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说明：  基于MATLAB的直接序列扩频通信系统仿真，可以去参考一下(MATLAB-based direct sequence spread spectrum communication system simulation, you can go to reference)

multifractal dfa analysis with matlab code within

Improvised image processing thresholding algorithm using otshu and its variances using matlab

BATTLE OF HELICOPTERS

本文介绍了数字信号处理中各种算法基本原理，包括Z 变换、DFT 变换及其快速 算法FFT 等信号变换算法和包括IIR 与FIR 数字滤波器的设计与实现，详细论述了利用 MATLAB 软件对信号变换和设计数字滤波器的原理﹑ 步骤和实现方法，并给出了基于 MATLAB 的模拟与仿真。文章最后给出了实验结果，并就其结果做了进一步的解释和说明。 关键词：Z 变换，离散傅立叶变换DFT，数字滤波器，系统结构仿真 (This article describes a variety of digital signal processing algorithms in the basic principles, including the Z transform, DFT transform and its fast algorithm FFT and other signal transform algorithm and including IIR and FIR digital filter design and implementation, discussed in detail by using MATLAB software, the signal transformation The principle and design of digital filters ﹑ steps and implementations, and gives MATLAB-based simulation and emulation. Article Finally, the experimental results and the results made on the further explanation and clarification. Key words: Z transform, discrete Fourier transform DFT, digital filter, system architecture simulation)

基于IEC推荐的闪变值计算模型；模拟滤波器(IEC flicker on the value of the recommended model analog filters)

详细介绍了模糊数学的基本原理，并附有详细的MATLAB程序，好用(Details the basic principles of fuzzy mathematics, along with a detailed MATLAB program, easy to use)

基于粒子群算法的PID控制器优化设计，注释说明清晰，程序运行顺畅(Based on Particle Swarm Optimization Design of PID controller, clear explanatory notes, the program runs smoothly)

本书介绍了Matlab高级编程技术编译与外部程序接口和界面设计技巧等内容(This book presents advanced programming techniques compiled Matlab program with the external interface and interface design skills, etc.)

IE3D软件的很多教程，很好很强大！很珍贵的啊(IE3D software, many of tutorials, very good very strong! Ah very valuable)