stulcrad/CNEC2_0_CONLL_ext

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Dataset Details

Dataset Description

This dataset contains the CoNLL-based Extended Czech Named Entity Corpus 2.0 (CNEC 2.0_extended). The dataset is a collection of Czech texts annotated with named entities. The original CNEC 2.0 dataset contains 8993 Czech sentences with 35220 Czech named entities (train + validation + test). The original corpus uses 58 entity types. The extended version uses only 7 entity types and one additional type for non-entities:

Description of entities:
'O' = Outside of a named entity
'B-A' = Beginning of a complex address number (Postal code, street number, even phone number)
'I-A' = Inside of a number in the address
'B-G' = Beginning of a geographical name
'I-G' = Inside of a geographical name
'B-I' = Beginning of an institution name
'I-I' = Inside of an institution name
'B-M' = Beginning of a media name (email, server, website, tv series, etc.)
'I-M' = Inside of a media name
'B-O' = Beginning of an artifact name (book, old movies, etc.)
'I-O' = Inside of an artifact name
'B-P' = Beginning of a person's name
'I-P' = Inside of a person's name
'B-T' = Beginning of a time expression
'I-T' = Inside of a time expression

Labels:
'0': O
'1': B-A
'2': I-A
'3': B-G
'4': I-G
'5': B-I
'6': I-I
'7': B-M
'8': I-M
'9': B-O
'10': I-O
'11': B-P
'12': I-P
'13': B-T
'14': I-T

Dataset Sources [optional]

• Repository: http://hdl.handle.net/11234/1-3493
• Paper: https://link.springer.com/chapter/10.1007/978-3-642-40585-3_20

Dataset Structure

The dataset is formated in a CONLL format, use the ner_tags for tokenization, spans and langs is only a surplus.

Dataset Creation

Who are the source data producers?

"http://hdl.handle.net/11234/1-3493"

Citation [optional]

BibTeX:

@misc{11234/1-3493,
title = {{CoNLL}-based Extended Czech Named Entity Corpus 2.0},
author = {Konkol, Michal and Konop{\'{\i}}k, Miloslav and {\v S}ev{\v c}{\'{\i}}kov{\'a}, Magda and {\v Z}abokrtsk{\'y}, Zden{\v e}k and Strakov{\'a}, Jana and Straka, Milan},
url = {http://hdl.handle.net/11234/1-3493},
note = {{LINDAT}/{CLARIAH}-{CZ} digital library at the Institute of Formal and Applied Linguistics ({{\'U}FAL}), Faculty of Mathematics and Physics, Charles University},
copyright = {Attribution-{NonCommercial}-{ShareAlike} 3.0 Unported ({CC} {BY}-{NC}-{SA} 3.0)},
year = {2014} }

@misc{11858/00-097C-0000-0023-1B22-8,
title = {Czech Named Entity Corpus 2.0},
author = {{\v S}ev{\v c}{\'{\i}}kov{\'a}, Magda and {\v Z}abokrtsk{\'y}, Zden{\v e}k and Strakov{\'a}, Jana and Straka, Milan},
url = {http://hdl.handle.net/11858/00-097C-0000-0023-1B22-8},
note = {{LINDAT}/{CLARIAH}-{CZ} digital library at the Institute of Formal and Applied Linguistics ({{\'U}FAL}), Faculty of Mathematics and Physics, Charles University},
copyright = {Attribution-{NonCommercial}-{ShareAlike} 3.0 Unported ({CC} {BY}-{NC}-{SA} 3.0)},
year = {2014} }

APA:

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