--- title: "Jannis Vamvas · University of Zurich — author profile and papers" description: "Jannis Vamvas, University of Zurich: 4 papers on Elamur Research (2024–2026), h-index 6 — affiliations, topics, co-authors and who cites…" canonical: "https://research.elamur.ai/free/en/authors/jannis-vamvas/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/jannis-vamvas/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Jannis Vamvas # Jannis Vamvas Jannis Vamvas has 4 papers in our library, in 2024–2026, most of them on [Multilingual & cross-lingual NLP](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/), [Evaluation & benchmarks](https://md.research.elamur.ai/free/en/topics/evaluation-benchmarks/), [Machine translation](https://md.research.elamur.ai/free/en/topics/machine-translation/); often with [Rico Sennrich](https://md.research.elamur.ai/free/en/authors/rico-sennrich/), [Alireza Mohammadshahi](https://md.research.elamur.ai/free/en/authors/alireza-mohammadshahi/), [Sina Ahmadi](https://md.research.elamur.ai/free/en/authors/sina-ahmadi/). 4 papers in our library · 2024–2026 [OpenAlex](https://openalex.org/A5072479104) · [ORCID](https://orcid.org/0009-0002-1821-1837) · [**h-index 6**](https://openalex.org/authors/A5072479104) · [83 works](https://openalex.org/works?filter=author.id:A5072479104) · [116 citations](https://openalex.org/works?filter=author.id:A5072479104&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 4 works in our library](https://md.research.elamur.ai/free/en/authors/jannis-vamvas/#papers) · [🔗 Cited 114 times in our library](https://md.research.elamur.ai/free/en/authors/jannis-vamvas/cited-by/) · [5 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #7881](https://md.research.elamur.ai/free/en/paper-stars/page/79/#star-7881) The profile is the library's match of the name; two people with one name are not always told apart. Elsewhere: [Google Scholar](https://scholar.google.com/citations?view_op=search_authors&mauthors=Jannis+Vamvas) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Jannis+Vamvas) · [dblp](https://dblp.org/search?q=Jannis+Vamvas) · [ACL Anthology](https://aclanthology.org/search/?q=Jannis+Vamvas) ## Affiliations [🎓**University of Zurich** Zurich · Switzerland 2020–2026 · 56 papersEmployment since 2023 · Senior Academic Associate, Department of Computational Linguistics*current*](https://md.research.elamur.ai/free/en/universities/university-of-zurich/) From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 7 The field of science this work belongs to (OpenAlex fields).[Artificial Intelligence · 4 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Arts and Humanities · 4 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/) · [Computer Science · 4 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Language and Linguistics · 4 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) · [Computer Vision and Pattern Recognition · 1 work](https://md.research.elamur.ai/free/en/shelves/computer-science/computer-vision-and-pattern-recognition/) · [Engineering · 1 work](https://md.research.elamur.ai/free/en/shelves/engineering/) · [Media Technology · 1 work](https://md.research.elamur.ai/free/en/shelves/engineering/media-technology/) 🧭 Topics 4 Research subjects and languages the work is about.[Machine translation · 1 work](https://md.research.elamur.ai/free/en/topics/machine-translation/) · [Evaluation & benchmarks · 2 works](https://md.research.elamur.ai/free/en/topics/evaluation-benchmarks/) · [Multilingual & cross-lingual NLP · 2 works](https://md.research.elamur.ai/free/en/topics/multilingual-nlp/) · [Idioms & multiword expressions · 1 work](https://md.research.elamur.ai/free/en/topics/multiword-expressions/) ## Works by year ### 2020s [**2026** 3 papers](https://md.research.elamur.ai/free/en/authors/jannis-vamvas/year/2026/) · [**2024** 1 paper](https://md.research.elamur.ai/free/en/authors/jannis-vamvas/year/2024/) ## Papers The most cited first (OpenAlex and our library). 1. **[Mitigating Hallucinations and Off-target Machine Translation with Source-Contrastive and Language-Contrastive Decoding](https://md.research.elamur.ai/free/en/papers/sennrich-2024-mitigating-hallucinations-off-target-machine/)** *(2024 · 47 citations)* Massively multilingual MT systems, especially in low-resource directions, often produce hallucinations (output unrelated to the input) or off-target translations (output in the wrong language, usually English or the source language). 2. **[How Good is AI on Swiss Voting Booklets? A Multilingual OCR and Alignment Benchmark](https://md.research.elamur.ai/free/en/papers/stussi-2026-how-good-is-ai-swiss/)** *(2026)* The paper tackles turning Switzerland's federal voting booklets into a clean, machine-readable parallel corpus. 3. **[Robust Language Identification for Romansh Varieties](https://md.research.elamur.ai/free/en/papers/model-2026-robust-language-identification-romansh-varieties/)** *(2026)* Romansh, spoken by roughly 40,000 people in the Swiss canton of Grisons, exists as five regional idioms (Sursilvan, Sutsilvan, Surmiran, Puter, Vallader) plus the supra-regional written standard Rumantsch Grischun (RG). 4. **[SwissGov-RSD: A Human-annotated, Cross-lingual Benchmark for Token-level Recognition of Semantic Differences Between Related Documents](https://md.research.elamur.ai/free/en/papers/wastl-2026-swissgov-rsd-human-annotated-cross/)** *(2026)* The paper tackles the recognition of semantic differences (RSD): finding which tokens in two related texts do not mean the same thing. ## All works 9 works of theirs in our library, the most cited first; 4 with a page here, the others link their original until we summarise them. 1. **[Mitigating Hallucinations and Off-target Machine Translation with Source-Contrastive and Language-Contrastive Decoding](https://md.research.elamur.ai/free/en/papers/sennrich-2024-mitigating-hallucinations-off-target-machine/) [Conference of the European Chapter of the Association for Computational Linguistics (EACL)](https://md.research.elamur.ai/free/en/venues/eacl/)**Rico Sennrich, Jannis Vamvas, Alireza Mohammadshahi*2024 · 47 citations* 2. **[Contrastive Conditioning for Assessing Disambiguation in MT: A Case Study of Distilled Bias ↗](https://aclanthology.org/2021.emnlp-main.803/) Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing · no summary yet**Jannis Vamvas, Rico Sennrich*2021 · 36 citations* 3. **[Modular Adaptation of Multilingual Encoders to Written Swiss German Dialect ↗](https://aclanthology.org/2024.moomin-1.3/) Proceedings of the 1st Workshop on Modular and Open Multilingual NLP (MOOMIN 2024) · no summary yet**Jannis Vamvas, Noëmi Aepli, Rico Sennrich*2024 · 3 citations* 4. **[Trained MT Metrics Learn to Cope with Machine-translated References ↗](https://aclanthology.org/2023.wmt-1.95/) Proceedings of the Eighth Conference on Machine Translation · no summary yet**Jannis Vamvas et al.*2023 · 1 citation* 5. **[How Good is AI on Swiss Voting Booklets? A Multilingual OCR and Alignment Benchmark](https://md.research.elamur.ai/free/en/papers/stussi-2026-how-good-is-ai-swiss/) [Edition of the Swiss Text Analytics Conference](https://md.research.elamur.ai/free/en/venues/swisstext/)**Elina Stüssi, Jannis Vamvas*2026* 6. **[Robust Language Identification for Romansh Varieties](https://md.research.elamur.ai/free/en/papers/model-2026-robust-language-identification-romansh-varieties/) [Edition of the Swiss Text Analytics Conference](https://md.research.elamur.ai/free/en/venues/swisstext/)**Charlotte Model, Sina Ahmadi, Jannis Vamvas*2026* 7. **[SwissGov-RSD: A Human-annotated, Cross-lingual Benchmark for Token-level Recognition of Semantic Differences Between Related Documents](https://md.research.elamur.ai/free/en/papers/wastl-2026-swissgov-rsd-human-annotated-cross/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Michelle Wastl, Jannis Vamvas, Rico Sennrich*2026* 8. **[Last Translation Benchmark ↗](https://arxiv.org/abs/2609.04173) arXiv:2609.04173 · no summary yet**Vilem Zouhar et al.*2026* 9. **[Tracing Linguistic Footprints of ChatGPT Across Tasks, Domains and Personas in English and German ↗](https://aclanthology.org/2024.swisstext-1.9/) Proceedings of the 9th edition of the Swiss Text Analytics Conference · no summary yet**Anastassia Shaitarova et al.*2024* ## Co-authors here 3 co-authors with a page, the most papers together first. - [Rico Sennrich](https://md.research.elamur.ai/free/en/authors/rico-sennrich/) ×2 - [Alireza Mohammadshahi](https://md.research.elamur.ai/free/en/authors/alireza-mohammadshahi/) - [Sina Ahmadi](https://md.research.elamur.ai/free/en/authors/sina-ahmadi/) ## Venues Where their works here were published, the most works first, with the editions of those that have a page. - [Edition of the Swiss Text Analytics Conference](https://md.research.elamur.ai/free/en/venues/swisstext/) ×3: [Edition of the Swiss Text Analytics Conference 2026](https://md.research.elamur.ai/free/en/venues/swisstext/2026/) ×2 - [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/) ×2: [ACL 2026](https://md.research.elamur.ai/free/en/venues/acl/2026/) - [Conference of the European Chapter of the Association for Computational Linguistics (EACL)](https://md.research.elamur.ai/free/en/venues/eacl/): [EACL 2024](https://md.research.elamur.ai/free/en/venues/eacl/2024/) - Proceedings of the 1st Workshop on Modular and Open Multilingual NLP (MOOMIN 2024) - Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing - Proceedings of the Eighth Conference on Machine Translation ## Cited by Papers of our library cite their works 114 times (of the 149,439 papers whose bibliographies we read); [28 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/jannis-vamvas/cited-by/). Updated 1 November 2026