Ronny Lempel

2022

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Truthful Online Scheduling of Cloud Workloads under Uncertainty.
Moshe Babaioff|Ronny Lempel|Brendan Lucier|Ishai Menache|Aleksandrs Slivkins|Sam Chiu-wai Wong
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2015

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Budget-Constrained Item Cold-Start Handling in Collaborative Filtering Recommenders via Optimal Design.
Oren Anava|Shahar Golan|Nadav Golbandi|Zohar Shay Karnin|Ronny Lempel|Oleg Rokhlenko|Oren Somekh
Proceedings of the 24th International Conference on World Wide Web, WWW 2015, Florence, Italy, May 18-22, 2015

2013

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Expediting search trend detection via prediction of query counts.
Nadav Golbandi|Liran Katzir|Yehuda Koren|Ronny Lempel
Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013
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Rank quantization.
Ravi Kumar|Ronny Lempel|Roy Schwartz|Sergei Vassilvitskii
Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013

2012

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Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings
European Conference on Advances in Information Retrieval (ECIR) 2012
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ECIR 2012: 34th european conference on information retrieval research.
Ricardo Baeza-Yates|Mari-Carmen Marcos|Arjen P. de Vries|Hugo Zaragoza|Berkant Barla Cambazoglu|Vanessa Murdock|Alvaro Barreiro|David E. Losada|Ronny Lempel|Fabrizio Silvestri|Mounia Lalmas
SIGIR Forum 2012 Volume 46 Issue 2
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Modeling Transactional Queries via Templates.
Edward Bortnikov|Pinar Donmez|Amit Kagian|Ronny Lempel
Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings
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Lightweight automatic face annotation in media pages.
Dmitri Perelman|Edward Bortnikov|Ronny Lempel|Roman Sandler
Proceedings of the 21st World Wide Web Conference 2012, WWW 2012, Lyon, France, April 16-20, 2012
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Care to comment?: recommendations for commenting on news stories.
Erez Shmueli|Amit Kagian|Yehuda Koren|Ronny Lempel
Proceedings of the 21st World Wide Web Conference 2012, WWW 2012, Lyon, France, April 16-20, 2012
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Hierarchical composable optimization of web pages.
Ronny Lempel|Ronen Barenboim|Edward Bortnikov|Nadav Golbandi|Amit Kagian|Liran Katzir|Hayim Makabee|Scott Roy|Oren Somekh
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

2011

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Caching for Realtime Search.
Edward Bortnikov|Ronny Lempel|Kolman Vornovitsky
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings
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Adaptive bootstrapping of recommender systems using decision trees.
Nadav Golbandi|Yehuda Koren|Ronny Lempel
Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011
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Inverted index compression via online document routing.
Gal Lavee|Ronny Lempel|Edo Liberty|Oren Somekh
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011

2010

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On bootstrapping recommender systems.
Nadav Golbandi|Yehuda Koren|Ronny Lempel
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
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Caching search engine results over incremental indices.
Roi Blanco|Edward Bortnikov|Flavio Junqueira|Ronny Lempel|Luca Telloli|Hugo Zaragoza
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010
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Caching search engine results over incremental indices.
Roi Blanco|Edward Bortnikov|Flavio Junqueira|Ronny Lempel|Luca Telloli|Hugo Zaragoza
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010
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Constructing travel itineraries from tagged geo-temporal breadcrumbs.
Munmun De Choudhury|Moran Feldman|Sihem Amer-Yahia|Nadav Golbandi|Ronny Lempel|Cong Yu
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

2008

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Beyond basic faceted search.
Ori Ben-Yitzhak|Nadav Golbandi|Nadav Har'El|Ronny Lempel|Andreas Neumann|Shila Ofek-Koifman|Dafna Sheinwald|Eugene J. Shekita|Benjamin Sznajder|Sivan Yogev
Proceedings of the International Conference on Web Search and Web Data Mining, WSDM 2008, Palo Alto, California, USA, February 11-12, 2008

2007

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Just in time indexing for up to the second search.
Ronny Lempel|Yosi Mass|Shila Ofek-Koifman|Dafna Sheinwald|Yael Petruschka|Ron Sivan
Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 6-10, 2007
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Efficient Indexing of Versioned Document Sequences.
Michael Herscovici|Ronny Lempel|Sivan Yogev
Advances in Information Retrieval, 29th European Conference on IR Research, ECIR 2007, Rome, Italy, April 2-5, 2007, Proceedings

2006

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Efficient PageRank approximation via graph aggregation.
Andrei Z. Broder|Ronny Lempel|Farzin Maghoul|Jan O. Pedersen
Discover Computing 2006 Volume 9 Issue 2

2005

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Rank-Stability and Rank-Similarity of Link-Based Web Ranking Algorithms in Authority-Connected Graphs.
Ronny Lempel|Shlomo Moran
Discover Computing 2005 Volume 8 Issue 2

2004

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Trend detection through temporal link analysis.
Einat Amitay|David Carmel|Michael Herscovici|Ronny Lempel|Aya Soffer
Journal of the Association for Information Science and Technology (JASIST) 2004 Volume 55 Issue 14
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Scaling IR-system evaluation using term relevance sets.
Einat Amitay|David Carmel|Ronny Lempel|Aya Soffer
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004
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Efficient pagerank approximation via graph aggregation.
Andrei Z. Broder|Ronny Lempel|Farzin Maghoul|Jan O. Pedersen
Proceedings of the 13th international conference on World Wide Web - Alternate Track Papers & Posters, WWW 2004, New York, NY, USA, May 17-20, 2004

2003

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Juru at TREC 2003 - Topic Distillation using Query-Sensitive Tuning and Cohesiveness Filtering.
Einat Amitay|David Carmel|Adam Darlow|Michael Herscovici|Ronny Lempel|Aya Soffer|Reiner Kraft|Jason Y. Zien
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003
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Predictive caching and prefetching of query results in search engines.
Ronny Lempel|Shlomo Moran
Proceedings of the Twelfth International World Wide Web Conference, WWW 2003, Budapest, Hungary, May 20-24, 2003

2002

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Knowledge encapsulation for focused search from pervasive devices.
Yariv Aridor|David Carmel|Yoëlle S. Maarek|Aya Soffer|Ronny Lempel
ACM Transactions on Information Systems (TOIS) 2002 Volume 20 Issue 1
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PicASHOW: pictorial authority search by hyperlinks on the web.
Ronny Lempel|Aya Soffer
ACM Transactions on Information Systems (TOIS) 2002 Volume 20 Issue 1
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Topic Distillation with Knowledge Agents.
Einat Amitay|David Carmel|Adam Darlow|Ronny Lempel|Aya Soffer
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

2001

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SALSA: the stochastic approach for link-structure analysis.
Ronny Lempel|Shlomo Moran
ACM Transactions on Information Systems (TOIS) 2001 Volume 19 Issue 2
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Knowledge encapsulation for focused search from pervasive devices.
Yariv Aridor|David Carmel|Yoëlle S. Maarek|Aya Soffer|Ronny Lempel
Proceedings of the Tenth International World Wide Web Conference, WWW 10, Hong Kong, China, May 1-5, 2001
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PicASHOW: pictorial authority search by hyperlinks on the Web.
Ronny Lempel|Aya Soffer
Proceedings of the Tenth International World Wide Web Conference, WWW 10, Hong Kong, China, May 1-5, 2001