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Sormunen, E.: Free-text searching in full-text databases : probing system limits (1993)
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Halttunen, K.; Sormunen, E.: Learning information retrieval through an educational game : is gaming sufficient for learning? (2000)
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Vakkari, P.; Sormunen, E.: ¬The influence of relevance levels an the effectiveness of interactive information retrieval (2004)
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Vakkari, P.; Jones, S.; MacFarlane, A.; Sormunen, E.: Query exhaustivity, relevance feedback and search success in automatic and interactive query expansion (2004)
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Sormunen, E.; Kekäläinen, J.; Koivisto, J.; Järvelin, K.: Document text characteristics affect the ranking of the most relevant documents by expanded structured queries (2001)
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Sormunen, E.; Tanni, M.; Alamettälä, T.; Heinström, J.: Students' group work strategies in source-based writing assignments (2014)
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Järvelin, K.; Kristensen, J.; Niemi, T.; Sormunen, E.; Keskustalo, H.: ¬A deductive data model for query expansion (1996)
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Alkula, R.; Sormunen, E.: Problems and guidelines for database descriptions (1989)
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Järvelin, A.; Keskustalo, H.; Sormunen, E.; Saastamoinen, M.; Kettunen, K.: Information retrieval from historical newspaper collections in highly inflectional languages : a query expansion approach (2016)
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Heinström, J.; Sormunen, E.; Savolainen, R.; Ek, S.: Developing an empirical measure of everyday information mastering (2020)
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