamming窗实现的低通滤波器，可设置通带频率、截止频率以及带宽等滤波器特性参数。(The low-pass filter is realized by using Hamming window, can set the passband filter characteristic parameters such as frequency, the cut-off frequency and bandwidth.)

本文设计了倒立摆系统的变结构控制方案 并进行了MATLAB仿真(In this paper, the design of the inverted pendulum system of variable structure control program and a MATLAB simulation)

实现 harris角点提取，精度达到亚像素级，是基于matlab编程的。运行结果良好 。(For harris corner extraction, precision sub-pixel level, is based on matlab programming. Good operating results.)

MATLAB code to recognise characters