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Course: Information Retrieval and the Web

Prof. Jacques Savoy & Nada Naji
University of Neuchatel
Computer Science Department

Main objective

The main objective of this course is to introduce the students to the problems of search engines and information retrieval (IR). IR deals with the representation, storage, organization of, and access to information items. These items could be references to real documents, documents themselves or even single paragraphs, as well as Web pages, spoken documents, images, pictures, music, video, etc. This course was the following objectives:

  • to understand the underlying and hidden problems related with IR;
  • to know the main IR models;
  • to understand the new challenges of IR (multi-lingual, distributed, Web);
  • to understand and implement a new IR model within Lucene

Practical exercises will complete the theoretical presentation.


Introduction to IR problems; Boolean and Vector-Space models and variants; Evaluation; Indexing; Probabilistic models; Distributed IR; Cross-lingual IR; Web search and challenges;

The final mark is based on both a final written exam and the results of the practical exercices.


Additional information

To download a search engine

Prof. Jacques Savoy
University of Neuchatel
Computer Science Department
Rue Emile-Argand 11
CH-2009 Neuchâtel

+41 32 718 1375 (phone)
+41 32 718 2701 (fax)