JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction: Definition, Objectives, Functional Overview, Relationship to DBMS, Digital Libraries and Data Warehouses, Information Retrieval System Capabilities - Search, Browse, Miscellaneous.

UNIT - II

Cataloging and Indexing: Objectives, Indexing Process, Automatic Indexing, Information Extraction, Data Structures: Introduction, Stemming Algorithms, Inverted File Structures, N- Gram Data Structure, PAT Data Structure, Signature File Structure, Hypertext Data Structure - Automatic Indexing: Classes of Automatic Indexing, Statistical Indexing, Natural Language, Concept Indexing, Hypertext Linkages.

UNIT - III

Document and Term Clustering: Introduction, Thesaurus Generation, Item Clustering, Hierarchy of Clusters - User Search Techniques: Search Statements and Binding, Similarity Measures and Ranking, Relevance Feedback, Selective

UNIT - IV

Dissemination of Information Search, Weighted Searches of Boolean Systems, Searching the Internet and Hypertext - Information Visualization: Introduction, Cognition and Perception, Information Visualization Technologies.

UNIT - V

Text Search Algorithms: Introduction, Software Text Search Algorithms, Hardware Text Search Systems, Information System Evaluation: Introduction, Measures used in System Evaluation, Measurement Example – TREC Results.

TEXT BOOKS:

• 1. Information Storage and Retrieval Systems: Theory and Implementation by Kowalski, Gerald, Mark T Maybury, Springer.
• 2. Modern Information Retrieval by Ricardo Baeza-Yates, Pearson Education, 2007.
• 3. Information Retrieval: Algorithms and Heuristics by David A Grossman and Ophir Frieder, 2nd Edition, Springer, 2004.

REFERENCES:

• 1. Information Retrieval Data Structures and Algorithms by William B Frakes, Ricardo Baeza-Yates, Pearson Education, 1992.
• 2. Information Storage & Retrieval by Robert Korfhage – John Wiley & Sons.
• 3. Introduction to Information Retrieval by Christopher D. Manning and Prabhakar Raghavan, Cambridge University Press, 2008. R16 B.TECH ECM.