What does the concept 'document clustering' recall mean in the context of IR? Identify the correct options from the following:
(i) Operation of grouping together similar or related documents in classes
ii) Operation of de-clotting diverse documents in classes
(iii) An operation on the collection of documents
(iv) Transforming an original query for better representation of the users' information need
1
(i), (ii) and (iii) are correct.
2
(ii), (iii) and (iv) are correct.
3
(i), (iii) and (iv) are correct.
4
(i), (ii) and (iv) are correct.
5
Question Not Attempted