Select publications, presentations, data, and code by people associated with Helsinki Computational History Group.


  • Bibliographic Data Science and the History of the Book (c. 1500–1800). Leo Lahti, Jani Marjanen, Hege Roivainen, Mikko Tolonen. Cataloging & Classification Quarterly, 1–19, 2019. Special issue. Publication
  • A Quantitative Approach to Book-Printing in Sweden and Finland, 1640–1828. Mikko Tolonen, Leo Lahti, Hege Roivainen, Jani Marjanen. Historical Methods: A Journal of Quantitative and Interdisciplinary History, 1–22, 2018. Publication
  • Digitaaliset ihmistieteet ja historiantutkimus. Mikko Tolonen and Leo Lahti. 2018. (in Finnish). In: Hannikainen, MO and Danielsbacka, M and Tepora, T (eds.). Menneisyyden rakentajat. Gaudeamus, Helsinki, 2018. Publication
  • Alchemy & algorithms: perspectives on the philosophy and history of open science. Leo Lahti, Filipe da Silva, Markus Petteri Laine, Viivi Lähteenoja, Mikko Tolonen. RIO Journal 3:e13593, 2017. Publication
  • Retrieval and Analysis of Eurostat Open Data with the eurostat Package. Leo Lahti, Janne Huovari, Markus Kainu, Przemysław Biecek. R Journal 2017. Publication
  • A Quantitative Study of History in the English Short-Title Catalogue (ESTC) 1470-1800. Leo Lahti, Niko Ilomäki, Mikko Tolonen. LIBER Quarterly 25(2):87-116, 2015. Publication | PDF
  • Aatehistoria ja digitaalisten aineistojen mahdollisuudet. Mikko Tolonen, Leo Lahti. Ennen & Nyt 2, 2015. Publication | PDF
  • Beyond Open Access - The Changing Culture of Producing and Disseminating Scientific Knowledge. Heidi Laine, Leo Lahti, Anne Lehto, Samuli Ollila, Markus Miettinen. Proc. 19th International Academic Mindtrek Conference 2015 in Tampere, Finland — September 22 - 24, 2015. ACM New York, NY, USA. Publication
  • Open Science Peer Review Oath. J Aleksic, A Alexa, TK Attwood, D Bolser, M Dahlö, R Davey, H Dinkel, K Förstner, I Grigorov, J-K Hèriché, N Chue Hong, L Lahti, D MacLean, ML Markie, J Molloy, MV Schneider, C Scott, R Smith-Unna, BM Vieira. F1000Research 3:271, 2014. AllBio: Open Science & Reproducibility Best Practice Workshop 2014. Publication

Presentations & Posters

  • Metadata analysis and text reuse. Reassessing public discourse in Finland through newspapers and journals, 1771–1917. ilip Ginter¹, Antti Kanner², Leo Lahti¹, Jani Marjanen², Eetu Mäkelä², Asko Nivala¹, Heli Rantala¹, Hannu Salmi¹, Reetta Sippola¹, Mikko Tolonen², Ville Vaara², Aleksi Vesanto¹ ¹University of Turku, ²University of Helsinki. Di­gital Hu­man­it­ies in the Nor­dic Countries. Helsinki, 9th March 2018. DHN2018 | PDF
  • Quantitative approach to book printing in Sweden and Finland, 1470-1830. Mikko Tolonen, Leo Lahti, Hege Roivainen, Jani Marjanen Historiantutkimuksen päivät, Turku Oct 21, 2017 PDF
  • Exploring ECCO: Key moments in 18th-century philosophical literature. Eetu Mäkelä, Vili Lähteenmäki, Antti Kanner, Ville Vaara. Never Mine the Mind? Sym­posium on Com­pu­ta­tional Ap­proaches to In­tel­lec­tual His­tory and the His­tory of Philo­sophy. Helsinki, 31 May 2017. Never Mine the Mind | PDF
  • OCTAVO: Analysing Early Modern Public Communication. Antti Kanner, Jani Marjanen, Ville Vaara, Hege Roivainen, Viivi Lähteenoja, Laura Tarkka-Robinson, Eetu Mäkelä, Leo Lahti and Mikko Tolonen. Digital Humanities at Oxford Summer School. Oxford, 6th July 2017. DHOxSS | PDF
  • Case-studies of Consciousness & Public: Text and data mining eighteenth century based on ESTC & ECCO. DR2 Distant Reading and Data-Driven Research in the History of Philosophy. Turin, 16-18 January 2017. DR2 site | PDF
  • Analysing the Language, Location and Form of Newspapers in Finland, 1771-1910. Jani Marjanen, Ville Vaara, Antti Kanner, Hege Roivainen, University of Helsinki, Eetu Mäkelä, Aalto university, Leo Lahti, University of Turku, Mikko Tolonen University of Helsinki. Gothenburg, 14–16 March 2017. DHN 2017 Gothenburg | PDF
  • Printing in a Periphery: a Quantitative Study of Finnish Knowledge Production, 1640-1828. Mikko Tolonen, Hege Roivainen, Jani Marjanen, Leo Lahti. Krakow, Poland, 7/2016. Presentation
  • Digital humanities and open science. Leo Lahti, Helsinki, Finland, 2016. Presentation
  • Open Peer Review. Leo Lahti, Academic MindTrek, Tampere 9/2015 Video lecture
  • Open science interview Leo Lahti, University of Helsinki ‘Tiedeviestinnän verkkosivut’ 2/2014. Video lecture

Data and code

Supplementary material for publications