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快速傅立叶变换（时域抽取基二fft）的源码的分析(Fast Fourier Transform (time-domain extraction base 2 fft) analysis of the source code)

《Learning Perl Objects References And Modules》英文版，详细介绍了perl语言中的对象引用和模块，是一本深入了解perl语言的好书。("Learning Perl Objects References And Mod ules, "the English version, detailing the perl language and the object reference module, is a deeper understanding of the perl language books.)

power flow analysis using newton raphson method

稀疏信号的重构算法：IST算法，OMP算法，Lasso算法，StOMP算法，TwIST算法(Sparse signal reconstruct algorithms)

包含小波变换，curvelet变换的自适应阈值去噪，微分方程去噪等，近几年的关于去噪方面的文献，中英文都有，供大家参考(Include wavelet transform, curvelet transform adaptive threshold denoising, denoising differential equations, in recent years the literature on denoising, both Chinese and English, for your reference)

NLMS 的一个程序，关于FIR滤波器的(failed to translate)

基于个数判断脉冲噪声的中值滤波器在matlab下的仿真实现，整个程序可以运行(adp_spa_denoise)

matlab中线性系统的模型降阶-Pade降阶模型源码(matlab in the model reduction of linear systems Reduced-order model of source-Pade)

一种基于奇异值分解的数字水印技术，这是一篇很经典的文章，再此文章之后，基于svd的水印技术大量出现(a digital watermarking technologybased on Singular value decomposition , which is a classic article, and then, after this article, the watermarking technique based on large numbers of svd)

说明：  通过修改inp文件，用于对abaqus的模型进行自动创建裂纹的程序(by modifying inp. file, used for create a crack in abaqus model)