====== Lecture #10 :: 10/01/2022 ======

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===== Goals =====

By the end of this class, the student should be able to:
  * Describe the differences between ranked-search and set-based search.
  * Describe the generic architecture of a search engine.
  * Describe how an inverted index works.
  * Describe how different signals can be used to rank information be relevance.

===== Content =====

  * Introduction to Information Retrieval
  * Search Engines Architecture
  * Information Indexing
  * Relevance and Ranking
  * Efficiency and Effectiveness

===== Materials =====

  * Materials presented in class:
    * {{lbaw2122-10-information-retrieval.pdf|Information Retrieval}} (slides)

===== Summary =====

  * Introduction to Information Retrieval.
  * Search engines architecture.
  * Information crawling, indexing and ranking for search.
  * Information retrieval efficiency and effectiveness.

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