deWaC – German corpus from the .de domain

The German web corpus (deWaC) is a German corpus made up of texts collected from the Internet. The corpus was prepared according to standards described in the document A Corpus Factory for Many Languages (Kilgarriff et al. at LREC 2010).

Data was crawled by the SpiderLing web spider in 2009 and comprises more than 1.34 billion words.

sdeWaC: Parsed German web corpus

The sdeWaC corpus is a 755-million-word subset of German web corpus prepared by Getrud Faaß and Kerstin Eckart and later automatically annotated by Janina Kopp and Niels Ott in 2012. The sdeWaC does not contain duplications. It was parsed by TreeTagger and FSPar dependency parser which carried out sentence analysis.

Part-of-speech tagset

The corpus is tagged with TreeTagger using the Stuttgart-Tubingen tagset.

Tools to work with the German corpus

A complete set of Sketch Engine tools is available to work with this German corpus from the web to generate:

  • word sketch – German collocations categorized by grammatical relations
  • thesaurus – synonyms and similar words for every word
  • keywords – terminology extraction of one-word and multi-word units
  • word lists – lists of German nouns, verbs, adjectives etc. organized by frequency
  • n-grams – frequency list of multi-word units
  • concordance – examples in context
  • text type analysis – statistics of metadata in the corpus

sdeWaC (2012)

  • without duplications
  • parsed by TreeTagger and FSPar dependency parser

deWaC (2009)

  • initial version 1,3 billion words
  • tagged by TreeTagger

BARONI, Marco, et al. The WaCky wide web: a collection of very large linguistically processed web-crawled corporaLanguage resources and evaluation, 2009, 43.3: 209-226.

Corpus factory method

Adam Kilgarriff, Siva Reddy, Jan Pomikálek, and Avinesh PVS. A corpus factory for many languages. In LREC workshop on Web Services and Processing Pipelines, Malta, May 2010.

sDeWaC corpus

FAAß, Gertrud; ECKART, Kerstin. Sdewac–a corpus of parsable sentences from the web. In: Language processing and knowledge in the Web. Springer, Berlin, Heidelberg, 2013. p. 61-68.

German word sketch (sdeWaC)

Ivanova, K., Heid, U., Im Walde, S. S., Kilgarriff, A., & Pomikálek, J. (2008, May). Evaluating a German Sketch Grammar: A Case Study on Noun Phrase Case. In LREC.

Search the German corpus

Sketch Engine offers a range of tools to work with this German corpus.

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