--- title: "Sami Virpioja — author profile and papers · Morphology" description: "Sami Virpioja: 2 papers on Elamur Research (2014–2023), h-index 21 — affiliations, topics, co-authors and who cites them in our library." canonical: "https://research.elamur.ai/free/en/authors/sami-virpioja/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/sami-virpioja/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Sami Virpioja # Sami Virpioja Sami Virpioja has 2 papers in our library, in 2014–2023, most of them on [Morphology](https://md.research.elamur.ai/free/en/topics/morphology/), [Reasoning](https://md.research.elamur.ai/free/en/topics/reasoning/); often with [Jörg Tiedemann](https://md.research.elamur.ai/free/en/authors/jorg-tiedemann/), [Mikko Kurimo](https://md.research.elamur.ai/free/en/authors/mikko-kurimo/). 2 papers in our library · 2014–2023 [OpenAlex](https://openalex.org/A5003986900) · [ORCID](https://orcid.org/0000-0002-3568-150X) · [Wikidata](https://www.wikidata.org/wiki/Q89704278) · [**h-index 21**](https://openalex.org/authors/A5003986900) · [113 works](https://openalex.org/works?filter=author.id:A5003986900) · [1,680 citations](https://openalex.org/works?filter=author.id:A5003986900&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/sami-virpioja/#papers) · [🔗 Cited 102 times in our library](https://md.research.elamur.ai/free/en/authors/sami-virpioja/cited-by/) · [3 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #5930](https://md.research.elamur.ai/free/en/paper-stars/page/60/#star-5930) 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=Sami+Virpioja) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Sami+Virpioja) · [dblp](https://dblp.org/search?q=Sami+Virpioja) · [ACL Anthology](https://aclanthology.org/search/?q=Sami+Virpioja) ## Affiliations [🎓**Aalto University** Espoo · Finland 2005–2020 · 34 papersEducation · D.Sc. (Tech.), Department of Information and Computer ScienceEmployment 2013–2016 · Postdoctoral Researcher, Department of Computer ScienceEmployment 2016–2017 · Postdoctoral Researcher, Department of Singal Processing and Acoustics](https://md.research.elamur.ai/free/en/universities/aalto-university/) · [🎓**University of Helsinki** Helsinki · Finland 2019–2025 · 18 papersEmployment since 2019 · University Researcher, Department of Digital Humanities](https://md.research.elamur.ai/free/en/universities/university-of-helsinki/) 🏛️**Lingsoft** Helsinki · [Finland](https://md.research.elamur.ai/free/en/countries/finland/) 2013–2017Employment 2013–2017 · Research Scientist 🏛️**Utopia Analytics** Helsinki · [Finland](https://md.research.elamur.ai/free/en/countries/finland/) 2017Employment since 2017 · Lead Data Scientist From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 1 more institution on single bylines are not listed. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 6 The field of science this work belongs to (OpenAlex fields).[Artificial Intelligence · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Arts and Humanities · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/) · [Computer Science · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Language and Linguistics · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) · [Developmental and Educational Psychology · 1 work](https://md.research.elamur.ai/free/en/shelves/psychology/developmental-and-educational-psychology/) · [Psychology · 1 work](https://md.research.elamur.ai/free/en/shelves/psychology/) 🧭 Topics 2 Research subjects and languages the work is about.[Morphology · 1 work](https://md.research.elamur.ai/free/en/topics/morphology/) · [Reasoning · 1 work](https://md.research.elamur.ai/free/en/topics/reasoning/) 💡 Concepts 2 Key ideas and methods explained on our concept pages.[Morphology · 1 work](https://md.research.elamur.ai/free/en/concepts/morphology/) · [Subword tokenization · 1 work](https://md.research.elamur.ai/free/en/concepts/subword-tokenization/) ## Works by year ### 2020s [**2023** 1 paper](https://md.research.elamur.ai/free/en/authors/sami-virpioja/year/2023/) ### 2010s [**2014** 1 paper](https://md.research.elamur.ai/free/en/authors/sami-virpioja/year/2014/) ## Papers The most cited first (OpenAlex and our library). 1. **[Morfessor 2.0: Toolkit for statistical morphological segmentation](https://md.research.elamur.ai/free/en/papers/smit-2014-morfessor-2-0-toolkit-statistical/)** *(2014 · 168 citations)* Morfessor 2.0 is a re-implementation of the Morfessor Baseline algorithm, a probabilistic method for unsupervised morphological segmentation. 2. **[Uncertainty-Aware Natural Language Inference with Stochastic Weight Averaging](https://md.research.elamur.ai/free/en/papers/talman-2023-uncertainty-aware-natural-language-inference/)** *(2023 · 6 citations)* Human readers often disagree on whether one sentence follows from another, yet NLI benchmarks usually reduce each example to a single majority label. ## All works 5 works of theirs in our library, the most cited first; 2 with a page here, the others link their original until we summarise them. 1. **[Morfessor 2.0: Toolkit for statistical morphological segmentation](https://md.research.elamur.ai/free/en/papers/smit-2014-morfessor-2-0-toolkit-statistical/) [Conference of the European Chapter of the Association for Computational Linguistics (EACL)](https://md.research.elamur.ai/free/en/venues/eacl/)**Peter Smit, Sami Virpioja, Stig-Arne Grönroos, et al.*2014 · 168 citations* 2. **[Empirical Comparison of Evaluation Methods for Unsupervised Learning of Morphology ↗](https://aclanthology.org/2011.tal-2.3/) no summary yet**Sami Virpioja et al.*2011 · 79 citations* 3. **[LeBLEU: N-gram-based Translation Evaluation Score for Morphologically Complex Languages ↗](https://aclanthology.org/W15-3052/) Proceedings of the Tenth Workshop on Statistical Machine Translation · no summary yet**Sami Virpioja, Stig-Arne Grönroos*2015 · 19 citations* 4. **[Uncertainty-Aware Natural Language Inference with Stochastic Weight Averaging](https://md.research.elamur.ai/free/en/papers/talman-2023-uncertainty-aware-natural-language-inference/) [Nordic Conference on Computational Linguistics (NoDaLiDa)](https://md.research.elamur.ai/free/en/venues/nodalida/)**Aarne Talman, Hande Celikkanat, Sami Virpioja, et al.*2023 · 6 citations* 5. **[Implementing and Evaluating Multi-source Retrieval-Augmented Translation ↗](https://aclanthology.org/2025.wmt-1.20/) Proceedings of the Tenth Conference on Machine Translation · no summary yet**Tommi Nieminen, Jörg Tiedemann, Sami Virpioja*2025* ## Co-authors here 2 co-authors with a page, the most papers together first. - [Jörg Tiedemann](https://md.research.elamur.ai/free/en/authors/jorg-tiedemann/) - [Mikko Kurimo](https://md.research.elamur.ai/free/en/authors/mikko-kurimo/) ## Venues Where their works here were published, the most works first, with the editions of those that have a page. - [Conference of the European Chapter of the Association for Computational Linguistics (EACL)](https://md.research.elamur.ai/free/en/venues/eacl/): [EACL 2014](https://md.research.elamur.ai/free/en/venues/eacl/2014/) - [Nordic Conference on Computational Linguistics (NoDaLiDa)](https://md.research.elamur.ai/free/en/venues/nodalida/): [NoDaLiDa 2023](https://md.research.elamur.ai/free/en/venues/nodalida/2023/) - Proceedings of the Tenth Conference on Machine Translation - Proceedings of the Tenth Workshop on Statistical Machine Translation ## Cited by Papers of our library cite their works 102 times (of the 149,439 papers whose bibliographies we read); [6 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/sami-virpioja/cited-by/). Updated 30 October 2026