To stem or lemmatize a highly inflectional language in a probabilistic IR environment? - Kimmo Kettunen 001; Tuomas Kunttu; Kalervo Järvelin (J. Documentation, 2005)

Is a Morphologically Complex Language Really that Complex in Full-Text Retrieval? - Kimmo Kettunen 001; Eija Airio (FinTAL, 2006)

Analysis of EU Languages Through Text Compression. - Kimmo Kettunen 001; Markus Sadeniemi; Tiina Lindh-Knuutila; Timo Honkela (FinTAL, 2006)

Developing an automatic linguistic truncation operator for best-match retrieval of Finnish in inflected word form text database indexes. - Kimmo Kettunen 001 (J. Inf. Sci., 2006)

Managing Keyword Variation with Frequency Based Generation of Word Forms in IR. - Kimmo Kettunen 001 (NODALIDA, 2007)

Management of keyword variation with frequency based generation of word forms in IR. - Kimmo Kettunen 001 (SIGIR, 2007)

Restricted inflectional form generation in management of morphological keyword variation. - Kimmo Kettunen 001; Eija Airio; Kalervo Järvelin (Inf. Retr., 2007)

Reductive and Generative Approaches to Morphological Variation of Keywords in Monolingual Information Retrieval. - Kimmo Kettunen 001 (2007)

Automatic Generation of Frequent Case Forms of Query Keywords in Text Retrieval. - Kimmo Kettunen 001 (GoTAL, 2008)

Complexity of European Union Languages: A comparative approach. - Markus Sadeniemi; Kimmo Kettunen 001; Tiina Lindh-Knuutila; Timo Honkela (J. Quant. Linguistics, 2008)

Choosing the Best MT Programs for CLIR Purposes - Can MT Metrics Be Helpful? - Kimmo Kettunen 001 (ECIR, 2009)

Does dictionary based bilingual retrieval work in a non-normalized index? - Eija Airio; Kimmo Kettunen 001 (Inf. Process. Manag., 2009)

Reductive and generative approaches to management of morphological variation of keywords in monolingual information retrieval: An overview. - Kimmo Kettunen 001 (J. Documentation, 2009)

Frequent Case Generation in Ad Hoc Retrieval of Three Indian Languages - Bengali, Gujarati and Marathi. - Jiaul H. Paik; Kimmo Kettunen 001; Dipasree Pal; Kalervo Järvelin (FIRE, 2011)

Managing Word Form Variation of Text Retrieval in Practice - why Five Character Truncation Takes it all? - Kimmo Kettunen 001 (Baltic HLT, 2012)

Generating Variant Keyword Forms for a Morphologically Complex Language Leads to Successful Information Retrieval with Finnish. - Kimmo Kettunen 001; Paavo Arvola (IRFC, 2012)

Can Type-Token Ratio be Used to Show Morphological Complexity of Languages? - Kimmo Kettunen 001 (J. Quant. Linguistics, 2014)

Keep, Change or Delete? Setting up a Low Resource OCR Post-correction Framework for a Digitized Old Finnish Newspaper Collection. - Kimmo Kettunen 001 (IRCDL, 2015)

Between Diachrony and Synchrony: Evaluation of Lexical Quality of a Digitized Historical Finnish Newspaper and Journal Collection with Morphological Analyzers. - Kimmo Kettunen 001; Tuula Pääkkönen; Mika Koistinen (Baltic HLT, 2016)

Measuring Lexical Quality of a Historical Finnish Newspaper Collection ― Analysis of Garbled OCR Data with Basic Language Technology Tools and Means. - Kimmo Kettunen 001; Tuula Pääkkönen (LREC, 2016)

Modern Tools for Old Content - in Search of Named Entities in a Finnish OCRed Historical Newspaper Collection 1771-1910. - Kimmo Kettunen 001; Eetu Mäkelä; Juha Kuokkala; Teemu Ruokolainen; Jyrki Niemi (LWDA, 2016)

How to do lexical quality estimation of a large OCRed historical Finnish newspaper collection with scarce resources. - Kimmo Kettunen 001; Tuula Pääkkönen (CoRR, 2016)

Exporting Finnish Digitized Historical Newspaper Contents for Offline Use. - Tuula Pääkkönen; Jukka Kervinen; Kimmo Kettunen 001; Asko Nivala; Eetu Mäkelä (D Lib Mag., 2016)

Information retrieval from historical newspaper collections in highly inflectional languages: A query expansion approach. - Anni Järvelin; Heikki Keskustalo; Eero Sormunen; Miamaria Saastamoinen; Kimmo Kettunen 001 (J. Assoc. Inf. Sci. Technol., 2016)

Names, Right or Wrong: Named Entities in an OCRed Historical Finnish Newspaper Collection. - Kimmo Kettunen 001; Teemu Ruokolainen (DATeCH, 2017)

How to Improve Optical Character Recognition of Historical Finnish Newspapers Using Open Source Tesseract OCR Engine - Final Notes on Development and Evaluation. - Mika Koistinen; Kimmo Kettunen 001; Jukka Kervinen (LCT, 2017)

Tagging Named Entities in 19th Century and Modern Finnish Newspaper Material with a Finnish Semantic Tagger. - Kimmo Kettunen 001; Laura Löfberg (NODALIDA, 2017)

Improving Optical Character Recognition of Finnish Historical Newspapers with a Combination of Fraktur & Antiqua Models and Image Preprocessing. - Mika Koistinen; Kimmo Kettunen 001; Tuula Pääkkönen (NODALIDA, 2017)

Old Content and Modern Tools - Searching Named Entities in a Finnish OCRed Historical Newspaper Collection 1771-1910. - Kimmo Kettunen 001; Eetu Mäkelä; Teemu Ruokolainen; Juha Kuokkala; Laura Löfberg (Digit. Humanit. Q., 2017)

Creating and Using Ground Truth OCR Sample Data for Finnish Historical Newspapers and Journals. - Kimmo Kettunen 001; Jukka Kervinen; Mika Koistinen (DHN, 2018)

Research and Development Efforts on the Digitized Historical Newspaper and Journal Collection of The National Library of Finland. - Kimmo Kettunen 001; Mika Koistinen; Teemu Ruokolainen (DHN, 2018)

Digitisation and Digital Library Presentation System - A Resource-Conscientious Approach. - Tuula Pääkkönen; Jukka Kervinen; Kimmo Kettunen 001 (DHN, 2018)

The Challenges of Language Variation in Information Access. - Jussi Karlgren; Turid Hedlund; Kalervo Järvelin; Heikki Keskustalo; Kimmo Kettunen 001 (Information Retrieval Evaluation in a Changing World, 2019)

Detecting Articles in a Digitized Finnish Historical Newspaper Collection 1771-1929: Early Results Using the PIVAJ Software. - Kimmo Kettunen 001; Teemu Ruokolainen; Erno Liukkonen; Pierrick Tranouez; Daniel Antelme; Thierry Paquet (DATeCH, 2019)

Open Source Tesseract in Re-OCR of Finnish Fraktur from 19th and Early 20th Century Newspapers and Journals - Collected Notes on Quality Improvement. - Kimmo Kettunen 001; Mika Koistinen (DHN, 2019)

Finding Nineteenth-century Berry Spots: Recognizing and Linking Place Names in a Historical Newspaper Berry-picking Corpus. - Matti La Mela; Minna Tamper; Kimmo Kettunen 001 (DHN, 2019)

Clipping the Page - Automatic Article Detection and Marking Software in Production of Newspaper Clippings of a Digitized Historical Journalistic Collection. - Kimmo Kettunen 001; Tuula Pääkkönen; Erno Liukkonen (TPDL, 2019)

Digging Deeper into the Finnish Parliamentary Protocols - Using a Lexical Semantic Tagger for Studying Meaning Change of Everyman's Rights (Allemansrätten). - Kimmo Kettunen 001; Matti La Mela (DHN, 2020)

Name the Name - Named Entity Recognition in OCRed 19th and Early 20th Century Finnish Newspaper and Journal Collection Data. - Teemu Ruokolainen; Kimmo Kettunen 001 (DHN, 2020)

Adding Compound Splitting and Analysis to a Semantic Tagger of Modern Standard Finnish - On the Way to FiSTComp. - Kimmo Kettunen 001 (Baltic HLT, 2020)

Geographic Space in Pentti Haanpää's Novel Korpisotaa - Where Does the War Happen? - Kimmo Kettunen 001 (DHNB, 2022)

OCR Quality Affects Perceived Usefulness of Historical Newspaper Clippings - A User Study. - Kimmo Kettunen 001; Heikki Keskustalo; Sanna Kumpulainen; Tuula Pääkkönen; Juha Rautiainen (IRCDL, 2022)

Optical character recognition quality affects perceived usefulness of historical newspaper clippings. - Kimmo Kettunen 001; Heikki Keskustalo; Sanna Kumpulainen; Tuula Pääkkönen; Juha Rautiainen (CoRR, 2022)

Optical character recognition quality affects subjective user perception of historical newspaper clippings. - Kimmo Kettunen 001; Heikki Keskustalo; Sanna Kumpulainen; Tuula Pääkkönen; Juha Rautiainen (J. Documentation, 2023)

Analyzing gender clues in war-time letters. - Heikki Keskustalo; Laura Korkeamäki; Selja Vanamo; Kimmo Kettunen 001; Sanna Kumpulainen (Digit. Scholarsh. Humanit., 2023)