Information Retrieval System
Across
- 2. the postings list should be sorted by
- 4. level indexing requires pattern reorganization of object within the images.
- 7. A large repository of documents in IR is called
- 8. Which of the following is not a classical model of information retrieval?
- 11. Lemmatization is a technique for
- 12. An instance of a sequence of characters in the particular document that are grouped together as a useful semantic unit for processing is
- 14. The count of occurrences of a word in a document is referred as
Down
- 1. The input stream is transformed into a searchable data structure consisting of substrings is called
- 3. data structure that maps terms back to the parts of a document in which they appear is called
- 4. Term-document incidence matrix is
- 5. The proportion of non-relevant items that has been retrieved in a given search is
- 6. The resultant effect retrieved by the model is document answer set
- 9. Under Boolean systems, the status display is a count of the number of items found by the query is
- 10. A crude heuristic process that chops off the ends of the words to reduce inflectional forms of words and reduce the size of the vocabulary is called
- 13. Precision is directly affected by retrieval of non-relevant items and drops to a number close to