Information Retrieval System

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