Natural Language Processing and the Web

Course content will be available at the NLPWeb Moodle site.

Please note that the content of this website may be subject to change

Lecturers

Practice Classes

  • Tristan Miller
  • Martin Riedl

Office hours: please make an appointment

Requirements

To pass, each student has to take the written exam at the end of the semester.

There will also be a project in the practice class which will contribute to your overall grade.

Registration

If you plan to participate in this course, please register.

Timetable

  • Lecture: Thursday 9:50-11:30, Room S202/C205
  • Practice class: Thursday 11:40-13:10 Room  S202/D017
  • If you cannot attend this practice class, you are kindly asked to work on the tasks on your own and use the office hours (see above) for asking questions.

Exam

  • TBA

Course content

The Web contains more than 10 billion indexable web pages, which can be retrieved via search queries. The lecture will present Natural Language Processing (NLP) methods to (1) automatically process large amounts of unstructured text from the web and (2) analyse the use of Web data as a resource for other NLP tasks.

  1. Processing of unstructured web content
    • Introduction
    • NLP Basics - Tokenisation, Part of Speech Tagging, Chunking, Stemming, Lemmatization
    • UIMA-1, i.e. principles
    • UIMA-2, i.e. applications
    • Web contents and their characteristics - diverse genres of web contents, e.g. personal web sites, news sites, blogs, forums, wikis
    • Web contents and their characteristics - continued
    • Web as corpus - innovative use of the web as a very big, distributed, linked, growing and multilingual corpus
    • Web as corpus - continued

  2. NLP applications for the web
    • Subjectivity Analysis
    • Information retrieval - introduction to the basics of information retrieval
    • Web information retrieval - natural language interfaces for web information retrieval
    • Question answering
    • Summarization
    • Mining Web 2.0 Sites, such as Wikipedia and Wiktionary
    • Quality Assessment of Web Contents

     

 

Literature

  • Kai-Uwe Carstensen, Christian Ebert, Cornelia Endriss, Susanne Jekat, Ralf Klabunde, Computerlinguistik und Sprachtechnologie. Eine Einführung, Heidelberg: Spektrum-Verlag, März 2004. (2. Auflage) ISBN 3827414075
  • T. Götz & O. Suhre, Design and implementation of the UIMA Common Analysis System, IBM Systems Journal, 2004, 43, 476-489.
  • Adam Kilgarriff & Gregory Grefenstette, Introduction to the special issue on the web as corpus, Computational Linguistics, MIT Press, 2003, 29, 333-347
  • Christopher D. Manning, Prabhakar Raghavan and Hinrich Schütze, Introduction to Information Retrieval, Cambridge University Press. 2008.
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