Boolean retrieval
The term vocabulary and postings lists
Dictionaries and tolerant retrieval
Index construction
Index compression
Scoring, term weighting, and the vector space model
Computing scores in a complete search system
Evaluation in information retrieval
Relevance feedback and query expansion
XML retrieval
Probabilistic information retrieval
Language models for information retrieval
Text classification and Naive Bayes
Vector space classification
Support vector machines and machine learning on documents
Flat clustering
Hierarchical clustering
Matrix decompositions and latent semantic indexing
Web search basics
Web crawling and indexes
Link analysis.