预处理

固定虚警概率Pf，检测概率Pd随着SNR的的变化。(Fixed false alarm probability Pf, detection probability Pd changes with SNR.)

说明：  数据插值算法GWR，根据周围点插值未知点。(Data interpolation algorithm GWR interpolates unknown points according to the surrounding points.)

对于刚开始学习ps的人来说，有一本简单介绍制作典型图像效果的书，是件有意义的事，这本书会给你帮助-just started learning for the people ps, a brief introduction produced typical images of the book is a meaningful thing, this book will help you

小钱袋子是一款免费网络版记帐系统(B/S)，适用于个人记帐、家庭记帐、团队记帐，帮你记录你财富的增长过程。该系统使用简单方便，界面设计美观，用户体验良好，代码安全性高。 小钱袋子记帐系统 1.1 更新内容： 1、账单列表显示更新为以天为单位，方便查看 2、账单列表增加以以天为单位统计收入与支出金额功能 3、账单列表增加补记功能(The money bag is a free online bookkeeping system (B/S). It can be used for personal bookkeeping, family bookkeeping, team accounting, to help you record your wealth growth process. The system is simple and convenient, with beautiful interface design, good user experience and high code security. Small money bag accounting system 1.1 update content: 1. The bill list is updated to be a unit of days. 2. The bill list is added to the daily income and expenditure function. 3, Bill list added supplement function)

Window下的一个小游戏，在屏幕上奔跑一只小猪还有相应动作！-Window of a small game, running on the screen piglets have a corresponding action!

说明：  飞机 惯导定位 轨迹仿真 matlab 可直接使用(aircraft ins Trajectory simulation matlab Can be used directly)

说明：  利用KNN算法对sonar数据分类，用Matlab语言实现(Using KNN to classify sonar data)

说明：  主要用于飞行器仿真，提供源码框架，可进行二次开发。(An open source flight simulation and software infrastructure)

说明：  计算不同年（年限可以自己调整）等额本息还款方式下的每月还款本金与利息(Calculate the monthly repayment principal and interest under the equal principal and interest repayment method for 30 years (years can be adjusted by oneself)

基于arduino 的EEPROM，是实现将电子计时器里的数值储存到EEPROM中，实现开关电源不影响电子计时器(The EEPROM based on Arduino is to store the value of the electronic timer in EEPROM and realize that the switch power supply does not affect the electronic timer.)