Ralf Schenkel

2025

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Conversational Bibliographic Search.
Markus Nilles|Ralf Schenkel
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2023

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AQUAPLANE: The Argument Quality Explainer App.
Sebastian Britner|Lorik Dumani|Ralf Schenkel
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

2021

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Fine and Coarse Granular Argument Classification before Clustering.
Lorik Dumani|Tobias Wiesenfeldt|Ralf Schenkel
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
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QuARk: A GUI for Quality-Aware Ranking of Arguments.
Markus Nilles|Lorik Dumani|Ralf Schenkel
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

2020

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Quality-Aware Ranking of Arguments.
Lorik Dumani|Ralf Schenkel
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Sample Driven Data Mapping for Linked Data and Web APIs.
Tobias Zeimetz|Ralf Schenkel
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Ranking Arguments by Combining Claim Similarity and Argument Quality Dimensions.
Lorik Dumani|Ralf Schenkel
Working Notes of CLEF 2020 - Conference and Labs of the Evaluation Forum, Thessaloniki, Greece, September 22-25, 2020.
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A Framework for Argument Retrieval - Ranking Argument Clusters by Frequency and Specificity.
Lorik Dumani|Patrick J. Neumann|Ralf Schenkel
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part I

2019

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A Systematic Comparison of Methods for Finding Good Premises for Claims.
Lorik Dumani|Ralf Schenkel
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

2014

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Overview of INEX 2014.
Patrice Bellot|Toine Bogers|Shlomo Geva|Mark M. Hall|Hugo C. Huurdeman|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Véronique Moriceau|Josiane Mothe|Michael Preminger|Eric SanJuan|Ralf Schenkel|Mette Skov|Xavier Tannier|David Walsh
Information Access Evaluation. Multilinguality, Multimodality, and Interaction - 5th International Conference of the CLEF Initiative, CLEF 2014, Sheffield, UK, September 15-18, 2014. Proceedings
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Partout: a distributed engine for efficient RDF processing.
Luis Galárraga|Katja Hose|Ralf Schenkel
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2013

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Report on INEX 2013.
Patrice Bellot|Antoine Doucet|Shlomo Geva|Sairam Gurajada|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Arunav Mishra|Véronique Moriceau|Josiane Mothe|Michael Preminger|Eric SanJuan|Ralf Schenkel|Xavier Tannier|Martin Theobald|Matthew Trappett|Andrew Trotman|Mark Sanderson|Falk Scholer|Qiuyue Wang
SIGIR Forum 2013 Volume 47 Issue 2
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QBEES: query by entity examples.
Steffen Metzger|Ralf Schenkel|Marcin Sydow
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Overview of INEX 2013.
Patrice Bellot|Antoine Doucet|Shlomo Geva|Sairam Gurajada|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Arunav Mishra|Véronique Moriceau|Josiane Mothe|Michael Preminger|Eric SanJuan|Ralf Schenkel|Xavier Tannier|Martin Theobald|Matthew Trappett|Qiuyue Wang
Information Access Evaluation. Multilinguality, Multimodality, and Visualization - 4th International Conference of the CLEF Initiative, CLEF 2013, Valencia, Spain, September 23-26, 2013. Proceedings
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Overview of the INEX 2013 Linked Data Track.
Sairam Gurajada|Jaap Kamps|Arunav Mishra|Ralf Schenkel|Martin Theobald|Qiuyue Wang
Working Notes for CLEF 2013 Conference , Valencia, Spain, September 23-26, 2013.

2012

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High-performance processing of text queries with tunable pruned term and term pair indexes.
Andreas Broschart|Ralf Schenkel
ACM Transactions on Information Systems (TOIS) 2012 Volume 30 Issue 1
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The first joint international workshop on entity-oriented and semantic search (JIWES).
Krisztian Balog|David Carmel|Arjen P. de Vries|Daniel M. Herzig|Peter Mika|Haggai Roitman|Ralf Schenkel|Pavel Serdyukov|Duc Thanh Tran
SIGIR Forum 2012 Volume 46 Issue 2
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Pay-as-you-go maintenance of precomputed nearest neighbors in large graphs.
Tom Crecelius|Ralf Schenkel
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
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LUKe and MIKe: learning from user knowledge and managing interactive knowledge extraction.
Steffen Metzger|Michael Stoll|Katja Hose|Ralf Schenkel
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
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Index maintenance for time-travel text search.
Avishek Anand|Srikanta J. Bedathur|Klaus Berberich|Ralf Schenkel
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012
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Retrieval evaluation on focused tasks.
Besnik Fetahu|Ralf Schenkel
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

2011

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Report on INEX 2010.
David Alexander|Paavo Arvola|Thomas Beckers|Patrice Bellot|Timothy Chappell|Christopher M. De Vries|Antoine Doucet|Norbert Fuhr|Shlomo Geva|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Sangeetha Kutty|Monica Landoni|Véronique Moriceau|Richi Nayak|Ragnar Nordlie|Nils Pharo|Eric SanJuan|Ralf Schenkel|Andrea Tagarelli|Xavier Tannier|James A. Thom|Andrew Trotman|Johanna Vainio|Qiuyue Wang|Chen Wu
SIGIR Forum 2011 Volume 45 Issue 1
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Report on the third workshop on exploiting semantic annotations in information retrieval (ESAIR).
Jaap Kamps|Jussi Karlgren|Ralf Schenkel
SIGIR Forum 2011 Volume 45 Issue 1
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S3K: seeking statement-supporting top-K witnesses.
Steffen Metzger|Shady Elbassuoni|Katja Hose|Ralf Schenkel
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011
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Search and mining entity-relationship data.
Haggai Roitman|Ralf Schenkel|Marko Grobelnik
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011
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Temporal index sharding for space-time efficiency in archive search.
Raffaele Perego|Avishek Anand|Srikanta J. Bedathur|Martin Rajman|Klaus Berberich|Etienne Rivière|Ralf Schenkel|Avishek Anand|Raffaele Perego|Srikanta J. Bedathur|Martin Rajman|Klaus Berberich|Etienne Rivière
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011
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A novel hybrid index structure for efficient text retrieval.
Andreas Broschart|Ralf Schenkel
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011
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Learning to rank under tight budget constraints.
Christian Pölitz|Ralf Schenkel
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

2010

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Proceedings of the third workshop on Exploiting Semantic Annotations in Information Retrieval, ESAIR 2010, Toronto, Ontario, Canada, October 30, 2010
Jussi Karlgren|Kai Li|Jussi Karlgren|Ralf Schenkel|Fei Yu|Kai Li|Ralf Schenkel|Fei Yu
International Conference on Information and Knowledge Management (CIKM) 2010
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Report on INEX 2009.
Thomas Beckers|Patrice Bellot|Gianluca Demartini|Ludovic Denoyer|Christopher M. De Vries|Antoine Doucet|Khairun Nisa Fachry|Norbert Fuhr|Patrick Gallinari|Shlomo Geva|Wei Chi Huang|Tereza Iofciu|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Sangeetha Kutty|Monica Landoni|Miro Lehtonen|Véronique Moriceau|Richi Nayak|Ragnar Nordlie|Nils Pharo|Eric SanJuan|Ralf Schenkel|Xavier Tannier|Martin Theobald|James A. Thom|Andrew Trotman|Arjen P. de Vries
SIGIR Forum 2010 Volume 44 Issue 1
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Efficient temporal keyword search over versioned text.
Avishek Anand|Srikanta J. Bedathur|Klaus Berberich|Ralf Schenkel
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
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Third workshop on exploiting semantic annotations in information retrieval (ESAIR): CIKM 2010 workshop.
Jaap Kamps|Jussi Karlgren|Ralf Schenkel
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
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Crowdsourcing Assessments for XML Ranked Retrieval.
Omar Alonso|Ralf Schenkel|Martin Theobald
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings
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Evaluating the Potential of Explicit Phrases for Retrieval Quality.
Andreas Broschart|Klaus Berberich|Ralf Schenkel
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings
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Temporal Shingling for Version Identification in Web Archives.
Ralf Schenkel
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings
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MMCI at the TREC 2010 Web Track.
Andreas Broschart|Ralf Schenkel
Proceedings of The Nineteenth Text REtrieval Conference, TREC 2010, Gaithersburg, Maryland, USA, November 16-19, 2010

2009

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Report on INEX 2008.
Gianluca Demartini|Ludovic Denoyer|Antoine Doucet|Khairun Nisa Fachry|Patrick Gallinari|Shlomo Geva|Darren Wei Che Huang|Tereza Iofciu|Jaap Kamps|Gabriella Kazai|Marijn Koolen|Monica Landoni|Ragnar Nordlie|Nils Pharo|Ralf Schenkel|Martin Theobald|Andrew Trotman|Arjen P. de Vries|Alan Woodley|Jianhan Zhu
SIGIR Forum 2009 Volume 43 Issue 1
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Language-model-based ranking for queries on RDF-graphs.
Shady Elbassuoni|Maya Ramanath|Ralf Schenkel|Marcin Sydow|Gerhard Weikum
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

2008

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Proximity-aware scoring for XML retrieval.
Andreas Broschart|Ralf Schenkel
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008
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Social recommendations at work.
Tom Crecelius|Mouna Kacimi|Sebastian Michel|Thomas Neumann|Josiane Xavier Parreira|Ralf Schenkel|Gerhard Weikum
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008
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Fine-grained relevance feedback for XML retrieval.
Hanglin Pan|Ralf Schenkel|Gerhard Weikum
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008
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Efficient top-k querying over social-tagging networks.
Ralf Schenkel|Tom Crecelius|Mouna Kacimi|Sebastian Michel|Thomas Neumann|Josiane Xavier Parreira|Gerhard Weikum
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

2007

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Efficient Text Proximity Search.
Ralf Schenkel|Andreas Broschart|Seung-won Hwang|Martin Theobald|Gerhard Weikum
String Processing and Information Retrieval, 14th International Symposium, SPIRE 2007, Santiago, Chile, October 29-31, 2007, Proceedings

2006

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Structural Feedback for Keyword-Based XML Retrieval.
Ralf Schenkel|Martin Theobald
Advances in Information Retrieval, 28th European Conference on IR Research, ECIR 2006, London, UK, April 10-12, 2006, Proceedings
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IO-Top-k at TREC 2006: Terabyte Track.
Hannah Bast|Debapriyo Majumdar|Ralf Schenkel|Martin Theobald|Gerhard Weikum
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

2005

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Semantic Similarity Search on Semistructured Data with the XXL Search Engine.
Ralf Schenkel|Anja Theobald|Gerhard Weikum
Discover Computing 2005 Volume 8 Issue 4
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Efficient and self-tuning incremental query expansion for top-k query processing.
Martin Theobald|Ralf Schenkel|Gerhard Weikum
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005