The objective of this work is to make information more accessible to people and also improve the quality of search, considering the internet growth and problem of data quality. Annotation of document using CADS and USHER interface to increase rate of accurate search result and reduce searching time. Whether you are a student or person or net surfer this book has much to offer you: Algorithms, implementation examples and techniques all in easily understandable format and suitable for use in real-world, other data mining projects. Complete support for any query. A comprehensive, practical look at the concepts and techniques.