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| 2012 | ||
|---|---|---|
| 98 | Sanna Kumpulainen, Kalervo Järvelin: Barriers to task-based information access in molecular medicine. JASIST 63(1): 86-97 (2012) | |
| 2011 | ||
| 97 | Kalervo Järvelin: IR Research: Systems, Interaction, Evaluation and Theories. ECIR 2011: 1-3 | |
| 96 | Feza Baskaya, Heikki Keskustalo, Kalervo Järvelin: Simulating Simple and Fallible Relevance Feedback. ECIR 2011: 593-604 | |
| 95 | Jyri Saarikoski, Jorma Laurikkala, Kalervo Järvelin, Martti Juhola: Self-Organising Maps in Document Classification: A Comparison with Six Machine Learning Methods. ICANNGA (1) 2011: 260-269 | |
| 94 | Jiaul H. Paik, Mandar Mitra, Swapan K. Parui, Kalervo Järvelin: GRAS: An effective and efficient stemming algorithm for information retrieval. ACM Trans. Inf. Syst. 29(4): 19 (2011) | |
| 93 | Kalervo Järvelin: IR research: systems, interaction, evaluation and theories. SIGIR Forum 45(2): 17-31 (2011) | |
| 2010 | ||
| 92 | Aki Loponen, Kalervo Järvelin: A Dictionary- and Corpus-Independent Statistical Lemmatizer for Information Retrieval in Low Resource Languages. CLEF 2010: 3-14 | |
| 91 | Feza Baskaya, Jaana Kekäläinen, Kalervo Järvelin: A tool for ontology-editing and ontology-based information exploration. ESAIR 2010: 29-30 | |
| 90 | Janne Jämsen, Timo Niemi, Kalervo Järvelin: Derived types in semantic association discovery. J. Intell. Inf. Syst. 35(2): 213-244 (2010) | |
| 89 | Per Ahlgren, Kalervo Järvelin: Measuring impact of twelve information scientists using the DCI index. JASIST 61(7): 1424-1439 (2010) | |
| 88 | Leif Azzopardi, Kalervo Järvelin, Jaap Kamps, Mark D. Smucker: Report on the SIGIR 2010 workshop on the simulation of interaction. SIGIR Forum 44(2): 35-47 (2010) | |
| 2009 | ||
| 87 | Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Tarun Sharma, Marianne Lykke: Test Collection-Based IR Evaluation Needs Extension toward Sessions - A Case of Extremely Short Queries. AIRS 2009: 63-74 | |
| 86 | Kalervo Järvelin: Interactive relevance feedback with graded relevance and sentence extraction: simulated user experiments. CIKM 2009: 2053-2056 | |
| 85 | Jyri Saarikoski, Kalervo Järvelin, Jorma Laurikkala, Martti Juhola: On Document Classification with Self-Organising Maps. ICANNGA 2009: 140-149 | |
| 84 | Kalervo Järvelin: Explaining User Performance in Information Retrieval: Challenges to IR Evaluation. ICTIR 2009: 289-296 | |
| 83 | Kalervo Järvelin, Jaana Kekäläinen: Discounted Cumulated Gain. Encyclopedia of Database Systems 2009: 849-853 | |
| 82 | Timo Niemi, Turkka Näppilä, Kalervo Järvelin: A relational data harmonization approach to XML. J. Information Science 35(5): 571-601 (2009) | |
| 81 | Giovanna Roda, Veronika Zenz, Mihai Lupu, Kalervo Järvelin, Mark Sanderson, Christa Womser-Hacker: So many topics, so little time. SIGIR Forum 43(1): 9-16 (2009) | |
| 2008 | ||
| 80 | Daragh Byrne, Aiden R. Doherty, Gareth J. F. Jones, Alan F. Smeaton, Sanna Kumpulainen, Kalervo Järvelin: The SenseCam as a tool for task observation. BCS HCI (2) 2008: 19-22 | |
| 79 | Aki Loponen, Ari Pirkola, Kalervo Järvelin, Heikki Keskustalo: A Novel Implementation of the FITE-TRT Translation Method. ECIR 2008: 138-149 | |
| 78 | Kalervo Järvelin, Susan L. Price, Lois M. L. Delcambre, Marianne Lykke Nielsen: Discounted Cumulated Gain Based Evaluation of Multiple-Query IR Sessions. ECIR 2008: 4-15 | |
| 77 | Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Jaana Kekäläinen: Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance. SIGIR 2008: 675-682 | |
| 76 | Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola: Evaluating the effectiveness of relevance feedback based on a user simulation model: effects of a user scenario on cumulated gain value. Inf. Retr. 11(3): 209-228 (2008) | |
| 75 | Tuomas Talvensaari, Ari Pirkola, Kalervo Järvelin, Martti Juhola, Jorma Laurikkala: Focused web crawling in the acquisition of comparable corpora. Inf. Retr. 11(5): 427-445 (2008) | |
| 74 | Kalervo Järvelin, Olle Persson: Erratum re: "The DCI-index: Discounted cumulated impact-based research evaluation", JASIST 59(9), 1433-1440. JASIST 59(14): 2350-2352 (2008) | |
| 73 | Turkka Näppilä, Kalervo Järvelin, Timo Niemi: A tool for data cube construction from structurally heterogeneous XML documents. JASIST 59(3): 435-449 (2008) | |
| 72 | Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin: Experiments with transitive dictionary translation and pseudo-relevance feedback using graded relevance assessments. JASIST 59(3): 476-488 (2008) | |
| 71 | Kalervo Järvelin, Olle Persson: The DCI index: Discounted cumulated impact-based research evaluation. JASIST 59(9): 1433-1440 (2008) | |
| 2007 | ||
| 70 | Tuomas Talvensaari, Jorma Laurikkala, Kalervo Järvelin, Martti Juhola, Heikki Keskustalo: Creating and exploiting a comparable corpus in cross-language information retrieval. ACM Trans. Inf. Syst. 25(1): (2007) | |
| 69 | Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kalervo Järvelin: Frequency-based identification of correct translation equivalents (FITE) obtained through transformation rules. ACM Trans. Inf. Syst. 26(1): (2007) | |
| 68 | Anni Järvelin, Antti Järvelin, Kalervo Järvelin: s-grams: Defining generalized n-grams for information retrieval. Inf. Process. Manage. 43(4): 1005-1019 (2007) | |
| 67 | Kimmo Kettunen, Eija Airio, Kalervo Järvelin: Restricted inflectional form generation in management of morphological keyword variation. Inf. Retr. 10(4-5): 415-444 (2007) | |
| 66 | Tuomas Talvensaari, Martti Juhola, Jorma Laurikkala, Kalervo Järvelin: Corpus-based cross-language information retrieval in retrieval of highly relevant documents. JASIST 58(3): 322-334 (2007) | |
| 65 | Kalervo Järvelin: An analysis of two approaches in information retrieval: From frameworks to study designs. JASIST 58(7): 971-986 (2007) | |
| 2006 | ||
| 64 | Efthimis N. Efthimiadis, Susan T. Dumais, David Hawking, Kalervo Järvelin: SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006 ACM 2006 | |
| 63 | Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola: The Effects of Relevance Feedback Quality and Quantity in Interactive Relevance Feedback: A Simulation Based on User Modeling. ECIR 2006: 191-204 | |
| 62 | Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kalervo Järvelin: FITE-TRT: a high quality translation technique for OOV words. SAC 2006: 1043-1049 | |
| 61 | Tuomo Korenius, Jorma Laurikkala, Martti Juhola, Kalervo Järvelin: Hierarchical clustering of a Finnish newspaper article collection with graded relevance assessments. Inf. Retr. 9(1): 33-53 (2006) | |
| 60 | Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin: Experiments with dictionary-based CLIR using graded relevance assessments: Improving effectiveness by pseudo-relevance feedback. Inf. Retr. 9(4): 421-433 (2006) | |
| 59 | Nils Pharo, Kalervo Järvelin: "Irrational" searchers and IR-rational researchers. JASIST 57(2): 222-232 (2006) | |
| 2005 | ||
| 58 | Peter Ingwersen, Kalervo Järvelin: The Sense of Information: Understanding the Cognitive Conditional Information Concept in Relation to Information Acquisition. CoLIS 2005: 7-19 | |
| 57 | Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin: Dictionary-Based CLIR Loses Highly Relevant Documents. ECIR 2005: 421-432 | |
| 56 | Jarmo Toivonen, Ari Pirkola, Heikki Keskustalo, Kari Visala, Kalervo Järvelin: Translating cross-lingual spelling variants using transformation rules. Inf. Process. Manage. 41(4): 859-872 (2005) | |
| 55 | Kai Halttunen, Kalervo Järvelin: Assessing learning outcomes in two information retrieval learning environments. Inf. Process. Manage. 41(4): 949-972 (2005) | |
| 54 | Preben Hansen, Kalervo Järvelin: Collaborative Information Retrieval in an information-intensive domain. Inf. Process. Manage. 41(5): 1101-1119 (2005) | |
| 53 | Peter Ingwersen, Kalervo Järvelin: Information retrieval in context: IRiX. SIGIR Forum 39(2): 31-39 (2005) | |
| 2004 | ||
| 52 | Mark Sanderson, Kalervo Järvelin, James Allan, Peter Bruza: SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004 ACM 2004 | |
| 51 | Tuomo Korenius, Jorma Laurikkala, Kalervo Järvelin, Martti Juhola: Stemming and lemmatization in the clustering of finnish text documents. CIKM 2004: 625-633 | |
| 50 | Nils Pharo, Kalervo Järvelin: The SST method: a tool for analysing Web information search processes. Inf. Process. Manage. 40(4): 633-654 (2004) | |
| 49 | Timo Niemi, Marko Junkkari, Kalervo Järvelin, Samu Viita: Advanced query language for manipulating complex entities. Inf. Process. Manage. 40(6): 869-889 (2004) | |
| 48 | Raija Lehtokangas, Eija Airio, Kalervo Järvelin: Transitive dictionary translation challenges direct dictionary translation in CLIR. Inf. Process. Manage. 40(6): 973-988 (2004) | |
| 47 | Kalervo Järvelin, Peter Ingwersen: Information seeking research needs extension toward tasks and technology. Inf. Res. 10(1): (2004) | |
| 46 | Turid Hedlund, Eija Airio, Heikki Keskustalo, Raija Lehtokangas, Ari Pirkola, Kalervo Järvelin: Dictionary-Based Cross-Language Information Retrieval: Learning Experiences from CLEF 2000-2002. Inf. Retr. 7(1-2): 99-119 (2004) | |
| 45 | Preben Hansen, Kalervo Järvelin: Collaborative Information Searching in an Information-Intensive Work Domain: Preliminary Results. JDIM 2(1): 26-29 (2004) | |
| 2003 | ||
| 44 | Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kari Visala, Kalervo Järvelin: Fuzzy translation of cross-lingual spelling variants. SIGIR 2003: 345-352 | |
| 43 | Heikki Keskustalo, Ari Pirkola, Kari Visala, Erkka Leppänen, Kalervo Järvelin: Non-adjacent Digrams Improve Matching of Cross-Lingual Spelling Variants. SPIRE 2003: 252-265 | |
| 42 | Ari Pirkola, Deniz Puolamäki, Kalervo Järvelin: Applying query structuring in cross-language retrieval. Inf. Process. Manage. 39(3): 391-402 (2003) | |
| 41 | Kalervo Järvelin, T. D. Wilson: On conceptual models for information seeking and retrieval research. Inf. Res. 9(1): (2003) | |
| 40 | Timo Niemi, Lasse Hirvonen, Kalervo Järvelin: Multidimensional Data Model and Query Language for Informetrics. JASIST 54(10): 939-951 (2003) | |
| 2002 | ||
| 39 | Kalervo Järvelin, Jaana Kekäläinen: Cumulated gain-based evaluation of IR techniques. ACM Trans. Inf. Syst. 20(4): 422-446 (2002) | |
| 38 | Ari Pirkola, Heikki Keskustalo, Erkka Leppänen, Antti-Pekka Känsälä, Kalervo Järvelin: Targeted s-gram matching: a novel n-gram matching technique for cross- and mono-lingual word form variants. Inf. Res. 7(2): (2002) | |
| 37 | Ari Pirkola, Erkka Leppänen, Kalervo Järvelin: The RATF formula (Kwok's formula): exploiting average term frequency in cross-language retrieval. Inf. Res. 7(2): (2002) | |
| 36 | Timo Niemi, Marko Junkkari, Kalervo Järvelin: Relational Deductive Object-Oriented Modeling (RDOOM) Approach for Finding, Representing and Integrating Application-Specific Concepts. International Journal of Software Engineering and Knowledge Engineering 12(4): 415-451 (2002) | |
| 2001 | ||
| 35 | Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Eija Airio, Kalervo Järvelin: Utaclir @ CLEF 2001 - Effects of Compound Splitting and N-Gram Techniques. CLEF 2001: 118-136 | |
| 34 | Turid Hedlund, Ari Pirkola, Kalervo Järvelin: Aspects of Swedish morphology and semantics from the perspective of mono- and cross-language information retrieval. Inf. Process. Manage. 37(1): 147-161 (2001) | |
| 33 | Ari Pirkola, Turid Hedlund, Heikki Keskustalo, Kalervo Järvelin: Dictionary-Based Cross-Language Information Retrieval: Problems, Methods, and Research Findings. Inf. Retr. 4(3-4): 209-230 (2001) | |
| 32 | Kalervo Järvelin, Jaana Kekäläinen, Timo Niemi: ExpansionTool: Concept-Based Query Expansion and Construction. Inf. Retr. 4(3-4): 231-255 (2001) | |
| 31 | Ari Pirkola, Kalervo Järvelin: Employing the resolution power of search keys. JASIST 52(7): 575-583 (2001) | |
| 2000 | ||
| 30 | Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Mikko Sepponen, Kalervo Järvelin: Bilingual Tests with Swedish, Finnish, and German Queries: Dealing with Morphology, Compound Words, and Query Structure. CLEF 2000: 210-223 | |
| 29 | Kalervo Järvelin, Jaana Kekäläinen: IR evaluation methods for retrieving highly relevant documents. SIGIR 2000: 41-48 | |
| 28 | Kalervo Järvelin, Timo Niemi, Airi Salminen: The visual query language CQL for transitive and relational computation. Data Knowl. Eng. 35(1): 39-51 (2000) | |
| 27 | Jaana Kekäläinen, Kalervo Järvelin: The Co-Effects of Query Structure and Expansion on Retrieval Performance in Probabilistic Text Retrieval. Inf. Retr. 1(4): 329-344 (2000) | |
| 26 | Timo Niemi, M. Christensen, Kalervo Järvelin: Query language approach based on the deductive object-oriented database paradigm. Information & Software Technology 42(11): 777-792 (2000) | |
| 1999 | ||
| 25 | Eero Sormunen, Marjo Markkula, Kalervo Järvelin: The Perceived Similarity of Photos - A Test-Collection Based Evaluation Framework for the Content-Based Image Retrieval Algorithms. MIRA 1999 | |
| 24 | Kalervo Järvelin, Timo Niemi: Integration of complex objects and transitive relationships for information retrieval. Inf. Process. Manage. 35(5): 655-678 (1999) | |
| 23 | Ari Pirkola, Heikki Keskustalo, Kalervo Järvelin: The Effects of Conjunction, Facet Structure, and Dictionary Combinations in Concept-Based Cross-Language Retrieval. Inf. Retr. 1(3): 217-250 (1999) | |
| 1998 | ||
| 22 | Jaana Kekäläinen, Kalervo Järvelin: The Impact of Query Structure and Query Expansion on Retrieval Performance. SIGIR 1998: 130-137 | |
| 21 | Sanna Talja, Rami Heinisuo, Eija-Liisa Kasesniemi, Harri Kemppainen, Sinikka Luukkainen, Kirsi Pispa, Kalervo Järvelin: Discourse Analysis of User Request. Commun. ACM 41(4): 93-94 (1998) | |
| 1996 | ||
| 20 | Kalervo Järvelin, Jaana Kristensen, Timo Niemi, Eero Sormunen, Heikki Keskustalo: A Deductive Data Model for Query Expansion. SIGIR 1996: 235-243 | |
| 19 | Ari Pirkola, Kalervo Järvelin: The Effect of Anaphor and Ellipsis Resolution on Proximity Searching in a Text Database. Inf. Process. Manage. 32(2): 199-216 (1996) | |
| 18 | Timo Niemi, Kalervo Järvelin: The processing strategy for the NF2 relational frc-interface. Information & Software Technology 38(1): 11-24 (1996) | |
| 1995 | ||
| 17 | Kalervo Järvelin, Timo Niemi: An NF2 Relational Interface For Document Retrieval, Restructuring and Aggregation. SIGIR 1995: 102-110 | |
| 16 | K. Bystrom, Kalervo Järvelin: Task Complexity Affects Information Seeking and Use. Inf. Process. Manage. 31(2): 191-213 (1995) | |
| 15 | Timo Niemi, Kalervo Järvelin: A Straightforward NF² Relational Interface with Applications in Information Retrieval. Inf. Process. Manage. 31(2): 215-231 (1995) | |
| 1993 | ||
| 14 | Kalervo Järvelin, Timo Niemi: An Entity-Based Approach to Query Processing in Relational Databases. Part I: Entity Type Representation. Data Knowl. Eng. 10: 117-150 (1993) | |
| 13 | Kalervo Järvelin, Timo Niemi: An Entity-Based Approach to Query Processing in Relational Databases. Part II: Entity Query Construction and Updating. Data Knowl. Eng. 10: 151-186 (1993) | |
| 12 | Kalervo Järvelin, Pertti Vakkari: The Evolution of Library and Information Science 1965-1985: A Content Analysis of Journal Articles. Inf. Process. Manage. 29(1): 129-144 (1993) | |
| 11 | Kalervo Järvelin, Timo Niemi: Deductive Information Retrieval Based on Classifications. JASIS 44(10): 557-578 (1993) | |
| 1992 | ||
| 10 | Timo Niemi, Kalervo Järvelin: Advanced Query Formulation in Deductive Databases. Inf. Process. Manage. 28(2): 181-200 (1992) | |
| 9 | Timo Niemi, Kalervo Järvelin: Operation-oriented query language approach for recursive queries - Part 1. Functional definition. Inf. Syst. 17(1): 49-75 (1992) | |
| 8 | Timo Niemi, Kalervo Järvelin: Operation-oriented query language approach for recursive queries - Part 2. Prototype implementation and its integration with relational databases. Inf. Syst. 17(1): 77-106 (1992) | |
| 1991 | ||
| 7 | Kalervo Järvelin, Timo Niemi: Advanced Retrieval From Heterogeneous Fact Databases: Integration of Data Retrieval, Conversion, Aggregation and Deductive Techniques. SIGIR 1991: 173-182 | |
| 6 | Timo Niemi, Kalervo Järvelin: Prolog-Based Meta-Rules For Relational Database Representation and Manipulation. IEEE Trans. Software Eng. 17(8): 762-788 (1991) | |
| 1989 | ||
| 5 | Kalervo Järvelin: An approach to query cost modelling in numeric databases. JASIS 40(4): 236-245 (1989) | |
| 1987 | ||
| 4 | Kalervo Järvelin, Timo Niemi: Advanced tools for data conversion and database cost modelling. Information & Management 13(1): 11-24 (1987) | |
| 1986 | ||
| 3 | Kalervo Järvelin: Cardinality estimation in numeric on-line databases. Inf. Process. Manage. 22(6): 523-548 (1986) | |
| 1985 | ||
| 2 | Timo Niemi, Kalervo Järvelin: Straightforward formalization of the relational model. Inf. Syst. 10(1): 65-76 (1985) | |
| 1984 | ||
| 1 | Timo Niemi, Kalervo Järvelin: A Straightforward Formalization of the Relational Model. SIGMOD Record 14(1): 15-38 (1984) | |
Colors in the list of coauthors
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