Structure of an IR System
Search
Line
Interest profiles
& Queries
Documents
& data
Rules of the game =
Rules for subject indexing +
Thesaurus (which consists of
Lead-In
Vocabulary
and
Indexing
Language
Storage
Line
Potentially
Relevant
Documents
Comparison/
Matching
Store1: Profiles/
Search requests
Store2: Document
representations
Indexing
(Descriptive and
Subject)
Formulating query in
terms of
descriptors
Storage of
profiles
Storage of
Documents
Information Storage and Retrieval System
Adapted from Soergel, p. 19
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