Constructing High Quality Sense-specific Corpus and Word Embedding via Unsupervised Elimination of Pseudo Multi-sense (L18-1)
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| Challenge: | Existing word embedding frameworks distinguish different senses of words by their contexts. |
| Approach: | They propose a framework for unsupervised corpus sense tagging which trains multi-sense word embeddings on a given corpus. |
| Outcome: | The proposed framework detects pseudo multi-senses without extra language resources without additional language resources. |
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| Challenge: | Existing methods for learning lower-dimensional representations of words using unlabelled data learn a single representation for a word, ignoring the different senses of that word (polysemy). |
| Approach: | They propose a method that jointly learns sense-aware word embeddings using both unlabelled and sense-tagged text corpora. |
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Large Scale Substitution-based Word Sense Induction (2022.acl-long)
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| Challenge: | Word forms are ambiguous, and derive meaning from the context in which they appear . word sense induction can be performed over a corpus-derived sense inventory . |
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With More Contexts Comes Better Performance: Contextualized Sense Embeddings for All-Round Word Sense Disambiguation (2020.emnlp-main)
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| Challenge: | Contextualized word embeddings have been used effectively across several tasks in Natural Language Processing, but it is difficult to link them to structured sources of knowledge. |
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Language Modelling Makes Sense: Propagating Representations through WordNet for Full-Coverage Word Sense Disambiguation (P19-1)
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| Challenge: | Contextual embeddings address the problem of meaning conflation hampering word embeddables. |
| Approach: | They propose a method that creates sense-level embeddings with full-coverage of WordNet without recourse to explicit sense distributions or task-specific modelling. |
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| Challenge: | Pre-trained word vectors are ubiquitous in Natural Language Processing applications. |
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Together We Make Sense–Learning Meta-Sense Embeddings (2023.findings-acl)
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| Challenge: | Existing sense embeddings do not cover all senses of ambiguous words equally well due to discrepancies in their training resources. |
| Approach: | They propose a meta-sense embedding method that preserves sense neighbourhoods by combining multiple independently trained source sense embeddables. |
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Improved Word Sense Disambiguation Using Pre-Trained Contextualized Word Representations (D19-1)
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| Challenge: | Contextualized word representations are effective in downstream tasks such as question answering, named entity recognition, and sentiment analysis. |
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| Challenge: | Cross-lingual word embeddings are representations of words across languages in a shared continuous vector space. |
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CLUSE: Cross-Lingual Unsupervised Sense Embeddings (D18-1)
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| Challenge: | Existing models for learning bilingual sense embeddings that encode semantics are weak for recognizing multi-sense word representations . elucidation of word embeddables is difficult because they do not allow a word to have different meanings in different contexts. |
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Probabilistic FastText for Multi-Sense Word Embeddings (P18-1)
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| Challenge: | Probabilistic FastText model for word embeddings captures word senses, sub-word structure, and uncertainty information. |
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