Heikki Keskustalo

52 papers A* 6A 6C 1Misc 1Journal 23Unranked 13

Year	Rank	Type	Title / Venue / Authors
2024	J	`jnl`	Episodic focus formulation in media scholars' data interaction. Inf. Res. Laura Korkeamäki, Heikki Keskustalo, Sanna Kumpulainen
2024	J	`jnl`	Types of domain and task-solving information in media scholars' data interaction. J. Assoc. Inf. Sci. Technol. Laura Korkeamäki, Heikki Keskustalo, Sanna Kumpulainen
2023	J	`jnl`	Analyzing gender clues in war-time letters. Digit. Scholarsh. Humanit. Heikki Keskustalo, Laura Korkeamäki, Selja Vanamo, Kimmo Kettunen, Sanna Kumpulainen
2023	J	`jnl`	Optical character recognition quality affects subjective user perception of historical newspaper clippings. J. Documentation Kimmo Kettunen, Heikki Keskustalo, Sanna Kumpulainen, Tuula Pääkkönen, Juha Rautiainen
2022	—	`conf`	OCR Quality Affects Perceived Usefulness of Historical Newspaper Clippings - A User Study. IRCDL Kimmo Kettunen, Heikki Keskustalo, Sanna Kumpulainen, Tuula Pääkkönen, Juha Rautiainen
2022	J	`jnl`	OCR quality affects perceived usefulness of historical newspaper clippings - a user study. CoRR Kimmo Kettunen, Heikki Keskustalo, Sanna Kumpulainen, Tuula Pääkkönen, Juha Rautiainen
2022	J	`jnl`	Optical character recognition quality affects perceived usefulness of historical newspaper clippings. CoRR Kimmo Kettunen, Heikki Keskustalo, Sanna Kumpulainen, Tuula Pääkkönen, Juha Rautiainen
2022	J	`jnl`	Task information types related to data gathering in media studies. J. Documentation Laura Korkeamäki, Heikki Keskustalo, Sanna Kumpulainen
2020	J	`jnl`	Historical reasoning in authentic research tasks: Mapping cognitive and document spaces. J. Assoc. Inf. Sci. Technol. Sanna Kumpulainen, Heikki Keskustalo, Boyang Zhang, Kostas Stefanidis
2019	—	`ch.`	The Challenges of Language Variation in Information Access. Information Retrieval Evaluation in a Changing World Jussi Karlgren, Turid Hedlund, Kalervo Järvelin, Heikki Keskustalo, Kimmo Kettunen
2017	J	`jnl`	Validating simulated interaction for retrieval evaluation. Inf. Retr. J. Teemu Pääkkönen, Jaana Kekäläinen, Heikki Keskustalo, Leif Azzopardi, David Maxwell, Kalervo Järvelin
2016	J	`jnl`	Information retrieval from historical newspaper collections in highly inflectional languages: A query expansion approach. J. Assoc. Inf. Sci. Technol. Anni Järvelin, Heikki Keskustalo, Eero Sormunen, Miamaria Saastamoinen, Kimmo Kettunen
2016	J	`jnl`	The twist measure for IR evaluation: Taking user's effort into account. J. Assoc. Inf. Sci. Technol. Nicola Ferro, Gianmaria Silvello, Heikki Keskustalo, Ari Pirkola, Kalervo Järvelin
2015	A*	`conf`	An Initial Investigation into Fixed and Adaptive Stopping Strategies. SIGIR David Maxwell, Leif Azzopardi, Kalervo Järvelin, Heikki Keskustalo
2015	—	`conf`	Exploring Behavioral Dimensions in Session Effectiveness. CLEF Teemu Pääkkönen, Kalervo Järvelin, Jaana Kekäläinen, Heikki Keskustalo, Feza Baskaya, David Maxwell, Leif Azzopardi
2015	A	`conf`	Searching and Stopping: An Analysis of Stopping Rules and Strategies. CIKM David Maxwell, Leif Azzopardi, Kalervo Järvelin, Heikki Keskustalo
2015	J	`jnl`	Task-Based Information Interaction Evaluation: The Viewpoint of Program Theory. ACM Trans. Inf. Syst. Kalervo Järvelin, Pertti Vakkari, Paavo Arvola, Feza Baskaya, Anni Järvelin, Jaana Kekäläinen, Heikki Keskustalo, Sanna Kumpulainen, Miamaria Saastamoinen, Reijo Savolainen, Eero Sormunen
2013	—	`conf`	Cumulated Relative Position: A Metric for Ranking Evaluation. IIR Marco Angelini, Nicola Ferro, Kalervo Järvelin, Heikki Keskustalo, Ari Pirkola, Giuseppe Santucci, Gianmaria Silvello
2013	J	`jnl`	Effectiveness of search result classification based on relevance feedback. J. Inf. Sci. Feza Baskaya, Heikki Keskustalo, Kalervo Järvelin
2013	A	`conf`	Modeling behavioral factors ininteractive information retrieval. CIKM Feza Baskaya, Heikki Keskustalo, Kalervo Järvelin
2012	—	`conf`	Cumulated Relative Position: A Metric for Ranking Evaluation. CLEF Marco Angelini, Nicola Ferro, Kalervo Järvelin, Heikki Keskustalo, Ari Pirkola, Giuseppe Santucci, Gianmaria Silvello
2012	A*	`conf`	Time drives interaction: simulating sessions in diverse searching environments. SIGIR Feza Baskaya, Heikki Keskustalo, Kalervo Järvelin
2011	A	`conf`	Simulating Simple and Fallible Relevance Feedback. ECIR Feza Baskaya, Heikki Keskustalo, Kalervo Järvelin
2010	—	`—`	Towards simulating and evaluating user interaction in information retrieval using test collections. Heikki Keskustalo
2009	—	`conf`	Test Collection-Based IR Evaluation Needs Extension toward Sessions - A Case of Extremely Short Queries. AIRS Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Tarun Sharma, Marianne Lykke
2008	A	`conf`	A Novel Implementation of the FITE-TRT Translation Method. ECIR Aki Loponen, Ari Pirkola, Kalervo Järvelin, Heikki Keskustalo
2008	J	`jnl`	Evaluating the effectiveness of relevance feedback based on a user simulation model: effects of a user scenario on cumulated gain value. Inf. Retr. Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola
2008	J	`jnl`	Experiments with transitive dictionary translation and pseudo-relevance feedback using graded relevance assessments. J. Assoc. Inf. Sci. Technol. Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin
2008	A*	`conf`	Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance. SIGIR Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Jaana Kekäläinen
2007	J	`jnl`	Creating and exploiting a comparable corpus in cross-language information retrieval. ACM Trans. Inf. Syst. Tuomas Talvensaari, Jorma Laurikkala, Kalervo Järvelin, Martti Juhola, Heikki Keskustalo
2007	J	`jnl`	Frequency-based identification of correct translation equivalents (FITE) obtained through transformation rules. ACM Trans. Inf. Syst. Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kalervo Järvelin
2006	J	`jnl`	Experiments with dictionary-based CLIR using graded relevance assessments: Improving effectiveness by pseudo-relevance feedback. Inf. Retr. Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin
2006	Misc	`conf`	FITE-TRT: a high quality translation technique for OOV words. SAC Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kalervo Järvelin
2006	A	`conf`	The Effects of Relevance Feedback Quality and Quantity in Interactive Relevance Feedback: A Simulation Based on User Modeling. ECIR Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola
2005	A	`conf`	Dictionary-Based CLIR Loses Highly Relevant Documents. ECIR Raija Lehtokangas, Heikki Keskustalo, Kalervo Järvelin
2005	J	`jnl`	Translating cross-lingual spelling variants using transformation rules. Inf. Process. Manag. Jarmo Toivonen, Ari Pirkola, Heikki Keskustalo, Kari Visala, Kalervo Järvelin
2004	J	`jnl`	Dictionary-Based Cross-Language Information Retrieval: Learning Experiences from CLEF 2000-2002. Inf. Retr. Turid Hedlund, Eija Airio, Heikki Keskustalo, Raija Lehtokangas, Ari Pirkola, Kalervo Järvelin
2003	A*	`conf`	Fuzzy translation of cross-lingual spelling variants. SIGIR Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kari Visala, Kalervo Järvelin
2003	—	`conf`	Multilingual Experiments of UTA at CLEF 2003: The Impact of Different Merging Strategies and Word Normalizing Tools. CLEF (Working Notes) Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
2003	C	`conf`	Non-adjacent Digrams Improve Matching of Cross-Lingual Spelling Variants. SPIRE Heikki Keskustalo, Ari Pirkola, Kari Visala, Erkka Leppänen, Kalervo Järvelin
2003	—	`conf`	The Impact of Word Normalization Methods and Merging Strategies on Multilingual IR. CLEF Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
2002	—	`conf`	Bilingual and Multilingual Runs with a Unified Process. CLEF Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
2002	J	`jnl`	Targeted s-gram matching: a novel n-gram matching technique for cross- and mono-lingual word form variants. Inf. Res. Ari Pirkola, Heikki Keskustalo, Erkka Leppänen, Antti-Pekka Känsälä, Kalervo Järvelin
2002	A*	`conf`	UTACLIR -: general query translation framework for several language pairs. SIGIR Heikki Keskustalo, Turid Hedlund, Eija Airio
2002	—	`conf`	UTACLIR @ CLEF 2002: Towards a Unified Translation Process Model. CLEF (Working Notes) Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
2001	J	`jnl`	Dictionary-Based Cross-Language Information Retrieval: Problems, Methods, and Research Findings. Inf. Retr. Ari Pirkola, Turid Hedlund, Heikki Keskustalo, Kalervo Järvelin
2001	—	`conf`	UTACLIR @ CLEF 2001: New Features for Handling Compound Words and Untranslatable Proper Names. CLEF (Working Notes) Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Eija Airio, Kalervo Järvelin
2001	—	`conf`	Utaclir @ CLEF 2001 - Effects of Compound Splitting and N-Gram Techniques. CLEF Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Eija Airio, Kalervo Järvelin
2000	—	`conf`	Bilingual Tests with Swedish, Finnish and German Queries. CLEF (Working Notes) Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Mikko Sepponen, Kalervo Järvelin
2000	—	`conf`	Bilingual Tests with Swedish, Finnish, and German Queries: Dealing with Morphology, Compound Words, and Query Structure. CLEF Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Mikko Sepponen, Kalervo Järvelin
1999	J	`jnl`	The Effects of Conjunction, Facet Structure, and Dictionary Combinations in Concept-Based Cross-Language Retrieval. Inf. Retr. Ari Pirkola, Heikki Keskustalo, Kalervo Järvelin
1996	A*	`conf`	A Deductive Data Model for Query Expansion. SIGIR Kalervo Järvelin, Jaana Kristensen, Timo Niemi, Eero Sormunen, Heikki Keskustalo