IV. INFORMATION EXTRACTION AND RELATED TECHNOLOGIES Information extraction is among the most important text mining module, in fact, many articles have these two as the same concept, of course, in fact, they are not equal. Purpose is to scan information extraction from text and extracting facts needed. In information extraction, the dictionary to discover the relationship between the facts and their order information extraction, there are many different techniques to obtain dictionary particular field. Reference[13] provides an overview of information extraction technology, lists three basic stages of information extraction.