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Rui Sousa-Silva

4 accepted papers

2025

Leveraging Loanword Constraints for Improving Machine Translation in a Low-Resource Multilingual Context

EMNLP 2025

This research investigates how to improve machine translation systems for low-resource languages by integrating loanword constraints as external linguistic knowledge. Focusing on the Portuguese-Emakhuwa language pair, which exhibits significant lexical borrowing, we address the challenge of effectiv

Cited by 0SourcePDFScholar
2025

SSA-COMET: Do LLMs Outperform Learned Metrics in Evaluating MT for Under-Resourced African Languages?

EMNLP 2025

Evaluating machine translation (MT) quality for under-resourced African languages remains a significant challenge, as existing metrics often suffer from limited language coverage and poor performance in low-resource settings. While recent efforts, such as AfriCOMET, have addressed some of the issues

Cited by 0SourcePDFScholar
2024

Building Resources for Emakhuwa: Machine Translation and News Classification Benchmarks

EMNLP 2024main

This paper introduces a comprehensive collection of NLP resources for Emakhuwa, Mozambique’s most widely spoken language. The resources include the first manually translated news bitext corpus between Portuguese and Emakhuwa, news topic classification datasets, and monolingual data. We detail the pr…

Cited by 1SourcePDFScholar
2024

Detecting Loanwords in Emakhuwa: An Extremely Low-Resource Bantu Language Exhibiting Significant Borrowing from Portuguese

COLING 2024main

The accurate identification of loanwords within a given text holds significant potential as a valuable tool for addressing data augmentation and mitigating data sparsity issues. Such identification can improve the performance of various natural language processing tasks, particularly in the context…

Cited by 3SourcePDFScholar