Ophir Frieder

2025

doi dblp
Gradual Negative Matching for LLM Unlearning.
Hrishikesh Kulkarni|Nazli Goharian|Ophir Frieder
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part III
doi dblp
Forecasting Prescription Efficacy.
Hao-Ren Yao|Oskar Mencer|Han-Sun Chiang|Der-Chen Chang|Ophir Frieder
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
doi dblp
Digital Health.
Ophir Frieder
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
GRIT: Graph-based Recall Improvement for Task-oriented E-commerce Queries.
Hrishikesh Kulkarni|Surya Kallumadi|Sean MacAvaney|Nazli Goharian|Ophir Frieder
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

doi dblp
Caching Historical Embeddings in Conversational Search.
Ophir Frieder|Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
ACM Transactions on the Web 2024 Volume 18 Issue 4

2023

doi dblp
Lexically-Accelerated Dense Retrieval.
Hrishikesh Kulkarni|Sean MacAvaney|Nazli Goharian|Ophir Frieder
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

2022

doi dblp
Goldilocks: Just-Right Tuning of BERT for Technology-Assisted Review.
Eugene Yang|Sean MacAvaney|David D. Lewis|Ophir Frieder
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I

2021

doi dblp
Weighting Passages Enhances Accuracy.
Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
ACM Transactions on Information Systems (TOIS) 2021 Volume 39 Issue 2
doi dblp
Adaptive utterance rewriting for conversational search.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
Information Processing and Management 2021 Volume 58 Issue 6
doi dblp
Certifying One-Phase Technology-Assisted Reviews.
David D. Lewis|Eugene Yang|Ophir Frieder
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
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TAR on Social Media: A Framework for Online Content Moderation.
Eugene Yang|David D. Lewis|Ophir Frieder
Proceedings of the Second International Conference on Design of Experimental Search & Information REtrieval Systems, Padova, Italy, September 15-18, 2021.
doi dblp
Real-time Streaming of Gait Assessment for Parkinson's Disease.
Cristopher Flagg|Ophir Frieder|Sean MacAvaney|Gholam Motamedi
WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

2020

doi dblp
Topical result caching in web search engines.
Ida Mele|Nicola Tonellotto|Ophir Frieder|Raffaele Perego
Information Processing and Management 2020 Volume 57 Issue 3
doi dblp
Efficient Document Re-Ranking for Transformers by Precomputing Term Representations.
Sean MacAvaney|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Nazli Goharian|Ophir Frieder
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
doi dblp
Training Curricula for Open Domain Answer Re-Ranking.
Sean MacAvaney|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Nazli Goharian|Ophir Frieder
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
doi dblp
Expansion via Prediction of Importance with Contextualization.
Sean MacAvaney|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Nazli Goharian|Ophir Frieder
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
doi dblp
Topic Propagation in Conversational Search.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

2019

doi dblp
Overcoming low-utility facets for complex answer retrieval.
Sean MacAvaney|Andrew Yates|Arman Cohan|Luca Soldaini|Kai Hui|Nazli Goharian|Ophir Frieder
Discover Computing 2019 Volume 22 Issue 3-4
doi dblp
Enhanced News Retrieval: Passages Lead the Way!
Matteo Catena|Ophir Frieder|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
doi dblp
Content-Based Weak Supervision for Ad-Hoc Re-Ranking.
Sean MacAvaney|Andrew Yates|Kai Hui|Ophir Frieder
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
doi dblp
Text Retrieval Priors for Bayesian Logistic Regression.
Eugene Yang|David D. Lewis|Ophir Frieder
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

2018

doi dblp
Efficient Energy Management in Distributed Web Search.
Matteo Catena|Ophir Frieder|Nicola Tonellotto
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018
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Retrieval and Richness when Querying by Document.
Eugene Yang|David D. Lewis|Ophir Frieder|David A. Grossman|Roman Yurchak
Proceedings of the First Biennial Conference on Design of Experimental Search & Information Retrieval Systems, Bertinoro, Italy, August 28-31, 2018.
doi dblp
Characterizing Question Facets for Complex Answer Retrieval.
Sean MacAvaney|Andrew Yates|Arman Cohan|Luca Soldaini|Kai Hui|Nazli Goharian|Ophir Frieder
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018
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PACRR Gated Expansion for TREC CAR 2018.
Sean MacAvaney|Nazli Goharian|Ophir Frieder|Andrew Yates
Proceedings of the Twenty-Seventh Text REtrieval Conference, TREC 2018, Gaithersburg, Maryland, USA, November 14-16, 2018

2016

doi dblp
Enhancing web search in the medical domain via query clarification.
Luca Soldaini|Andrew Yates|Elad Yom-Tov|Ophir Frieder|Nazli Goharian
Discover Computing 2016 Volume 19 Issue 1-2

2015

doi dblp
On searching misspelled collections.
Jason J. Soo|Ophir Frieder
Journal of the Association for Information Science and Technology (JASIST) 2015 Volume 66 Issue 6
doi dblp
Retrieving Medical Literature for Clinical Decision Support.
Luca Soldaini|Arman Cohan|Andrew Yates|Nazli Goharian|Ophir Frieder
Advances in Information Retrieval - 37th European Conference on IR Research, ECIR 2015, Vienna, Austria, March 29 - April 2, 2015. Proceedings

2014

doi dblp
Relevance-Ranked Domain-Specific Synonym Discovery.
Andrew Yates|Nazli Goharian|Ophir Frieder
Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings
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Query Reformulation for Clinical Decision Support Search.
Luca Soldaini|Arman Cohan|Andrew Yates|Nazli Goharian|Ophir Frieder
Proceedings of The Twenty-Third Text REtrieval Conference, TREC 2014, Gaithersburg, Maryland, USA, November 19-21, 2014

2013

doi dblp
Rank-energy selective query forwarding for distributed search systems.
Amin Y. Teymorian|Ophir Frieder|Marcus A. Maloof
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
doi dblp
Graded relevance ranking for synonym discovery.
Andrew Yates|Nazli Goharian|Ophir Frieder
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

2012

doi dblp
Extracting information networks from the blogosphere.
Yuval Merhav|Filipe de Sá Mesquita|Denilson Barbosa|Wai Gen Yee|Ophir Frieder
ACM Transactions on the Web 2012 Volume 6 Issue 3
doi dblp
Cluster-K+: Network topology for searching replicated data in p2p systems.
Tayo Obafemi-Ajayi|Sanjiv Kapoor|Ophir Frieder
Information Processing and Management 2012 Volume 48 Issue 5
doi dblp
Interactive and context-aware tag spell check and correction.
Francesco Bonchi|Ophir Frieder|Franco Maria Nardini|Fabrizio Silvestri|Hossein Vahabi
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
doi dblp
RESQ: rank-energy selective query forwarding for distributed search systems.
Amin Y. Teymorian|Xiao Qin|Ophir Frieder
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
dblp
(Not Too) Personalized Learning to Rank for Contextual Suggestion.
Andrew Yates|Dave DeBoer|Hui Yang|Nazli Goharian|Steve Kunath|Ophir Frieder
Proceedings of The Twenty-First Text REtrieval Conference, TREC 2012, Gaithersburg, Maryland, USA, November 6-9, 2012

2010

doi dblp
Experiences with using SVM-based learning for multi-objective ranking.
Linh Thai Nguyen|Karthikeyan Umapathy|Wai Gen Yee|Roger Liew|Ophir Frieder
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
doi dblp
Enriching Peer-to-Peer File Descriptors Using Association Rules on Query Logs.
Nazli Goharian|Ophir Frieder|Wai Gen Yee|Jay Mundrawala
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings
doi dblp
On Foreign Name Search.
Jason J. Soo|Ophir Frieder
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings
doi dblp
Exploring Contextual Models in Chemical Patent Search.
Jay Urbain|Ophir Frieder
Advances in Multidisciplinary Retrieval, First Information Retrieval Facility Conference, IRFC 2010, Vienna, Austria, May 31, 2010. Proceedings
doi dblp
Incorporating global information into named entity recognition systems using relational context.
Yuval Merhav|Filipe de Sá Mesquita|Denilson Barbosa|Wai Gen Yee|Ophir Frieder
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010
doi dblp
Incremental Algorithms for Effective and Efficient Query Recommendation.
Daniele Broccolo|Ophir Frieder|Franco Maria Nardini|Raffaele Perego|Fabrizio Silvestri
String Processing and Information Retrieval - 17th International Symposium, SPIRE 2010, Los Cabos, Mexico, October 11-13, 2010. Proceedings
doi dblp
On Tag Spell Checking.
Franco Maria Nardini|Fabrizio Silvestri|Hossein Vahabi|Pedram Vahabi|Ophir Frieder
String Processing and Information Retrieval - 17th International Symposium, SPIRE 2010, Los Cabos, Mexico, October 11-13, 2010. Proceedings
doi dblp
eduKEN: a tool for fine-grained video comment collection and analysis.
Wai Gen Yee|Andrew Yates|Ophir Frieder|Armin Moehrle
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

2009

doi dblp
A view of the data on P2P file-sharing systems.
Wai Gen Yee|Linh Thai Nguyen|Ophir Frieder
Journal of the Association for Information Science and Technology (JASIST) 2009 Volume 60 Issue 10
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TREC Chemical IR Track 2009: A Distributed Dimensional Indexing Model for Chemical Patent Search.
Jay Urbain|Ophir Frieder
Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009

2008

doi dblp
Probabilistic passage models for semantic search of genomics literature.
Jay Urbain|Nazli Goharian|Ophir Frieder
Journal of the Association for Information Science and Technology (JASIST) 2008 Volume 59 Issue 12
doi dblp
Spam characterization and detection in peer-to-peer file-sharing systems.
Dongmei Jia|Wai Gen Yee|Ophir Frieder
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008
doi dblp
Adaptive distributed indexing for structured peer-to-peer networks.
Linh Thai Nguyen|Wai Gen Yee|Ophir Frieder
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008
doi dblp
Yizkor books: a voice for the silent past.
Jason J. Soo|Rebecca Cathey|Ophir Frieder|Michlean J. Amir|Gideon Frieder
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008
doi dblp
Passage relevance models for genomics search.
Jay Urbain|Ophir Frieder|Nazli Goharian
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008
doi dblp
Passage relevance models for genomics search.
Jay Urbain|Heng Zou|Ophir Frieder|Zhaojie Liu|Nazli Goharian|Yanlong Du|Jay Urbain|Heng Zou|Ophir Frieder|Zhaojie Liu|Yanlong Du|Nazli Goharian
Proceeding of the 2nd International Workshop on Data and Text Mining in Bioinformatics, DTMBIO 2008, Napa Valley, California, USA, October 30, 2008
doi dblp
On multiword entity ranking in peer-to-peer search.
Yuval Merhav|Ophir Frieder
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

2007

doi dblp
Repeatable evaluation of search services in dynamic environments.
Eric C. Jensen|Steven M. Beitzel|Abdur Chowdhury|Ophir Frieder
ACM Transactions on Information Systems (TOIS) 2007 Volume 26 Issue 1
doi dblp
Automatic classification of Web queries using very large unlabeled query logs.
Steven M. Beitzel|Eric C. Jensen|David D. Lewis|Abdur Chowdhury|Ophir Frieder
ACM Transactions on Information Systems (TOIS) 2007 Volume 25 Issue 2
doi dblp
Temporal analysis of a very large topically categorized Web query log.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|Ophir Frieder|David A. Grossman
Journal of the Association for Information Science and Technology (JASIST) 2007 Volume 58 Issue 2
doi dblp
Exploiting parallelism to support scalable hierarchical clustering.
Rebecca Cathey|Eric C. Jensen|Steven M. Beitzel|Ophir Frieder|David A. Grossman
Journal of the Association for Information Science and Technology (JASIST) 2007 Volume 58 Issue 8
doi dblp
Varying approaches to topical web query classification.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|Ophir Frieder
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007
doi dblp
An analysis of peer-to-peer file-sharing system queries.
Linh Thai Nguyen|Dongmei Jia|Wai Gen Yee|Ophir Frieder
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007
dblp
IIT TREC 2007 Genomics Track: Using Concept-Based Semantics in Context for Genomics Literature Passage Retrieval.
Jay Urbain|Nazli Goharian|Ophir Frieder
Proceedings of The Sixteenth Text REtrieval Conference, TREC 2007, Gaithersburg, Maryland, USA, November 5-9, 2007

2006

doi dblp
On the development of name search techniques for Arabic.
Syed Uzair Aqeel|Steven M. Beitzel|Eric C. Jensen|David A. Grossman|Ophir Frieder
Journal of the Association for Information Science and Technology (JASIST) 2006 Volume 57 Issue 6
doi dblp
A complex document information processing prototype.
Shlomo Argamon|Gady Agam|Ophir Frieder|David A. Grossman|David D. Lewis|Gene Sohn|Ellen M. Voorhees
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006
doi dblp
Building a test collection for complex document information processing.
David D. Lewis|Gady Agam|Shlomo Argamon|Ophir Frieder|David A. Grossman|Jefferson Heard
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006
doi dblp
The effect of OCR errors on stylistic text classification.
Sterling Stuart Stein|Shlomo Argamon|Ophir Frieder
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006
dblp
IIT TREC 2006: Genomics Track.
Jay Urbain|Nazli Goharian|Ophir Frieder
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

2005

doi dblp
Database selection in intranet mediators for natural language queries.
Fang Liu|Shuang Liu|Clement T. Yu|Weiyi Meng|Ophir Frieder|David A. Grossman
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31 - November 5, 2005
doi dblp
Surrogate scoring for improved metasearch precision.
Steven M. Beitzel|Eric C. Jensen|Ophir Frieder|Abdur Chowdhury|Greg Pass
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005
doi dblp
Automatic web query classification using labeled and unlabeled training data.
Steven M. Beitzel|Eric C. Jensen|Ophir Frieder|David A. Grossman|David D. Lewis|Abdur Chowdhury|Aleksander Kolcz
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005
doi dblp
Predicting query difficulty on the web by learning visual clues.
Eric C. Jensen|Davide Feltoni Gurini|Steven M. Beitzel|David A. Grossman|Fabio Gasparetti|David A. Grossman|Fabio Gasparetti|Alessandro Micarelli|Ophir Frieder|Ophir Frieder|Alessandro Micarelli|Abdur Chowdhury|Giuseppe Sansonetti|Abdur Chowdhury|Giuseppe Sansonetti
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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IIT TREC 2005: Genomics Track.
Jay Urbain|Nazli Goharian|Ophir Frieder
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005
doi dblp
A framework for determining necessary query set sizes to evaluate web search effectiveness.
Eric C. Jensen|Steven M. Beitzel|Ophir Frieder|Abdur Chowdhury
Proceedings of the 14th international conference on World Wide Web, WWW 2005, Chiba, Japan, May 10-14, 2005 - Special interest tracks and posters

2004

doi dblp
Fusion of effective retrieval strategies in the same information retrieval system.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David A. Grossman|Ophir Frieder|Nazli Goharian
Journal of the Association for Information Science and Technology (JASIST) 2004 Volume 55 Issue 10
doi dblp
Hourly analysis of a very large topically categorized web query log.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David A. Grossman|Ophir Frieder
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004
doi dblp
Evaluation of filtering current news search results.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David A. Grossman|Ophir Frieder
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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IIT at TREC 2004 Standard Retrieval Models Over Partitioned Indices for the Terabyte Track.
Jefferson Heard|Ophir Frieder|David A. Grossman
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004

2003

doi dblp
HAT: a hardware assisted TOP-DOC inverted index component.
S. Kagan Agun|Ophir Frieder
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada
doi dblp
Using manually-built web directories for automatic evaluation of known-item retrieval.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David A. Grossman|Ophir Frieder
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada
doi dblp
Recent Results on Fusion of Effective Retrieval Strategies in the Same Information Retrieval System.
Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David A. Grossman|Nazli Goharian|Ophir Frieder
Distributed Multimedia Information Retrieval, SIGIR 2003 Workshop on Distributed Information Retrieval, Toronto, Canada, August 1, 2003, Revised Selected and Invited Papers
dblp
IIT at TREC 2003, Task Classification and Document Structrure for Known-Item Search.
Steven M. Beitzel|Eric C. Jensen|Rebecca Cathey|Ling Ma|David A. Grossman|Ophir Frieder|Abdur Chowdhury|Greg Pass|Herman Vandermolen
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003

2002

doi dblp
On bidirectional English-Arabic search.
Mohammed Aljlayl|Ophir Frieder|David A. Grossman
Journal of the Association for Information Science and Technology (JASIST) 2002 Volume 53 Issue 13
doi dblp
Collection statistics for fast duplicate document detection.
Abdur Chowdhury|Ophir Frieder|David A. Grossman|M. Catherine McCabe
ACM Transactions on Information Systems (TOIS) 2002 Volume 20 Issue 2
doi dblp
On arabic search: improving the retrieval effectiveness via a light stemming approach.
Mohammed Aljlayl|Ophir Frieder
Proceedings of the 2002 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 4-9, 2002
doi dblp
On scalable information retrieval systems.
Ophir Frieder
Proceedings of the 2002 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 4-9, 2002
doi dblp
Parallelizing the buckshot algorithm for efficient document clustering.
Eric C. Jensen|Steven M. Beitzel|Angelo J. Pilotto|Nazli Goharian|Ophir Frieder
Proceedings of the 2002 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 4-9, 2002
doi dblp
Document normalization revisited.
Abdur Chowdhury|M. Catherine McCabe|David A. Grossman|Ophir Frieder
SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland
dblp
IIT at TREC 2002 Linear Combinations Based on Document Structure and Varied Stemming for Arabic Retrieval.
Abdur Chowdhury|Mohammed Aljlayl|Eric C. Jensen|Steven M. Beitzel|David A. Grossman|Ophir Frieder
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

2001

doi dblp
Effective Arabic-English Cross-Language Information Retrieval via Machine-Readable Dictionaries and Machine Translation.
Mohammed Aljlayl|Ophir Frieder
Proceedings of the 2001 ACM CIKM International Conference on Information and Knowledge Management, Atlanta, Georgia, USA, November 5-10, 2001
doi dblp
Analyses of Multiple-Evidence Combinations for Retrieval Strategies.
Abdur Chowdhury|Ophir Frieder|David A. Grossman|M. Catherine McCabe
SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, September 9-13, 2001, New Orleans, Louisiana, USA
doi dblp
Query Optimization for Vector Space Problems.
Kazuo Goda|Masaru Kitsuregawa|Takayuki Tamura|Ophir Frieder|Abdur Chowdhury
SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, September 9-13, 2001, New Orleans, Louisiana, USA
dblp
IIT at TREC-10.
Mohammed Aljlayl|Steven M. Beitzel|Eric C. Jensen|Abdur Chowdhury|David O. Holmes|M. Lee|David A. Grossman|Ophir Frieder
Proceedings of The Tenth Text REtrieval Conference, TREC 2001, Gaithersburg, Maryland, USA, November 13-16, 2001

2000

doi dblp
On the design and evaluation of a multi-dimensional approach to information retrieval.
M. Catherine McCabe|Jinho Lee|Abdur Chowdhury|David A. Grossman|Ophir Frieder
SIGIR 2000: Proceedings of the 23rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 24-28, 2000, Athens, Greece
dblp
IIT TREC-9 - Entity Based Feedback with Fusion.
Abdur Chowdhury|Steven M. Beitzel|Eric C. Jensen|M. Sailee|David A. Grossman|Ophir Frieder|M. Catherine McCabe|David O. Holmes
Proceedings of The Ninth Text REtrieval Conference, TREC 2000, Gaithersburg, Maryland, USA, November 13-16, 2000

1999

doi dblp
A Parallel Relational Database Management System Approach to Relevance Feedback in Information Retrievel.
Carol Lundquist|Ophir Frieder|David O. Holmes|David A. Grossman
Journal of the Association for Information Science and Technology (JASIST) 1999 Volume 50 Issue 5
doi dblp
SENTINEL: A Multiple Engine Information Retrieval and Visualization System.
Kevin L. Fox|Ophir Frieder|Margaret M. Knepper|Eric J. Snowberg
Journal of the Association for Information Science and Technology (JASIST) 1999 Volume 50 Issue 7
doi dblp
A Unified Environment for Fusion of Information Retrieval Approaches.
M. Catherine McCabe|Abdur Chowdhury|David A. Grossman|Ophir Frieder
Proceedings of the 1999 ACM CIKM International Conference on Information and Knowledge Management, Kansas City, Missouri, USA, November 2-6, 1999
dblp
IIT at TREC-8: Improving Baseline Precision.
M. Catherine McCabe|David O. Holmes|Kenneth L. Alford|Abdur Chowdhury|David A. Grossman|Ophir Frieder
Proceedings of The Eighth Text REtrieval Conference, TREC 1999, Gaithersburg, Maryland, USA, November 17-19, 1999

1998

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Use of Query Concepts and Information Extraction to Improve Information Retrieval Effectiveness.
David O. Holmes|David A. Grossman|Ophir Frieder|M. Catherine McCabe|Abdur Chowdhury
Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998
dblp
Information Retrieval and Visualization using SENTINEL.
Margaret M. Knepper|Robert A. Killam|Kevin L. Fox|Ophir Frieder
Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998

1997

doi dblp
Clustering and Classification of Large Document Bases in a Parallel Environment.
Anthony S. Ruocco|Ophir Frieder
Journal of the Association for Information Science and Technology (JASIST) 1997 Volume 48 Issue 10
doi dblp
Integrating Structured Data and Text: A Relational Approach.
David A. Grossman|Ophir Frieder|David O. Holmes|David C. Roberts
Journal of the Association for Information Science and Technology (JASIST) 1997 Volume 48 Issue 2
doi dblp
Improving Relevance Feedback in the Vector Space Model.
Carol Lundquist|David A. Grossman|Ophir Frieder
Proceedings of the Sixth International Conference on Information and Knowledge Management (CIKM'97), Las Vegas, Nevada, USA, November 10-14, 1997
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Ad Hoc Retrieval with Harris SENTINEL.
Margaret M. Knepper|Gregory J. Cusick|Kevin L. Fox|Ophir Frieder|Robert A. Killam
Proceedings of The Sixth Text REtrieval Conference, TREC 1997, Gaithersburg, Maryland, USA, November 19-21, 1997
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Expanding Relevance Feedback in the Relational Model.
Carol Lundquist|David O. Holmes|David A. Grossman|Ophir Frieder|M. Catherine McCabe
Proceedings of The Sixth Text REtrieval Conference, TREC 1997, Gaithersburg, Maryland, USA, November 19-21, 1997

1996

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Using Relevance Feedback within the Relational Model for TREC-5.
David A. Grossman|Carol Lundquist|John Reichart|David O. Holmes|Abdur Chowdhury|Ophir Frieder
Proceedings of The Fifth Text REtrieval Conference, TREC 1996, Gaithersburg, Maryland, USA, November 20-22, 1996

1995

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Compression within a Context-Sensitive Commercial Random Access Domain: An Industrial Case Study.
A. V. Gupte|Ophir Frieder
Information Processing and Management 1995 Volume 31 Issue 4
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Improving Accuracy and Run-Time Performance for TREC-4.
David A. Grossman|David O. Holmes|Ophir Frieder|Matthew D. Nguyen|Christopher E. Kingsbury
Proceedings of The Fourth Text REtrieval Conference, TREC 1995, Gaithersburg, Maryland, USA, November 1-3, 1995

1994

doi dblp
Discrimination of Authorship Using Visualization.
Bradley Kjell|W. Addison Woods|Ophir Frieder
Information Processing and Management 1994 Volume 30 Issue 1
doi dblp
A Case for Reconfigurable Parallel Architectures for Information Retrieval.
W. Addison Woods|H. Douglas Moser|Ophir Frieder|Paul B. Kantor
Proceedings of the Third International Conference on Information and Knowledge Management (CIKM'94), Gaithersburg, Maryland, USA, November 29 - December 2, 1994
dblp
A Parallel DBMS Approach to IR in TREC-3.
David A. Grossman|David O. Holmes|Ophir Frieder
Proceedings of The Third Text REtrieval Conference, TREC 1994, Gaithersburg, Maryland, USA, November 2-4, 1994

1993

doi dblp
On the Development of a site Selection Optimizer for Distributed and Parallel Database Systems.
Fotios Barlos|Ophir Frieder
CIKM 93, Proceedings of the Second International Conference on Information and Knowledge Management, Washington, DC, USA, November 1-5, 1993

1991

doi dblp
Exploiting Parallelism in Pattern Matching: An Information Retrieval Application.
Victor Wing-Kit Mak|Kuo Chu Lee|Ophir Frieder
ACM Transactions on Information Systems (TOIS) 1991 Volume 9 Issue 1
doi dblp
On the Allocation of Documents in Multiprocessor Information Retrieval Systems.
Ophir Frieder|Hava T. Siegelmann
Proceedings of the 14th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Chicago, Illinois, USA, October 13-16, 1991 (Special Issue of the SIGIR Forum).