Information Retrieval Systems

(JNTU)

 

PDF: UNIT 1 , UNIT 2 , UNIT 3 , UNIT 4 , UNIT 5

UNIT-1 (PDF)

Introduction to Information Retrieval Systems

Definition 
Objectives 
Functional Overview
Relationship to Database Management Systems, Digital Libraries and Data Warehouses

Information Retrieval System Capabilities: 
Search Capabilities
Browse Capabilities
Miscellaneous Capabilities
Standards

UNIT-2 (PDF)

Cataloging and Indexing: 
History and Objectives of Indexing
Indexing Process
Automatic Indexing
Information Extraction 
Data Structure: 

Introduction to Data Structure

Introduction to the Stemming Process

Porter Stemming Algorithm

Dictionary Look-Up Stemmers

Successor Stemmers
Inverted File Structure
N-Gram Data Structures
PAT Data Structure
Signature File Structure
Hypertext and XML Data Structures
Hidden Markov Models

UNIT-3 (PDF)

Automatic Indexing: 
Classes of Automatic Indexing

Statistical Indexing - Probabilistic Weighting, Vector Weighting, Bayesian Model
Natural Language
Concept Indexing
Hypertext Linkages 
Document and Term Clustering: 

Introduction to Clustering
Thesaurus Generation
Item Clustering
Hierarchy of Clusters

UNIT-4 (PDF)
User Search Techniques: Search Statements and Binding
Similarity Measures and Ranking
Relevance Feedback
Selective Dissemination of Information Search
Weighted Searches of Boolean Systems 
Searching the INTERNET and Hypertext 
Information Visualization: Introduction to Information Visualization
Cognition and Perception
Information Visualization Technologies 

UNIT-5 (PDF)
Text Search Algorithms: Introduction to Text Search Techniques
Software Text Search Algorithms
Hardware Text Search Systems 
Multimedia Information Retrieval: Spoken Language Audio Retrieval
Non-Speech Audio Retrieval
Graph Retrieval

Imagery Retrieval, Video Retrieval