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SYN2020: A New Corpus of Czech with an Innovated Annotation

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Text, Speech, and Dialogue (TSD 2021)

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Abstract

The paper introduces the SYN2020 corpus, a newly released representative corpus of written Czech following the tradition of the Czech National Corpus SYN series. The design of SYN2020 incorporates several substantial new features in the area of segmentation, lemmatization and morphological tagging, such as a new treatment of lemma variants, a new system for identifying morphological categories of verbs or a new treatment of multiword tokens. The annotation process, including data and tools used, is described, and the tools and accuracy of the annotation are discussed as well.

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Notes

  1. 1.

    https://www.korpus.cz.

  2. 2.

    Herein we basically follow a list of categories recently introduced for the morphological dictionary MorfFlex (see [7, 15]) which was used within our annotation process, see Sect. 3.1.

  3. 3.

    Prague Dependency Treebank.

  4. 4.

    The system of notation for the glosses and abbreviations used adheres to The Leipzig Glossing Rules [4] http://www.eva.mpg.de/lingua/resources/glossing-rules.php.

  5. 5.

    https://dumps.wikimedia.org/cswiki.

  6. 6.

    http://hdl.handle.net/11234/1-3698.

  7. 7.

    For amalgamated forms, see Sect. 2.3, the values were calculated on their multiword representations, i.e. before their reamalgamation.

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Acknowledgements

This paper and the creation of the corpus SYN2020 have been supported by the Ministry of Education of the Czech Republic, through the project Czech National Corpus, no. LM2018137.

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Correspondence to Tomáš Jelínek .

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Jelínek, T., Křivan, J., Petkevič, V., Skoumalová, H., Šindlerová, J. (2021). SYN2020: A New Corpus of Czech with an Innovated Annotation. In: Ekštein, K., Pártl, F., Konopík, M. (eds) Text, Speech, and Dialogue. TSD 2021. Lecture Notes in Computer Science(), vol 12848. Springer, Cham. https://doi.org/10.1007/978-3-030-83527-9_4

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