5. Information retrieval/document classification

Chapters in this book

1. Prelim pages i
2. Acknowledgments v
3. Table of contents vii
4. List of figures xi
5. 1. Introduction to natural language processing 1
6. 2. Historical background 7
7. 3. Named entity recognition 21
8. 4. Relation extraction 31
9. 5. Information retrieval/document classification 51
10. 6. Concept normalization 63
11. 7. Ontologies and computational lexical semantics 77
12. 8. Summarization 87
13. 9. Question-answering 95
14. 10. Software engineering 117
15. 11. Corpus construction and annotation 131
16. References 141
17. Index 155