Features of an information retrieval system ➢ Modern information retrieval systems usually provide the following features:
(Automatic) indexing
Capability of searching and retrieving all types of information items (text, image, audio, video, etc.)
Free (full)-text and field search capability
Boolean and proximity matching
Keyword and phrase search techniques
Multi-language retrieval
Query assistance (recommending system)
Documents ranking
Relevance feedback
Filtering capabilities (cluster based search method)
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