Ralf Schenkel


2005

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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

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Semantic Similarity Search on Semistructured Data with the XXL Search Engine
Ralf Schenkel | Anja Theobald | Gerhard Weikum
2005 Volume 8 Issue 4

2006

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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

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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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GeoSphereSearch: Context-Aware Geographic Web Search
Jens Graupmann | Ralf Schenkel
Proceedings of the 3rd ACM Workshop On Geographic Information Retrieval, GIR 2006, Seattle, WA, USA, August 10, 2006

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

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

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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

2009

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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

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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
2009 Volume 43 Issue 1

2010

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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

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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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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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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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RankReduce - Processing K-Nearest Neighbor Queries on Top of MapReduce
Aleksandar Stupar | Sebastian Michel | Ralf Schenkel
Proceedings of the 8th Workshop on Large-Scale Distributed Systems for Information Retrieval, Geneva, Switzerland, July 23, 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

Proceedings of the third workshop on Exploiting Semantic Annotations in Information Retrieval, ESAIR 2010, Toronto, Ontario, Canada, October 30, 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
2010 Volume 44 Issue 1

2011

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Temporal index sharding for space-time efficiency in archive search
Avishek Anand | Srikanta J. Bedathur | Klaus Berberich | 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

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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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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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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
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
2011 Volume 45 Issue 1

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

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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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High-performance processing of text queries with tunable pruned term and term pair indexes
Andreas Broschart | Ralf Schenkel
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
2012 Volume 46 Issue 2

2013

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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

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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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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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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
2013 Volume 47 Issue 2

2014

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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

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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

2018

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Integrating and Exploiting Public Metadata Sources in a Bibliographic Information System
Ralf Schenkel
Proceedings of the 7th International Workshop on Bibliometric-enhanced Information Retrieval (BIR 2018) co-located with the 40th European Conference on Information Retrieval (ECIR 2018), Grenoble, France, March 26, 2018

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

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Revaluating Semantometrics from Computer Science Publications
Christin Katharina Kreutz | Premtim Sahitaj | Ralf Schenkel
Proceedings of the 4th Joint Workshop on Bibliometric-enhanced Information Retrieval and Natural Language Processing for Digital Libraries (BIRNDL 2019) co-located with the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2019), Paris, France, July 25, 2019

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

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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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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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Conference Indexing in Digital Libraries: A Ranking Model and Case Study on dblp
Christopher Michels | Mandy Neumann | Philipp Schaer | Ralf Schenkel
Proceedings of the 10th International Workshop on Bibliometric-enhanced Information Retrieval co-located with 42nd European Conference on Information Retrieval, BIR@ECIR 2020, Lisbon, Portugal, April 14th, 2020 [online only]

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

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