Papers by Michael Castelle
Cost-Sensitive BERT for Generalisable Sentence Classification on Imbalanced Data (D19-50)
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| Challenge: | Popular NLP tasks such as sentiment analysis and event extraction from social media are examples of imbalanced classification problems. |
| Approach: | They propose a method to generalise on dissimilar training and test data using a measure of similarity between datasets. |
| Outcome: | The proposed method achieves the second highest score on sentence-level propaganda classification. |