Topic Sub-topic
Introduction Information Retrieval and Search Engine Architecture
Information gathering
 Crawling and feeds.
Text and Web page processing Text pre-processing and parsing. Anchor text and Web link analysis, internationalization.
Indexes and ranking.
 Building and compressing indexes. Efficient query processing.
Query formulation and results presentation.
 Formulation and query re-writing. Snippets. Results visualization.
Information Retrieval Models.
 Boolean, Vector-space, probabilistic, language models.
Evaluation Evaluation of Information Retrieval Systems. Evaluation campaigns. Efficiency and effectiveness metrics. Evaluation design: training, test, statistical significance. Crowd-sourced evaluation.
Text mining. Document clustering and classification
Distributed and Social search.
 Federated search and distributed search. Blogs, micro-blogs and social networks.
Recommender systems Collaborative filtering. Models and algorithms for recommendation. Recommender systems.