Ari Pirkola

Publication Activity (10 Years)

Years Active: 1996-2016
Publications (10 Years): 1

Top Topics

Relative Position

Top Venues

J. Assoc. Inf. Sci. Technol.

Publications

Nicola Ferro, Gianmaria Silvello, Heikki Keskustalo, Ari Pirkola, Kalervo Järvelin
The twist measure for IR evaluation: Taking user's effort into account. J. Assoc. Inf. Sci. Technol. 67 (3) (2016)
Marco Angelini, Nicola Ferro, Kalervo Järvelin, Heikki Keskustalo, Ari Pirkola, Giuseppe Santucci, Gianmaria Silvello
Cumulated Relative Position: A Metric for Ranking Evaluation. IIR (2013)
Ari Pirkola
Topic-specific Web Searching based on a Real-text Dictionary. WEBIST (2012)
Ari Pirkola
Real-Text Dictionary for Topic-Specific Web Searching. WEBIST (Selected Papers) (2012)
Marco Angelini, Nicola Ferro, Kalervo Järvelin, Heikki Keskustalo, Ari Pirkola, Giuseppe Santucci, Gianmaria Silvello
Cumulated Relative Position: A Metric for Ranking Evaluation. CLEF (2012)
Ari Pirkola
Constructing Topic-specific Search Keyphrase Suggestion Tools for Web Information Retrieval. ISI (2011)
Ari Pirkola, Tuomas Talvensaari
A Topic-Specific Web Search System Focusing on Quality Pages. ECDL (2010)
Ari Pirkola, Tuomas Talvensaari
Addressing the limited scope problem of focused crawling using a result merging approach. SAC (2010)
Ari Pirkola, Tuomas Talvensaari
Effects of Crawling Strategies on the Performance of Focused Web Crawling. WEBIST (2009)
Ari Pirkola
The effectiveness of Web search engines to index new sites from different countries. Inf. Res. 14 (2) (2009)
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)
Ari Pirkola, Tuomas Talvensaari
Evaluating Global Link Structure of the Web for Focused Crawling in the Genomics and Genetics Domains. HEALTHINF (2009)
Tuomas Talvensaari, Ari Pirkola, Kalervo Järvelin, Martti Juhola, Jorma Laurikkala
Focused web crawling in the acquisition of comparable corpora. Inf. Retr. 11 (5) (2008)
Aki Loponen, Ari Pirkola, Kalervo Järvelin, Heikki Keskustalo
A Novel Implementation of the FITE-TRT Translation Method. ECIR (2008)
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) (2008)
Ari Pirkola
Extracting variant forms of chemical names for information retrieval. Inf. Res. 13 (3) (2008)
Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Jaana Kekäläinen
Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance. SIGIR (2008)
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)
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)
Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kalervo Järvelin
FITE-TRT: a high quality translation technique for OOV words. SAC (2006)
Jarmo Toivonen, Ari Pirkola, Heikki Keskustalo, Kari Visala, Kalervo Järvelin
Translating cross-lingual spelling variants using transformation rules. Inf. Process. Manag. 41 (4) (2005)
Ari Pirkola
TREC 2005 Genomics Track Experiments at UTA. TREC (2005)
Ari Pirkola
TREC 2004 Genomics Track Experiments at UTA: The Effects of Primary Keys, Bigram Phrases and Query Expansion on Retrieval Performance. TREC (2004)
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) (2004)
Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
Multilingual Experiments of UTA at CLEF 2003: The Impact of Different Merging Strategies and Word Normalizing Tools. CLEF (Working Notes) (2003)
Ari Pirkola, Erkka Leppänen
TREC 2003 Genomics Track Experiments at UTA: Query Expansion with Predefinded High Frequency Terms. TREC (2003)
Heikki Keskustalo, Ari Pirkola, Kari Visala, Erkka Leppänen, Kalervo Järvelin
Non-adjacent Digrams Improve Matching of Cross-Lingual Spelling Variants. SPIRE (2003)
Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
The Impact of Word Normalization Methods and Merging Strategies on Multilingual IR. CLEF (2003)
Ari Pirkola, Deniz Puolamäki, Kalervo Järvelin
Applying query structuring in cross-language retrieval. Inf. Process. Manag. 39 (3) (2003)
Ari Pirkola, Jarmo Toivonen, Heikki Keskustalo, Kari Visala, Kalervo Järvelin
Fuzzy translation of cross-lingual spelling variants. SIGIR (2003)
Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
UTACLIR @ CLEF 2002: Towards a Unified Translation Process Model. CLEF (Working Notes) (2002)
Ari Pirkola
CLIR Research at the University of Tampere: issue Editorial. Inf. Res. 7 (2) (2002)
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)
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)
Eija Airio, Heikki Keskustalo, Turid Hedlund, Ari Pirkola
Bilingual and Multilingual Runs with a Unified Process. CLEF (2002)
Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Eija Airio, Kalervo Järvelin
Utaclir @ CLEF 2001 - Effects of Compound Splitting and N-Gram Techniques. CLEF (2001)
Ari Pirkola, Turid Hedlund, Heikki Keskustalo, Kalervo Järvelin
Dictionary-Based Cross-Language Information Retrieval: Problems, Methods, and Research Findings. Inf. Retr. 4 (3-4) (2001)
Ari Pirkola
Morphological typology of languages for IR. J. Documentation 57 (3) (2001)
Ari Pirkola, Kalervo Järvelin
Employing the resolution power of search keys. J. Assoc. Inf. Sci. Technol. 52 (7) (2001)
Turid Hedlund, Ari Pirkola, Kalervo Järvelin
Aspects of Swedish morphology and semantics from the perspective of mono- and cross-language information retrieval. Inf. Process. Manag. 37 (1) (2001)
Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Eija Airio, Kalervo Järvelin
UTACLIR @ CLEF 2001: New Features for Handling Compound Words and Untranslatable Proper Names. CLEF (Working Notes) (2001)
Turid Hedlund, Heikki Keskustalo, Ari Pirkola, Mikko Sepponen, Kalervo Järvelin
Bilingual Tests with Swedish, Finnish and German Queries. CLEF (Working Notes) (2000)
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)
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) (1999)
Ari Pirkola
The Effects of Query Structure and Dictionary Setups in Dictionary-Based Cross-Language Information Retrieval. SIGIR (1998)
Ari Pirkola, Kalervo Järvelin
The Effect of Anaphor and Ellipsis Resolution on Proximity Searching in a Text Database. Inf. Process. Manag. 32 (2) (1996)