metadata
license: mit
task_categories:
- token-classification
language:
- en
dataset_info:
features:
- name: id
dtype: string
- name: tokens
sequence: string
- name: ner_tags
sequence:
class_label:
names:
'0': O
'1': B-Disease
'2': I-Disease
'3': B-Chemical
'4': I-Chemical
splits:
- name: test
num_bytes: 1198054
num_examples: 300
- name: train
num_bytes: 6049819
num_examples: 1500
download_size: 1836596
dataset_size: 7247873
configs:
- config_name: default
data_files:
- split: train
path: data/train-*
- split: test
path: data/test-*
Benchmark dataset bc5cdr
This dataset was generated by the Data preprocessing step of the NERFAIR workflow (More information: https://github.com/YasCoMa/ner-fair-workflow )
Original dataset: Li, Jiao, Yueping Sun, Robin J. Johnson, Daniela Sciaky, Chih-Hsuan Wei, Robert Leaman, Allan Peter Davis, Carolyn J. Mattingly, Thomas C. Wiegers, and Zhiyong Lu. 2016. “BioCreative V CDR Task Corpus: A Resource for Chemical Disease Relation Extraction.” Database: The Journal of Biological Databases and Curation 2016 (May): baw068.