Aug 2, 2012
This book provides researchers with tools and strategies to explore alternate “web terrains.” The introduction contains a very brief internet history, the principles of search algorithms and WebCrawlers. The main purpose of the book is to share the little known “underworld “of the internet, variously known as Deep Web, Invisible Web or Hidden Web. This “underworld,” invisible to search engines, is estimated to have 200 - 500 times the content of the visible web.
The Extreme Searcher’s Internet Handbook provides information on the retrieval of old web pages, gives pointers on the confusing