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cs.CL2023
Finding the Needle in a Haystack: Unsupervised Rationale Extraction from Long Text Classifiers
Kamil Bujel, Andrew Caines, Helen Yannakoudakis +1
Long-sequence transformers are designed to improve the representation of longer texts by language models and their performance on downstream document-level tasks. However, not much…
cs.CL2021
Zero-shot Sequence Labeling for Transformer-based Sentence Classifiers
Kamil Bujel, Helen Yannakoudakis, Marek Rei
We investigate how sentence-level transformers can be modified into effective sequence labelers at the token level without any direct supervision. Existing approaches to zero-shot…