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振型分解反应普法地震力计算程序1.0 使用MATLAB7.0编写 主程序 本程序采用振型分解反应谱法计算框架结构水平地震力(Modal Decomposition of seismic force calculation program popularizing the use of 1.0 MATLAB7.0 write the main program used in this procedure Modal response spectrum method to calculate the level of seismic force frame structure)

数字水印图片信息隐藏在载体图片的最低有效位lsb，直接替换，该方法简单易操作，鲁棒性很差，经不起加噪，滤波，剪贴等攻击(digital watermarking Photo vector information hidden in the lowest effective photo-lsb direct replacement, The method is simple and easy to operate, robust poor and the inability to increase noise, filtering, clippings and other offensive)

K-mean方法聚类 实现多幅图像的K均值方法的聚类并显示(K-mean clustering，Efficient method to achieve multiple images of the K-means clustering method and display)

C语言实现直方图均衡化算法，结果与matlab函数一致，代码很简单，适合初学者。(C language implementation histogram equalization algorithm, the results are consistent with the matlab function, the code is very simple and suitable for beginners.)

说明：  MATLAB中很多函数，这是一个MATLAB函数大全的总结，希望对学习MATLAB的友友们有所帮助(Many MATLAB functions, MATLAB Function This is a summary of Guinness, and they hope to learn MATLAB help of the Friends of friends)

母码码率为1/2的LDPC编码，QPSk调整，SNR-BER图(failed to translate)

窗函数法设计一个数字带通FIR滤波器，小波包分析提取振动信号中的特征频率，PLS部分最小二乘工具箱。( A window function design FIR digital band-pass filter, Wavelet packet analysis to extract vibration signal characteristic frequency, PLS PLS toolbox.)

水平集快速步进算法的源码，参考书籍为：Level sets and fast matching algorim.(Level set fast marching algorithm source code, reference books as: Level sets and fast matching algorim.)

pca进行人脸识别的原理和代码，特征脸方法，图像重建(PCA for face recognition principle and code, Eigenfaces method, image reconstruction)

matlab遗传算法代码，非常不错，值得看看(matlab genetic algorithm code, very good, worth a look)