Concept-Based Information Access. - Rifat Ozcan; Y. Alp Aslandogan (ITCC (1), 2005)

An automatic approach to construct domain-specific web portals. - Ismail Sengör Altingövde; Rifat Ozcan; Suleyman Cetintas; Hakan Yilmaz; Özgür Ulusoy (CIKM, 2007)

Large-scale cluster-based retrieval experiments on Turkish texts. - Ismail Sengör Altingövde; Rifat Ozcan; Huseyin Cagdas Öcalan; Fazli Can; Özgür Ulusoy (SIGIR, 2007)

Utilization of navigational queries for result presentation and caching in search engines. - Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (CIKM, 2008)

Static query result caching revisited. - Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (WWW, 2008)

Exploiting query views for static index pruning in web search engines. - Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (CIKM, 2009)

A Cost-Aware Strategy for Query Result Caching in Web Search Engines. - Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (ECIR, 2009)

A Practitioner's Guide for Static Index Pruning. - Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (ECIR, 2009)

Second Chance: A Hybrid Approach for Dynamic Result Caching in Search Engines. - Ismail Sengör Altingövde; Rifat Ozcan; Berkant Barla Cambazoglu; Özgür Ulusoy (ECIR, 2011)

An Adaptive Smoothing Method for Sensor Noise in Augmented Reality Applications on Smartphones. - Rifat Ozcan; Fatih Orhan; M. Fatih Demirci; Osman Abul (MOBILWARE, 2011)

Timestamp-based result cache invalidation for web search engines. - Sadiye Alici; Ismail Sengör Altingövde; Rifat Ozcan; Berkant Barla Cambazoglu; Özgür Ulusoy (SIGIR, 2011)

Evolution of web search results within years. - Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (SIGIR, 2011)

Timestamp-based cache invalidation for search engines. - Sadiye Alici; Ismail Sengör Altingövde; Rifat Ozcan; Berkant Barla Cambazoglu; Özgür Ulusoy (WWW (Companion Volume), 2011)

Exploiting navigational queries for result presentation and caching in Web search engines. - Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (J. Assoc. Inf. Sci. Technol., 2011)

Cost-Aware Strategies for Query Result Caching in Web Search Engines. - Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (ACM Trans. Web, 2011)

Caching techniques for large scale web search engines (Büyük ölçekli arama motorlarında önbellekleme teknikleri) - Rifat Ozcan (2011)

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 (CIKM, 2012)

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 (ECIR, 2012)

In Praise of Laziness: A Lazy Strategy for Web Information Extraction. - Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (ECIR, 2012)

A five-level static cache architecture for web search engines. - Rifat Ozcan; Ismail Sengör Altingövde; Berkant Barla Cambazoglu; Flavio Paiva Junqueira; Özgür Ulusoy (Inf. Process. Manag., 2012)

Static index pruning in web search engines: Combining term and document popularities with query views. - Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (ACM Trans. Inf. Syst., 2012)

Cache-Based Query Processing for Search Engines. - Berkant Barla Cambazoglu; Ismail Sengör Altingövde; Rifat Ozcan; Özgür Ulusoy (ACM Trans. Web, 2012)

Strategies for setting time-to-live values in result caches. - Fethi Burak Sazoglu; Berkant Barla Cambazoglu; Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (CIKM, 2013)

A financial cost metric for result caching. - Fethi Burak Sazoglu; Berkant Barla Cambazoglu; Rifat Ozcan; Ismail Sengör Altingövde; Özgür Ulusoy (SIGIR, 2013)

Second Chance: A Hybrid Approach for Dynamic Result Caching and Prefetching in Search Engines. - Rifat Ozcan; Ismail Sengör Altingövde; Berkant Barla Cambazoglu; Özgür Ulusoy (ACM Trans. Web, 2013)

How k-12 students search for learning?: analysis of an educational search engine log. - Arif Usta; Ismail Sengör Altingövde; Ibrahim Bahattin Vidinli; Rifat Ozcan; Özgür Ulusoy (SIGIR, 2014)

Propagating Expiration Decisions in a Search Engine Result Cache. - Fethi Burak Sazoglu; Özgür Ulusoy; Ismail Sengör Altingövde; Rifat Ozcan; Berkant Barla Cambazoglu (WWW (Companion Volume), 2015)

New query suggestion framework and algorithms: A case study for an educational search engine. - Ibrahim Bahattin Vidinli; Rifat Ozcan (Inf. Process. Manag., 2016)

A "Suggested" Picture of Web Search in Turkish. - Erdem Sarigil; Oguz Yilmaz; Ismail Sengor Altingovde; Rifat Ozcan; Özgür Ulusoy (ACM Trans. Asian Low Resour. Lang. Inf. Process., 2016)

Classification of news-related tweets. - Orhan Demirsoz; Rifat Ozcan (J. Inf. Sci., 2017)

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 (J. Assoc. Inf. Sci. Technol., 2018)

Re-finding Behaviour in Educational Search. - Arif Usta; Ismail Sengor Altingovde; Rifat Ozcan; Özgür Ulusoy (TPDL, 2019)

Improving educational web search for question-like queries through subject classification. - Tolga Yilmaz; Rifat Ozcan; Ismail Sengor Altingovde; Özgür Ulusoy (Inf. Process. Manag., 2019)

Learning to Rank for Educational Search Engines. - Arif Usta; Ismail Sengor Altingovde; Rifat Ozcan; Özgür Ulusoy (IEEE Trans. Learn. Technol., 2021)