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说明：  结构分析中的有限元法利用matlab实现的教材(Structural analysis of the finite element method using matlab implementation of teaching materials)

程序为参数寻优的集合，包含当今主流优化工具，适合初学者参考。(Program for the parameter optimization of collection, including today s mainstream optimization tool, suitable for beginners reference. )

It is code for tonality feature extraction

matlab code to implement fuzzy logic

机载SAR合成孔径雷达的地面运动目标的检测关键技术研究，包含硕士研究论文一篇(Research on key technologies to detect ground moving target airborne synthetic aperture radar SAR, including a master' s research paper)

说明：  信号的DFT和FFT频谱分析，以及对乃奎斯特采样频率的理解练习，对信号分析的朋友很有帮助( For a Linear Frequency Modulation signal,try to analyze its property in frequency domain.Given a system h(t) output.)

基于前馈补偿的PID控制算法。可以通过设置M参数查看控制效果（M=2时误差平稳且接近0）。(Feedforward compensation based on the PID control algorithm. You can view the control parameters by setting the effect of M (M = 2 when the error is stable and close to 0).)

Heston Model option pricings and comparison(Compares the option prices obtained using the analytical Heston formula (1993) and the FFT method (Carr-Madan formula via FFT+ Simpson s, Carr-Madan using adaptive Gauss-Kronrod quadrature, and Lipton s formula using adaptive Gauss-Kronrod quadrature).)

稀疏恢复算法FOCUSS，详细内容，文章中有详细的编程步骤(Sparse recovery algorithm FOCUSS, details, the article detailed programming steps)

说明：  BD算法降噪，盲反褶积新算法，比MCKD,MED算法更加有效。(BD algorithm noise reduction)