Lilja Charlotte Storset
2025
Mixed Feelings: Cross-Domain Sentiment Classification of Patient Feedback
Egil Rønningstad
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Lilja Charlotte Storset
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Petter Mæhlum
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Lilja Øvrelid
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Erik Velldal
Proceedings of the Joint 25th Nordic Conference on Computational Linguistics and 11th Baltic Conference on Human Language Technologies (NoDaLiDa/Baltic-HLT 2025)
Sentiment analysis of patient feedback from the public health domain can aid decision makers in evaluating the provided services. The current paper focuses on free-text comments in patient surveys about general practitioners and psychiatric healthcare, annotated with four sentence-level polarity classes - positive, negative, mixed and neutral - while also attempting to alleviate data scarcity by leveraging general-domain sources in the form of reviews. For several different architectures, we compare in-domain and out-of-domain effects, as well as the effects of training joint multi-domain models.
2024
EDEN: A Dataset for Event Detection in Norwegian News
Samia Touileb
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Jeanett Murstad
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Petter Mæhlum
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Lubos Steskal
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Lilja Charlotte Storset
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Huiling You
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Lilja Øvrelid
Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024)
We present EDEN, the first Norwegian dataset annotated with event information at the sentence level, adapting the widely used ACE event schema to Norwegian. The paper describes the manual annotation of Norwegian text as well as transcribed speech in the news domain, together with inter-annotator agreement and discussions of relevant dataset statistics. We also present preliminary modeling results using a graph-based event parser. The resulting dataset will be freely available for download and use.
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- Petter Mæhlum 2
- Lilja Øvrelid 2
- Jeanett Murstad 1
- Egil Rønningstad 1
- Lubos Steskal 1
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