NPFL103: Information Retrieval

Faculty of Mathematics and Physics, Charles University in Prague

"Information retrieval is the task of searching a body of information for objects that statisfied an information need."

Course information

NPFL103 is a course offered at the Faculty of Mathematics and Physics to graduate students interested in the area of information retrieval, web search, document similarity, and other related areas. It covers both the foundations of information retrieval as well as some more advanced topics.


  • 01.10.2017 - The course will start on Oct 2th, 2017 (15:40).
  • 04.12.2017 - The exam will take place on Jan 15th, 2018 at 15:40 in S1.


02.10.Introduction, Boolean retrieval, Inverted index, Text preprocessing
09.10.Dictionaries, Tolerant retrieval, Spelling correction class
23.10.Index construction and index compression
30.10.Ranked retrieval, Term weighting, Vector space model
06.10.Ranking, Complete search system, Evaluation, Benchmarks
13.11.Assignment 1
20.11.Result summaries, Relevance Feedback, Query Expansion
27.11.Probabilistic information retrieval
4.12.Language models, Text classification
11.12.Vector space classification
18.12.Document clustering
08.1.Latent Semantic Indexing, Assignment 2

Time & location

  • Monday
  • 15:40-17:10 (18:50)
  • S10, Malostranské nám. 25



Pavel Pecina
Room 422, 4th floor
Malostranské nám. 25
118 00 Prague 1
Czech Republic

+420 221 914 332