pv1 (1)

A very concise CSS3 multi-color vertical stretch drop-down menu effect, each sub-menu item can define different colors

一个VC++ p2p下载软件源码，开源p2p技术的上传及下载软件源程序。当时这个软件还小流行了一把，只可惜没做好宣传，没火起来，不过它的源代码对咱们这VC编程者来说，可是有很大参考价值埃

说明：  Stolen codes from my TV set

matlab轻量级深度学习工具箱 lightnet, 方便大家学习使用(Matlab lightweight depth learning toolbox lightnet, which is convenient for everyone to learn and use)

说明：  常用混沌系统的分叉图绘制，用matlab绘制，解压即可运行(Drawing bifurcation diagrams of common chaotic systems,draw with matlab, decompress and run)

关于信号与系统的答案，可以帮助同学们更好的学习信号与系统(Answer random signal, can help students better learning with the signal)

本书结合作者的研究工作，详细介绍了基于线性矩阵不等式的不确定系统鲁棒控制的概念、理论及设计方法。主要内容包括目前应用广泛的线性矩阵不等式的概念、理论、算法及相关软件；基于线性矩阵不等式处理方法的线性时不变系统性能分析和综合方法；重点介绍了不确定系统的模型、鲁棒性能分析、鲁棒H2/H∞控制、LMI区域及相应的区域极点配置方法、结合二次型性能指标的保性能控制、鲁棒方差控制等。 (This book combines the author' s research work, described in detail based on the linear matrix inequalities robust control of uncertain systems of concepts, theories and design methods. Including the current application of the main contents of a wide range of linear matrix inequalities of the concepts, theories, algorithms and related software treatment based on linear matrix inequalities linear time-invariant system performance analysis and synthesis methods focuses on the uncertain system model, Robust performance analysis, robust H2/H ∞ control, LMI region and the corresponding regional pole placement method, combined with quadratic performance index of the guaranteed cost control, Robust variance control.)

基于vsc的高压直流输电线路模型，适用于研究电力系统专业学习应用，进行故障分析，其中整流侧使用定功率加定电流，逆变侧使用定电压控制。(HVDC transmission line model based on VSC)

说明：  python制作图书管理系统，包含查找、增加、借阅和归还功能。(Python makes the book management system, including the functions of searching, adding, borrowing and returning.)

本文件里面是Costas环跟踪信号的几幅图，对于加深理解有所一定的帮助。