1. Terms, Models, and Resources
2. Health and Biomedical Information
3. System Evaluation
II. State of the Art
4. Content
5. Indexing
6. Retrieval
7. Evaluation
III. Research Directions
8. Lexical-Statistical Systems
9. Linguistic Systems
10. Augmenting Systems for Users
11. Information Extraction
Appendix 1 - Ten sample documents to illustrate indexing and retrieval.
Appendix 2 - Inverted file of words from documents of Appendix 1 with term
frequency, collection frequency, and inverse document frequency, followed
by postings. Stop words have been filtered and a simple stemming algorithm
applied. (See Chapter 8.)
Appendix 3 - Document vectors for words from documents of Appendix 1 with
weighting measures.
Appendix 4 - Inverted file of MeSH terms from documents of Appendix 1 with
term frequency and postings.
