arWaC: Arabic corpus from the Web

The Arabic Web Corpus (arWaC) is an Arabic corpus made up of texts collected from the Arabic Web domain. The corpus was created by Serge Sharoff and was tagged by AMIRA-1.2. The corpus consists of  174 million Arabic words and texts are cleaned and deduplicated.

Part-of-speech tagset

The arWaC Arabic corpus was PoS tagged by AMIRA version 1.2 with the following tagset summary.

Tools to work with the Arabic corpus

A complete set of tools is available to work with this Arabic corpus to generate:

  • word sketch – Arabic collocations categorized by grammatical relations
  • thesaurus – synonyms and similar words for every word
  • word lists – lists of Arabic nouns, verbs, adjectives etc. organized by frequency
  • n-grams – frequency list of multi-word units
  • concordance – examples in context

Bibliography

WaC corpora

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.

BARONI, Marco; KILGARRIFF, Adam. Large linguistically-processed web corpora for multiple languages. In: Proceedings of the Eleventh Conference of the European Chapter of the Association for Computational Linguistics: Posters & Demonstrations. Association for Computational Linguistics, 2006, pp. 87–90.

Arabic part-of-speech tag set

Mona T. Diab (2007) Towards an optimal POS tag set for Modern Standard Arabic Processing Recent Advances. In Natural Language Processing (RANLP), August, Borovets, Bulgaria.

Search the Arabic corpus

Sketch Engine offers a range of tools to work with this Arabic corpus from the web.

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