Research output per year
Research output per year
Personal profile
Description of research and teaching
Curriculum vitae
I work as professor of language technology at the Department of Digital Humanities at the University of Helsinki. My main research interest is in cross-lingual NLP and machine translation.
- Since August 2015: Professor of Language Technology at the Department of Digital Humanities / HELDIG (formerly at the Department of Modern Languages), University of Helsinki
- September 2014 – July 2015: Senior Researcher at the Department of Linguistics and Philology, Uppsala University
- September 2009 – August 2014: Visiting Professor at the Department of Linguistics and Philology, Uppsala University
- September 2004 – August 2009: PostDoc researcher at the Department of Information Science/Humanities Computing (Informatiekunde), University of Groningen
- January 2004 – August 2004: Lecturer in computational linguistics and coordinator for the language technology programme, Department of Linguistics and Philology, Uppsala University
- 2000 – 2003: Ph.D. research at the Department of Linguistics, Uppsala University
- 2001 – 2002: Visiting Ph.D. student, Division of Informatics, Edinburgh University, UK
- 1997 – 1999: Research assistent, Department of Linguistics, Uppsala University
- 1991 – 1997: Masters in Computer Science (Diplom für Informatik), “Otto-von-Guericke” University, Magdeburg, Germany
Recent Projects
- Found in Translation: Natural Language Understanding with Cross-lingual Grounding (ERC)
- MeMAD: Methods for Managing Audiovisual Data (EU H2020)
- NLUxG – NLU with Cross-Lingual Grounding (AoF)
- Nordic Language Processing Laboratory (nordforsk, NeIC)
- fiskmö: Parallel corpora and machine translation for Finnish and Swedish (SKF)
- Cross-lingual NLP for low-resource languages (UH)
- Discourse Oriented Statistical Machine Translation (VR)
- Efficient Algorithms for Natural Language Processing Beyond Sentence Boundaries – a project within the e-science collaboration eSSENCE
- LetsMT! – Building a Platform for Online Sharing of Training Data and Building User Tailored MT (EU ICT)
Resources and Tools
- OPUS – a collection of freely available parallel corpora and tools
- fiskmö translator – a translation demo for the Nordic languages
- efmaral and eflomal – tools for efficient word alignment
- WMT en-fi 2016, 2017: official MT test sets for Finnish-English
- HNMT – the Helsinki Neural Machine Translation system
- Lingua::Align – a toolbox for tree-to-tree alignment
- Uplug – a toolbox for processing parallel corpora
- Lingua::Ident::Blacklists – language identifier for related languages
- Docent – a document-level SMT decoder
- pdf2xml – a converter for PDF documents
- subalign – tools for converting and aligning movie subtitles
- Helsinki-NLP at github and bitbucket
Active PhD Students
Former PhD Students
Education/Academic qualification
Computational Linguistics, PhD, Recycling Translations - Extraction of Lexical Data from Parallel Corpora and their Application in Natural Language Processing, Uppsala University
2000 → 2003
Award Date: 12 Dec 2003
Computer Science, M.Sc., Automatical Lexicon Extraction from Aligned Bilingual Corpora, Otto Von Guericke University, Magdeburg
1991 → 1997
Award Date: 11 Sept 1997
Fields of Science
- 6121 Languages
- Computational Linguistics
- machine translation
- 113 Computer and information sciences
- language technology
- machine learning
- Natural language processing
- Artificial intelligence
Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
Research output
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The MeMAD Submission to the WMT18 Multimodal Translation Task
Grönroos, S.-A., Huet, B., Kurimo, M., Laaksonen, J., Merialdo, B., Pham, P., Sjöberg, M., Sulubacak, U., Tiedemann, J., Troncy, R. & Vázquez Carrillo, J. R., 1 Nov 2018, Proceedings of the Third Conference on Machine Translation (WMT): Shared Task Papers. Bojar, O., Chatterjee, R., Federmann, C., Fishel, M., Graham, Y., Haddow, B., Huck, M., Yepes, A. J., Koehn, P., Monz, C., Negri, M., Névéol, A., Neves, M., Post, M., Specia, L., Turchi, M. & Verspoor, K. (eds.). Stroudsburg: The Association for Computational Linguistics, p. 603-611 9 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
Open AccessFile -
Emerging Language Spaces Learned From Massively Multilingual Corpora
Tiedemann, J., 2018, Proceedings of the Digital Humanities in the Nordic Countries 3rd Conference (DHN 2018). Mäkelä, E., Tolonen, M. & Tuominen, J. (eds.). Helsinki: CEUR Workshop Proceedings, Vol. 2084. p. 188-197 (CEUR Workshop Proceedings).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
Open AccessFile -
Findings of the VarDial Evaluation Campaign 2017
Zampieri, M., Malmasi, S., Ljubešić, N., Nakov, P., Ali, A., Tiedemann, J., Scherrer, Y. & Aepli, N., 1 Apr 2017, Proceedings of the Fourth Workshop on NLP for Similar Languages, Varieties and Dialects. Stroudsburg: The Association for Computational Linguistics, p. 1-15 15 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific
Open Access -
Synthetic Treebanking for Cross-Lingual Dependency Parsing
Tiedemann, J. & Agi, Z., Jan 2016, In: Journal of Artificial Intelligence Research. 55, p. 209-248 40 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Parallel Data, Tools and Interfaces in OPUS
Tiedemann, J., 1 May 2012, Unknown host publication. Calzolari, N., Choukri, K., Declerck, T., Dogan, M. U., Maegaard, B., Mariani, J., Odijk, J. & Piperidis, S. (eds.). p. 2214-2218 5 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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FoTran: Found in Translation - Natural Language Understanding with Cross-Lingual Grounding
Tiedemann, J. (Project manager), Attieh, J. (Participant), Aulamo, M. (Participant), Celikkanat, H. (Participant), De Gibert Bonet, O. (Participant), Grönroos, S.-A. (Participant), Mickus, T. (Participant), Scherrer, Y. (Participant), Silfverberg, M. (Participant), Sjöblom, E. I. (Participant), Talman, A. (Participant), Vazquez , R. (Participant), Virpioja, S. P. (Participant), Yli-Jyrä, A. (Participant), Celikkanat, H. (Participant), Raganato, A. (Participant), Silfverberg, M. (Participant), Sulubacak, U. (Participant) & Vazquez , R. (Participant)
01/09/2018 → 31/03/2024
Project: The European Research Council: Consolidator Grant (H2020-ERC-COG)
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MeMAD: Methods for Managing Audiovisual Data: Combining Automatic Efficiency with Human Accuracy
Hirvonen, M. (Principal Investigator), Tiedemann, J. (Participant), Tiittula, L. (Participant), Sulubacak, U. (Participant), Vazquez , R. (Participant) & Koponen, M. (Participant)
European Commission / Horizon 2020
01/01/2018 → 31/03/2021
Project: Research project
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fiskmö: Creation of a parallel corpus of translated documents and machine translation for Finnish and Swedish
Tiedemann, J. (Project manager), Ginter, F. (Project manager), Papula, N. (Project manager), Aulamo, M. (Participant), Nieminen, T. (Participant), Kanerva, J. (Participant) & Eskola, K. (Participant)
01/05/2018 → 31/03/2021
Project: Research project
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NLPL: Nordic Language Processing Laboratory
Tiedemann, J. (Participant) & Scherrer, Y. (Participant)
01/01/2017 → 31/12/2019
Project: Other project
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ReBeL: Reading Between the Lines: Exploiting context to discover the unsaid
Tiedemann, J. (Principal Investigator), Tolonen, M. (Co-Principal Investigator), Heikkilä, T. (Co-Principal Investigator), Mathioudakis, M. (Co-Principal Investigator), Roos, T. (Co-Principal Investigator), Jokitalo, E. (Co-Principal Investigator), Siewert, J. (Participant), Day, J. (Participant), Vikman, K. A. (Participant), Pivovarova, L. (Participant), Belevich, I. (Participant) & Tiihonen, I. L. I. (Participant)
01/01/2026 → 31/12/2028
Project: University of Helsinki Funds
Datasets
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WMT17 test set Finnish-English
Tiedemann, J. (Creator), Zenodo, 21 Jan 2018
DOI: 10.5281/zenodo.1156326, https://github.com/Helsinki-NLP/WMT16-test-enfi/tree/v1.0
Dataset
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WMT16 test set Finnish-English
Tiedemann, J. (Creator), Zenodo, 21 Jan 2018
DOI: 10.5281/zenodo.1156325, https://github.com/Helsinki-NLP/WMT16-test-enfi/tree/v1.0
Dataset
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Shared Task in Cross-Lingual Parsing
Tiedemann, J. (Data Manager), Atlassian, 2017
https://bitbucket.org/hy-crossNLP/vardial2017
Dataset
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DiscoMT 2015 Shared Task on Pronoun Translation
Tiedemann, J. (Creator), LINDAT/CLARIN, 31 Jan 2016
DOI: http://hdl.handle.net/11372/LRT-1611, http://hdl.handle.net/11372/LRT-1611
Dataset
Activities
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What is the meaning of life? I found it in translation ...
Tiedemann, J. (Speaker)
12 Dec 2018Activity: Talk or presentation types › Oral presentation
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FoTran 2018: Found in translation
Tiedemann, J. (Scientific Committee Chair), Celikkanat, H. (Member of organizing committee) & Vazquez Carrillo, J. R. (Member of organizing committee)
28 Sept 2018Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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The Thirteenth Workshop on NLP for Similar Languages, Varieties and Dialects (VarDial) 2026
Jauhiainen, T. (Member of organizing committee), Scherrer, Y. (Chair of organizing committee) & Tiedemann, J. (Member of organizing committee)
2025 → 2026Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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MT Marathon 2025
Tiedemann, J. (Chair of organizing committee), Vazquez , R. (Member of organizing committee), Mickus, T. (Member of organizing committee), Attieh, J. (Member of organizing committee), Aulamo, M. (Member of organizing committee) & De Gibert Bonet, O. (Member of organizing committee)
25 Aug 2025 → 29 Aug 2025Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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Workshop on NLP for Similar Languages, Varieties and Dialects
Jauhiainen, T. (Member of organizing committee), Scherrer, Y. (Chair of organizing committee) & Tiedemann, J. (Member of organizing committee)
2024 → 2025Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
Press/Media
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Språk(teknologi) är nyckeln till intelligens och rättvisa
20/01/2022
1 Media contribution
Press/Media: Press / Media
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500-Million-Sentence Dataset Can Boost Machine Translation for Low-Resource Languages
08/03/2021
1 item of Media coverage
Press/Media: Press / Media
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A brief history of machine translation paradigms
14/05/2020
1 item of Media coverage
Press/Media: Press / Media
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