ex

主成分分析(PCA)是多元统计分析中用来分析数据的一种方法,它是用一种较少数量的特征对样本进行描述以达到降低特征空间维数的方法,(Principal Component Analysis (PCA) is a method used to analyze data in multivariate statistical analysis. It uses a small number of features to describe samples in order to reduce the dimension of feature space.)

安卓权限动态监控系统是一套基于安卓的软件权限和个人应用数据监控系统，实现了敏感权限访问记录生成、网络流量和短信的监控、软件行为分析、用户交互模块采用数据报表可视化的方式，让用户直观地了解到手机中各应用程序访问了哪些敏感权限，是否有非授权流量或短信的流出，同时系统还可视化地给出了应用程序的危险系数和行为分析。(Android permission dynamic monitoring system is a software permission and personal application data monitoring system based on Android. It realizes the generation of sensitive permission access records, the monitoring of network traffic and short messages, the analysis of software behavior, and the visualization of user interaction module by data report forms, so that users can intuitively understand which sensitive permissions are accessed by various applications in mobile phones, and whether there are non-users. Authorized traffic or SMS outflow, while the system can visually give the application risk factor and behavior analysis.)

说明：  用Hspice编写的32位超前进位加进位选择快速加法器，经验证速度达0.6ns(An adder32_carry_select nse Hspice.)

很好的学生信息管理系统.学生信息设计，欢迎免费下载-A very good student information management system. Student information design, welcome to free download

游戏贪食蛇的C实现方法，语言简练，编译后生成的exe文件体积极小-Games贪食蛇realize the C method, concise language, the compiler-generated exe file after the size of very small

多种带炫酷动画效果的js点击弹出消息对话框特效，功能相当强大，外观也漂亮，可以通过简单配置非常轻松的实现各种网页消息提示框。(A variety of cool animation effects JS click on the message dialog box special effect, very powerful, beautiful appearance, can be easily configured through a simple configuration of a variety of page message box.)

钢筋工程量计算程序v1.1，可以根据钢筋的直径、数量和单根长度计算其总重量-Reinforced engineering calculation procedures for v1.1, can be reinforced in accordance with the diameter, number and length of a single calculation of its total weight

说明：  Python环境下 愤怒的小鸟 强化学习程序完整版，Qlearning 算法(The full version of Angry Birds Reinforcement Learning Program in Python Environment, Qlearning Algorithm)

说明：  Handbook of Intercom Systems Engineering

基于PSCAD搭建的buck降压电路，仅供参考(Buck step down circuit based on pscad,reference only.)