TIGQA: An Expert-Annotated Question-Answering Dataset in Tigrinya

Hailay Kidu Teklehaymanot, Dren Fazlija, Niloy Ganguly, Gourab Kumar Patro, Wolfgang Nejdl


Abstract
The absence of explicitly tailored, accessible annotated datasets for educational purposes presents a notable obstacle for NLP tasks in languages with limited resources. This study initially explores the feasibility of using machine translation (MT) to convert an existing dataset into a Tigrinya dataset in SQuAD format. As a result, we present TIGQA, an expert-annotated dataset containing 2,685 question-answer pairs covering 122 diverse topics such as climate, water, and traffic. These pairs are from 537 context paragraphs in publicly accessible Tigrinya and Biology books. Through comprehensive analyses, we demonstrate that the TIGQA dataset requires skills beyond simple word matching, requiring both single-sentence and multiple-sentence inference abilities. We conduct experiments using state-of-the-art MRC methods, marking the first exploration of such models on TIGQA. Additionally, we estimate human performance on the dataset and juxtapose it with the results obtained from pre-trained models. The notable disparities between human performance and the best model performance underscore the potential for fu- ture enhancements to TIGQA through continued research. Our dataset is freely accessible via the provided link to encourage the research community to address the challenges in the Tigrinya MRC. Keywords: Tigrinya QA dataset, Low resource QA dataset, domain specific QA
Anthology ID:
2024.lrec-main.1404
Volume:
Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024)
Month:
May
Year:
2024
Address:
Torino, Italia
Editors:
Nicoletta Calzolari, Min-Yen Kan, Veronique Hoste, Alessandro Lenci, Sakriani Sakti, Nianwen Xue
Venues:
LREC | COLING
SIG:
Publisher:
ELRA and ICCL
Note:
Pages:
16142–16161
Language:
URL:
https://aclanthology.org/2024.lrec-main.1404
DOI:
Bibkey:
Cite (ACL):
Hailay Kidu Teklehaymanot, Dren Fazlija, Niloy Ganguly, Gourab Kumar Patro, and Wolfgang Nejdl. 2024. TIGQA: An Expert-Annotated Question-Answering Dataset in Tigrinya. In Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024), pages 16142–16161, Torino, Italia. ELRA and ICCL.
Cite (Informal):
TIGQA: An Expert-Annotated Question-Answering Dataset in Tigrinya (Teklehaymanot et al., LREC-COLING 2024)
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PDF:
https://aclanthology.org/2024.lrec-main.1404.pdf