Information Retrieval

Goal(s) for this Lesson:

Student will have knowledge of the concepts and characteristics associated with Information Retrieval.

Objective(s) for this Lesson:

Student will gain an understanding of the history of Information Retrieval.

Student will be able to explain why information retrieval is important to libraries and librarians.

Student will be able to identify and define basic concepts associated with Information Retrieval:
» Measure of Information Retrieval Systems: Efficiency, Effectiveness, Recall, Precision
» Relevance
» Document Representation
» Indexes/Databases
» Indexing Vocabulary -- Controlled / Uncontrolled
» Query
» Retrieval Techniques and Concepts: Term Weighting, Term Frequency, Noise, Controlled Vocabulary, Boolean Logic, Natural Language Processing

Student will be able to identify and define the components of the Information Retrieval Model.

Student will be able to trace query processing in an information retrieval system from user to returned results.

Student will be able to discuss the influence of the definition of the user and the definition of the document collection on the interaction between a user and an information retrieval system.

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