weijiyuanli

说明：  地理信息系统原理，是一本电子书教材，希望对大家有用(The principle of geographic information system is an e-book teaching material, I hope it is useful to everyone)

Electro Magnetic Theory Tutorial Questions & solutions

说明：  IDL（Interactive Data Language）交互式数据语言是进行数据分析、可视化表达和应用开发的第四代可视化。 本书包含详细的基础教程，新手适用。(This book is the basic course of IDL. It is comprehensive and suitable for novices.)

Multi-Agent System Architecture for Sensor Networks

一位学术界大师写的PPT，如何写出世界级的好paper(how to write a world class paper)

NS2入門指導 有助于初学者了解NS2，真的对新手有所帮助(Getting Started guide will help beginners understand the NS2, really help the novice)

In this article an attempt has been made to solve load frequency control (LFC) problem in an inter- connected power system network equipped with classical PI/PID controller using grey wolf optimization (GWO) technique. Initially, proposed algorithm is used for two-area interconnected non-reheat thermal- thermal power system and then the study is extended to three other realistic power systems, viz. (i) two- area multi-units hydro-thermal, (ii) two-area multi-sources power system having thermal, hydro and gas

说明：  一本介绍ArcObject组件开发的书，介绍GIS二次开发(Copies of the book ArcObject component development, secondary development of GIS introduction)

GIMP中文手册 (Chinese GIMP manual)

机器学习实战PDF高清版本，其实现语言为Python(Machine Learning Practical PDF HD Version, Its Implementation Language is Python)