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Mariia Fedorova

4 accepted papers

2025

An Expanded Massive Multilingual Dataset for High-Performance Language Technologies (HPLT)

ACL 2025long

Training state-of-the-art large language models requires vast amounts of clean and diverse textual data. However, building suitable multilingual datasets remains a challenge. In this work, we present HPLT v2, a collection of high-quality multilingual monolingual and parallel corpora, extending prior…

2025

Explaining novel senses using definition generation with open language models

EMNLP 2025

We apply definition generators based on open-weights large language models to the task of creating explanations of novel senses, taking target word usages as an input. To this end, we employ the datasets from the AXOLOTL’24 shared task on explainable semantic change modeling, which features Finnish,

2024

Definition generation for lexical semantic change detection

ACL 2024findings

We use contextualized word definitions generated by large language models as semantic representations in the task of diachronic lexical semantic change detection (LSCD). In short, generated definitions are used as ‘senses’, and the change score of a target word is retrieved by comparing their distri…

2024

Enriching Word Usage Graphs with Cluster Definitions

COLING 2024main

We present a dataset of word usage graphs (WUGs), where the existing WUGs for multiple languages are enriched with cluster labels functioning as sense definitions. They are generated from scratch by fine-tuned encoder-decoder language models. The conducted human evaluation has shown that these defin…