2021

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An Intent Taxonomy for Questions Asked in Web Search
Berkant Barla Cambazoglu | Leila Tavakoli | Falk Scholer | Mark Sanderson | W. Bruce Croft
CHIIR '21: ACM SIGIR Conference on Human Information Interaction and Retrieval, Canberra, ACT, Australia, March 14-19, 2021

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Quantifying Human-Perceived Answer Utility in Non-factoid Question Answering
Berkant Barla Cambazoglu | Valeria Bolotova-Baranova | Falk Scholer | Mark Sanderson | Leila Tavakoli | W. Bruce Croft
CHIIR '21: ACM SIGIR Conference on Human Information Interaction and Retrieval, Canberra, ACT, Australia, March 14-19, 2021

2020

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Pre-indexing Pruning Strategies
Soner Altin | Ricardo Baeza-Yates | Berkant Barla Cambazoglu
String Processing and Information Retrieval - 27th International Symposium, SPIRE 2020, Orlando, FL, USA, October 13-15, 2020, Proceedings

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Feature Extraction for Large-Scale Text Collections
Luke Gallagher | Antonio Mallia | J. Shane Culpepper | Torsten Suel | Berkant Barla Cambazoglu
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

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Providing Direct Answers in Search Results: A Study of User Behavior
Zhijing Wu | Mark Sanderson | Berkant Barla Cambazoglu | W. Bruce Croft | Falk Scholer
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

2019

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Impact of response latency on sponsored search
Xiao Bai | Berkant Barla Cambazoglu
2019 Volume 56 Issue 1

2018

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Characterizing, predicting, and handling web search queries that match very few or no results
Erdem Sarigil | Ismail Sengor Altingovde | Roi Blanco | Berkant Barla Cambazoglu | Rifat Ozcan | Özgür Ulusoy
2018 Volume 69 Issue 2

2017

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Understanding and Leveraging the Impact of Response Latency on User Behaviour in Web Search
Xiao Bai | Ioannis Arapakis | Berkant Barla Cambazoglu | Ana Freire
2017 Volume 36 Issue 2

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A machine learning approach for result caching in web search engines
Tayfun Kucukyilmaz | Berkant Barla Cambazoglu | Cevdet Aykanat | Ricardo Baeza-Yates
2017 Volume 53 Issue 4

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On the feasibility of predicting popular news at cold start
Ioannis Arapakis | Berkant Barla Cambazoglu | Mounia Lalmas
2017 Volume 68 Issue 5

2016

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Scalability and Efficiency Challenges in Large-Scale Web Search Engines
Berkant Barla Cambazoglu | Ricardo Baeza-Yates
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016

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Improved Caching Techniques for Large-Scale Image Hosting Services
Xiao Bai | Berkant Barla Cambazoglu | Archie Russell
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016

2015

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Scalability Challenges in Web Search Engines
Berkant Barla Cambazoglu | Ricardo Baeza-Yates
2015

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Proceedings of the 2015 Workshop on Large-Scale and Distributed System for Information Retrieval, LSDS-IR 2015, Melbourne, Australia, October 23, 2015

Proceedings of the 2015 Workshop on Large-Scale and Distributed System for Information Retrieval, LSDS-IR 2015, Melbourne, Australia, October 23, 2015

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Scalability and Efficiency Challenges in Large-Scale Web Search Engines
Berkant Barla Cambazoglu | Ricardo Baeza-Yates
Proceedings of the Eighth ACM International Conference on Web Search and Data Mining, WSDM 2015, Shanghai, China, February 2-6, 2015

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Unconscious Physiological Effects of Search Latency on Users and Their Click Behaviour
Miguel Barreda-Ángeles | Ioannis Arapakis | Xiao Bai | Berkant Barla Cambazoglu | Alexandre Pereda-Baños
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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A Random Walk Model for Optimization of Search Impact in Web Frontier Ranking
Giang Tran | Ata Turk | Berkant Barla Cambazoglu | Wolfgang Nejdl
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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LSDS-IR'15: 2015 Workshop on Large-Scale and Distributed Systems for Information Retrieval
Ismail Sengor Altingovde | Berkant Barla Cambazoglu | Nicola Tonellotto
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

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Know Your Onions: Understanding the User Experience with the Knowledge Module in Web Search
Ioannis Arapakis | Luis A. Leiva | Berkant Barla Cambazoglu
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

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Propagating Expiration Decisions in a Search Engine Result Cache
Fethi Burak Sazoglu | Özgür Ulusoy | Ismail Sengör Altingövde | Rifat Ozcan | Berkant Barla Cambazoglu
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

2014

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Sentiment-Focused Web Crawling
A. Gural Vural | Berkant Barla Cambazoglu | Pinar Karagoz
2014 Volume 8 Issue 4

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User engagement in online News: Under the scope of sentiment, interest, affect, and gaze
Ioannis Arapakis | Mounia Lalmas | Berkant Barla Cambazoglu | Mari-Carmen Marcos | Joemon M. Jose
2014 Volume 65 Issue 10

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Workshop on large-scale and distributed systems for information retrieval (LSDS-IR 2014)
Ismail Sengör Altingövde | Berkant Barla Cambazoglu | Craig Macdonald | Nicola Tonellotto
Seventh ACM International Conference on Web Search and Data Mining, WSDM 2014, New York, NY, USA, February 24-28, 2014

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Improving the efficiency of multi-site web search engines
Guillem Francès | Xiao Bai | Berkant Barla Cambazoglu | Ricardo Baeza-Yates
Seventh ACM International Conference on Web Search and Data Mining, WSDM 2014, New York, NY, USA, February 24-28, 2014

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Scalability and efficiency challenges in large-scale web search engines
Berkant Barla Cambazoglu | Ricardo Baeza-Yates
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Impact of response latency on user behavior in web search
Ioannis Arapakis | Xiao Bai | Berkant Barla Cambazoglu
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Scalability and efficiency challenges in large-scale web search engines
Ricardo Baeza-Yates | Berkant Barla Cambazoglu
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2013

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A term-based inverted index partitioning model for efficient distributed query processing
Berkant Barla Cambazoglu | Enver Kayaaslan | Simon Jonassen | Cevdet Aykanat
2013 Volume 7 Issue 3

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Second Chance: A Hybrid Approach for Dynamic Result Caching and Prefetching in Search Engines
Rifat Ozcan | Ismail Sengör Altingövde | Berkant Barla Cambazoglu | Özgür Ulusoy
2013 Volume 8 Issue 1

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Document replication strategies for geographically distributed web search engines
Enver Kayaaslan | Berkant Barla Cambazoglu | Cevdet Aykanat
2013 Volume 49 Issue 1

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Scalability and efficiency challenges in commercial web search engines
Berkant Barla Cambazoglu | Ricardo Baeza-Yates
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

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A financial cost metric for result caching
Fethi Burak Sazoglu | Berkant Barla Cambazoglu | Rifat Ozcan | Ismail Sengör Altingövde | Özgür Ulusoy
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

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Incorporating the surfing behavior of web users into pagerank
Shatlyk Ashyralyyev | Berkant Barla Cambazoglu | Cevdet Aykanat
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

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Strategies for setting time-to-live values in result caches
Fethi Burak Sazoglu | Berkant Barla Cambazoglu | Rifat Ozcan | Ismail Sengör Altingövde | Özgür Ulusoy
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

2012

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Cache-Based Query Processing for Search Engines
Berkant Barla Cambazoglu | Ismail Sengör Altingövde | Rifat Ozcan | Özgür Ulusoy
2012 Volume 6 Issue 4

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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
2012 Volume 46 Issue 2

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A five-level static cache architecture for web search engines
Rifat Ozcan | Ismail Sengör Altingövde | Berkant Barla Cambazoglu | Flavio Paiva Junqueira | Özgür Ulusoy
2012 Volume 48 Issue 5

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Impact of Regionalization on Performance of Web Search Engine Result Caches
Berkant Barla Cambazoglu | Ismail Sengör Altingövde
String Processing and Information Retrieval - 19th International Symposium, SPIRE 2012, Cartagena de Indias, Colombia, October 21-25, 2012. Proceedings

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A large-scale sentiment analysis for Yahoo! answers
Onur Kucuktunc | Berkant Barla Cambazoglu | Ingmar Weber | Hakan Ferhatosmanoglu
Proceedings of the Fifth International Conference on Web Search and Web Data Mining, WSDM 2012, Seattle, WA, USA, February 8-12, 2012

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Prefetching query results and its impact on search engines
Simon Jonassen | Berkant Barla Cambazoglu | Fabrizio Silvestri
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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Sentiment-focused web crawling
A. Gural Vural | Berkant Barla Cambazoglu | Pinar Senkul
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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Characterizing web search queries that match very few or no results
Ismail Sengör Altingövde | Roi Blanco | Berkant Barla Cambazoglu | Rifat Ozcan | Erdem Sarigil | Özgür Ulusoy
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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Adaptive Time-to-Live Strategies for Query Result Caching in Web Search Engines
Sadiye Alici | Ismail Sengör Altingövde | Rifat Ozcan | Berkant Barla Cambazoglu | Özgür Ulusoy
Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

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Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

Advances in Information Retrieval - 34th European Conference on IR Research, ECIR 2012, Barcelona, Spain, April 1-5, 2012. Proceedings

2011

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Document assignment in multi-site search engines
Ulf Brefeld | Berkant Barla Cambazoglu | Flavio Paiva Junqueira
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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Energy-price-driven query processing in multi-center web search engines
Enver Kayaaslan | Berkant Barla Cambazoglu | Roi Blanco | Flavio Paiva Junqueira | Cevdet Aykanat
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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Timestamp-based result cache invalidation for web search engines
Sadiye Alici | Ismail Sengör Altingövde | Rifat Ozcan | Berkant Barla Cambazoglu | Özgür Ulusoy
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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Posting list intersection on multicore architectures
Shirish Tatikonda | Berkant Barla Cambazoglu | Flavio Paiva Junqueira
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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LSDS-IR'11: the 9th workshop on large-scale and distributed systems for information retrieval
Claudio Lucchese | Berkant Barla Cambazoglu
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

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Discovering URLs through user feedback
Xiao Bai | Berkant Barla Cambazoglu | Flavio Paiva Junqueira
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

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Assigning documents to master sites in distributed search
Roi Blanco | Berkant Barla Cambazoglu | Flavio Paiva Junqueira | Ivan Kelly | Vincent Leroy
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

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Timestamp-based cache invalidation for search engines
Sadiye Alici | Ismail Sengör Altingövde | Rifat Ozcan | Berkant Barla Cambazoglu | Özgür Ulusoy
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011 (Companion Volume)

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Second Chance: A Hybrid Approach for Dynamic Result Caching in Search Engines
Ismail Sengör Altingövde | Rifat Ozcan | Berkant Barla Cambazoglu | Özgür Ulusoy
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings

2010

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The 8th workshop on large-scale distributed systems for information retrieval (LSDS-IR'10)
Roi Blanco | Berkant Barla Cambazoglu | Claudio Lucchese
2010 Volume 44 Issue 2

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Review of "Search Engines: Information Retrieval in Practice" by Croft, Metzler and Strohman
Berkant Barla Cambazoglu
2010 Volume 46 Issue 3

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Proceedings of the 8th Workshop on Large-Scale Distributed Systems for Information Retrieval, Geneva, Switzerland, July 23, 2010

Proceedings of the 8th Workshop on Large-Scale Distributed Systems for Information Retrieval, Geneva, Switzerland, July 23, 2010

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Early exit optimizations for additive machine learned ranking systems
Berkant Barla Cambazoglu | Hugo Zaragoza | Olivier Chapelle | Jiang Chen | Ciya Liao | Zhaohui Zheng | Jon Degenhardt
Proceedings of the Third International Conference on Web Search and Web Data Mining, WSDM 2010, New York, NY, USA, February 4-6, 2010

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Query forwarding in geographically distributed search engines
Berkant Barla Cambazoglu | Emre Varol | Enver Kayaaslan | Cevdet Aykanat | Ricardo Baeza-Yates
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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Web search solved?: all result rankings the same?
Hugo Zaragoza | Berkant Barla Cambazoglu | Ricardo Baeza-Yates
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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A refreshing perspective of search engine caching
Berkant Barla Cambazoglu | Flavio Paiva Junqueira | Vassilis Plachouras | Scott A. Banachowski | Baoqiu Cui | Swee Lim | Bill Bridge
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

2009

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Proceedings of the Second International Conference on Web Search and Web Data Mining, WSDM 2009, Barcelona, Spain, February 9-11, 2009

Proceedings of the Second International Conference on Web Search and Web Data Mining, WSDM 2009, Barcelona, Spain, February 9-11, 2009

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On efficient posting list intersection with multicore processors
Shirish Tatikonda | Flavio Junqueira | Berkant Barla Cambazoglu | Vassilis Plachouras
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009

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Quantifying performance and quality gains in distributed web search engines
Berkant Barla Cambazoglu | Vassilis Plachouras | Ricardo Baeza-Yates
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009

2008

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Chat mining: Predicting user and message attributes in computer-mediated communication
Tayfun Kucukyilmaz | Berkant Barla Cambazoglu | Cevdet Aykanat | Fazli Can
2008 Volume 44 Issue 4

2007

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Architecture of a grid-enabled Web search engine
Berkant Barla Cambazoglu | Evren Karaca | Tayfun Kucukyilmaz | Ata Turk | Cevdet Aykanat
2007 Volume 43 Issue 3

2006

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Performance of query processing implementations in ranking-based text retrieval systems using inverted indices
Berkant Barla Cambazoglu | Cevdet Aykanat
2006 Volume 42 Issue 4

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