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09/21/2023
Scaling up COMETKIWI: Unbabel-IST 2023 Submission for the Quality Estimation Shared Task
We present the joint contribution of Unbabel and Instituto Superior Técn...
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05/26/2023
CREST: A Joint Framework for Rationalization and Counterfactual Text Generation
Selective rationales and counterfactual examples have emerged as two eff...
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05/19/2023
The Inside Story: Towards Better Understanding of Machine Translation Neural Evaluation Metrics
Neural metrics for machine translation evaluation, such as COMET, exhibi...
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03/28/2023
Hallucinations in Large Multilingual Translation Models
Large-scale multilingual machine translation systems have demonstrated r...
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12/19/2022
Optimal Transport for Unsupervised Hallucination Detection in Neural Machine Translation
Neural machine translation (NMT) has become the de-facto standard in rea...
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09/13/2022
CometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task
We present the joint contribution of IST and Unbabel to the WMT 2022 Sha...
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08/10/2022