Gediminas Adomavicius

Gedas Adomavicius
Carolyn I. Anderson Professor in Business Education Excellence
and Professor of Information and Decision Sciences

CONTACT INFORMATION

Department of Information and Decision Sciences
Carlson School of Management
University of Minnesota

Address:	321 19th Avenue South, Minneapolis, MN 55455
Phone:	(612) 625-9504
Fax:	(612) 626-1316
Email:	gedas [at] umn [dot] edu
URL:	http://ids.csom.umn.edu/faculty/gedas/

RESEARCH INTERESTS

General interests:

Personalization Technologies and Customer Relationship Management
Knowledge Discovery and Data Mining
Electronic Market Mechanisms
Technology Evolution

Current research:

Multidimensional recommender systems
Real-time bidder support in combinatorial auctions
Expert-driven validation of data mining results
Techniques for customer modeling

TEACHING

Undergraduate courses:

IDSc 3201. Introduction to Programming for Systems Development (Spring 2002, Fall 2002, Spring 2004).
IDSc 4444. Business Analytics (Spring 2010, Spring 2011, Spring 2012, Spring 2013).

IDSc 4490. Information Systems Special Topics - Platforms for Business Computing (Spring 2005, Spring 2006).

MBA courses:

IDSc 6050. Information Technologies and Solutions (Spring 2005, Spring 2006, Spring 2007, Fall 2007, Spring 2008, Fall 2009, Spring 2010, Fall 2010, Spring 2011, Spring 2012, Spring 2013).
IDSc 6201. Information Systems Development: Methodologies and Tools (Spring 2003).
IDSc 6452. Internet Technologies (Spring 2002, Spring 2003, Spring 2004).
IDSc 6444. Business Intelligence (Spring 2005, Spring 2006, Spring 2007, Spring 2008, Spring 2010, Spring 2011, Spring 2012, Spring 2013).
IDSc 6490. Special Topics in MIS - Advanced Business Intelligence (Spring 2012, Spring 2013).

PhD courses:

IDSc 8801. Research Seminar in Information and Decision Sciences - Data Mining for Business Research (Spring 2005, Spring 2007, Spring 2010, Spring 2012).

RESEARCH GRANTS

External Research Grants:

CAREER: Next Generation Personalization Technologies. National Science Foundation (NSF), Directorate for Computer and Information Science and Engineering, Division of Information and Intelligent Systems, "Information and Knowledge Management" program, June 2006 – present.

My research has also been funded from various internal sources at the University of Minnesota, including:

Digital Technology Center.
Carlson School of Management, McKnight – Business and Economics Research program.
Carlson School of Management, Medical Industry Leadership Institute.
Carlson School of Management, Institute for Research in Marketing (CSOM).
Graduate School, "Grant-in-Aid of Research, Artistry and Scholarship" Program.

SELECTED PRESENTATIONS

Tutorial presentations:

Context-Aware Recommender Systems (co-presented with A. Tuzhilin), 2nd ACM International Conference on Recommender Systems (RecSys 2008), Lausanne, Switzerland, October 2008.

PUBLICATIONS

Journal publications:

G. Adomavicius, J. Bockstedt, S. Curley, and J. Zhang. "Do Recommender Systems Manipulate Consumer Preferences? A Study of Anchoring Effects." Information Systems Research, forthcoming.
G. Adomavicius and Y. Kwon. "Optimization-Based Approaches for Maximizing Aggregate Recommendation Diversity." INFORMS Journal on Computing, forthcoming.
G. Adomavicius, S. Curley, A. Gupta, and P. Sanyal. "User Acceptance of Complex Electronic Market Mechanisms: Role of Information Feedback." Journal of Operations Management, forthcoming.
G. Adomavicius, S. Curley, A. Gupta, and P. Sanyal. "Impact of Information Feedback in Continuous Combinatorial Auctions: An Experimental Study of Economic Performance." MIS Quarterly, vol. 37, no. 1, March 2013.
G. Adomavicius and J. Zhang. "Stability of Recommendation Algorithms." ACM Transactions on Information Systems, vol. 30, no. 4, November 2012.
G. Adomavicius, J. Bockstedt, and A. Gupta. "Modeling Supply-Side Dynamics of IT Components, Products, and Infrastructure: An Empirical Analysis Using Vector Autoregression." Information Systems Research, vol. 23, no. 2, June 2012.
G. Adomavicius and Y. Kwon. "Improving Aggregate Recommendation Diversity Using Ranking-Based Techniques." IEEE Transactions on Knowledge and Data Engineering, vol. 24, no. 5, May 2012.
G. Adomavicius, S. Curley, A. Gupta, and P. Sanyal. "Effect of Information Feedback on Bidder Behavior in Continuous Combinatorial Auctions." Management Science, vol. 58, no. 4, April 2012.
G. Adomavicius, A. Gupta, and P. Sanyal. "Effect of Information Feedback on the Outcomes and Dynamics of Multisourcing Multiattribute Procurement Auctions." Journal of Management Information Systems, vol. 28, no. 4, Spring 2012.
G. Adomavicius and J. Zhang. "Impact of Data Characteristics on Recommender Systems Performance." ACM Transactions on Management Information Systems, vol. 3, no. 1, April 2012.
G. Adomavicius, B. Mobasher, F. Ricci, and A. Tuzhilin. "Context-Aware Recommender Systems." AI Magazine, vol. 32, no. 3, 2011.
G. Adomavicius, A. Tuzhilin, and R. Zheng. "REQUEST: A Query Language for Customizing Recommendations." Information Systems Research, vol. 22, no. 1, March 2011. [Working paper version: PDF ]
G. Adomavicius, A. Gupta, and D. Zhdanov. "Designing Intelligent Software Agents for Auctions with Limited Information Feedback." Information Systems Research, vol. 20, no. 4, December 2009.
G. Adomavicius, J. Bockstedt, A. Gupta, and R. Kauffman. "Making Sense of Technology Trends in the IT Landscape: A Design Science Approach." MIS Quarterly, vol. 32, no. 4, December 2008.
G. Adomavicius, J. Bockstedt, A. Gupta, and R. Kauffman. "Understanding Evolution in Technology Ecosystems." Communications of the ACM, vol. 51, no. 10, October 2008.
G. Adomavicius and J. Bockstedt. "C-TREND: Temporal Cluster Graphs for Identifying and Visualizing Trends in Multi-Attribute Transactional Data." IEEE Transactions on Knowledge and Data Engineering, vol. 20, no. 6, June 2008.
G. Adomavicius and Y. Kwon. "New Recommendation Techniques for Multi-Criteria Rating Systems." IEEE Intelligent Systems, vol. 22, no. 3, May/June 2007.
G. Adomavicius, J. Bockstedt, A. Gupta, and R. Kauffman. "Technology Roles and Paths of Influence in an Ecosystem Model of Technology Evolution." Information Technology and Management, vol. 8, no. 2, June 2007.
G. Adomavicius and A. Tuzhilin. "Validation Sequence Optimization: A Theoretical Approach." INFORMS Journal on Computing, vol. 19, no. 2, Spring 2007. [PDF, appendix]
G. Adomavicius and A. Tuzhilin. "Personalization Technologies: A Process-Oriented Perspective." Communications of the ACM, vol. 48, no. 10, October 2005.
G. Adomavicius and A. Gupta. "Towards Comprehensive Real-Time Bidder Support in Iterative Combinatorial Auctions." Information Systems Research, vol. 16, no. 2, June 2005. [ PDF ]
G. Adomavicius and A. Tuzhilin. "Towards the Next Generation of Recommender Systems: A Survey of the State-of-the-Art and Possible Extensions." IEEE Transactions on Knowledge and Data Engineering, vol. 17, no. 6, June 2005. [Working paper version: PDF ]
G. Adomavicius, R. Sankaranarayanan, S. Sen, and A. Tuzhilin. "Incorporating Contextual Information in Recommender Systems Using a Multidimensional Approach." ACM Transactions on Information Systems, vol. 23, no. 1, January 2005. [Working paper version: PDF ]
G. Adomavicius and A. Tuzhilin. "An Architecture of e-Butler: A Consumer-Centric Online Personalization System." International Journal of Computational Intelligence and Applications, vol. 2, no. 3, September 2002.
G. Adomavicius and A. Tuzhilin. "Using Data Mining Methods to Build Customer Profiles." IEEE Computer, vol. 34, no. 2, February 2001.
G. Adomavicius and A. Tuzhilin. "Expert-Driven Validation of Rule-Based User Models in Personalization Applications." Data Mining and Knowledge Discovery, vol. 5, nos. 1/2, January/April 2001. [Working paper version: PDF ]

Selected other publications: book chapters, conference and workshop papers

"Impact of Data Characteristics on Recommender Systems Performance." 20th Workshop on Information Technology and Systems (WITS’10), St. Louis, Missouri, December 2010 (with Y. Kwon and J. Zhang).
"On the Stability of Recommendation Algorithms." 4th ACM Conference on Recommender Systems (RecSys-2010), Barcelona, Spain, September 2010 (with J. Zhang).
"Impact of Recommender Systems on Consumer Preferences: A Study of Anchoring Effects". 2010 Winter Conference on Business Intelligence, Salt Lake City, Utah, March 2010 (with J. Bockstedt, S. Curley, and J. Zhang).
"Multi-Criteria Recommender Systems" (book chapter). In P. Kantor, F. Ricci, L. Rokach, B. Shapira (Eds.), Recommender Systems Handbook: A Complete Guide for Research Scientists and Practitioners, Springer, 2010 (with N. Manouselis and Y. Kwon).
"Context-Aware Recommender Systems" (book chapter). In P. Kantor, F. Ricci, L. Rokach, B. Shapira (Eds.), Recommender Systems Handbook: A Complete Guide for Research Scientists and Practitioners, Springer, 2010 (with A. Tuzhilin).
"Toward More Diverse Recommendations: Item Re-Ranking Methods for Recommender Systems." 19th Workshop on Information Technology and Systems (WITS’09), Phoenix, Arizona, December 2009 (with Y. Kwon). Nominated for the Best Paper Award. Received the Best Student Paper Award.
"A Machine Learning Approach to Improving Process Control." 19th Workshop on Information Technology and Systems (WITS’09), Phoenix, Arizona, December 2009 (with G. Meyer, P. Johnson, M. Elidrisi, R. McCabe, P. O’Connor, J. Sperl-Hillen, and W. Rush).
"Design and Evaluation of Feedback Schemes for Multiattribute Procurement Auctions." Twenty Ninth International Conference on Information Systems (ICIS-2008), Paris, France, December 2008 (with A. Gupta and P. Sanyal).
"Scalable Temporal Clustering for Massive Multidimensional Data Streams." Proceedings of the 18th Workshop on Information Technology and Systems (WITS’08), Paris, France, December 2008 (with J. Bockstedt and V. Parimi).
"Overcoming Accuracy-Diversity Tradeoff in Recommender Systems: A Variance-Based Approach." Proceedings of the 18th Workshop on Information Technology and Systems (WITS’08), Paris, France, December 2008 (with Y. Kwon). Nominated for the Best Paper Award.
"Personalization and Recommender Systems" (book chapter). Z. Chen and S. Raghavan (eds.), Tutorials in Operations Research 2008: State-of-the-Art Decision-Making Tools in the Information-Intensive Age, INFORMS, 2008 (with Z. Huang and A. Tuzhilin).
"Using Data Mining to Predict Errors in Chronic Disease Care" (book chapter). K. Henriksen, J.B. Battles, M.A. Keyes, M.L. Grady (eds.), Advances in Patient Safety: New Directions and Alternative Approaches, Vol. 3 (“Performance and Tools”), Agency for Healthcare Research and Quality, August 2008 (with R. McCabe, P. Johnson, G. Ramsey, E. Rund, W. Rush, P. O’Connor, and J. Sperl-Hillen).
"Design and Effects of Information Feedback in Continuous Combinatorial Auctions." Twenty Eighth International Conference on Information Systems (ICIS-2007), Montreal, Canada, December 2007 (with S. Curley, A. Gupta, and P. Sanyal).
"A Visual Mapping Approach for Trend Identification in Multi-Attribute Data." Proceedings of the 17th Workshop on Information Technology and Systems (WITS’07), Montreal, Canada, December 2007 (with J. Bockstedt).
"Impact of Information Feedback on Bid Characteristics in Continuous Combinatorial Auctions." Proceedings of the 17th Workshop on Information Technology and Systems (WITS’07), Montreal, Canada, December 2007 (with S. Curley, A. Gupta, and P. Sanyal). Nominated for the Best Paper Award.
"Towards More Confident Recommendations: Improving Recommender Systems Using Filtering Approach Based on Rating Variance." Proceedings of the 17th Workshop on Information Technology and Systems (WITS’07), Montreal, Canada, December 2007 (with S. Kamireddy and Y. Kwon).
"Impact of Information Feedback on the Outcome of Continuous Combinatorial Auctions." Workshop on Information Systems Economics (WISE 2007), Montreal, Quebec, Canada, December 2007 (with S. Curley, A. Gupta, and P. Sanyal).
"User Perceptions in Continuous Combinatorial Auctions: Effects of Information Feedback." 12th INFORMS Conference on Information Systems and Technology (CIST-2007), Seattle, Washington, November 2007 (with S. Curley, A. Gupta, and P. Sanyal).
"Computational Feedback Mechanisms for Iterative Multi-Unit Multiattribute Auctions." Proceedings of the 16th Workshop on Information Technology and Systems (WITS'06), Milwaukee, Wisconsin, December 2006 (with A. Gupta and P. Sanyal). Nominated for the Best Paper Award.
"Understanding Patterns of Technology Evolution: An Ecosystem Perspective." Proceedings of the 39th Hawaii International Conference on System Sciences (HICSS-39), Kauai, Hawaii, January 2006 (with J. Bockstedt, A. Gupta, and R. Kauffman).
"Data Mining Techniques for Automated Evaluation of Sales Opportunities: A Case Study." 2005 International Workshop on Customer Relationship Management: Data Mining Meets Marketing, New York, November 2005 (with S. Mane, J. Vayghan, J. Srivastava, and P. Yu).
"Incorporating Context into Recommender Systems Using Multidimensional Rating Estimation Methods." 1st International Workshop on Web Personalization, Recommender Systems and Intelligent User Interfaces (WPRSIUI 2005), in conjunction with the 2nd International Conference of E-Business and Telecommunication Networks (ICETE-2005), Reading, United Kingdom, October 2005 (with A. Tuzhilin).
"Sales Opportunity Miner: Data Mining for Automatic Evaluation of Sales Opportunity" (book chapter). M. M. Kantardzic and J. Zurada (eds.), New Generation of Data-Mining Applications, Wiley/IEEE Press, 2005 (with J. Vayghan, J. Srivastava, S. Mane, and P. Yu).
"Providing Real-Time Feedback to Bidders: Homogeneous- versus Heterogeneous-Item Combinatorial Auctions." Proceedings of the 14th Workshop on Information Technology and Systems (WITS'04), Washington, D.C., December 2004 (with A. Gupta).
"Context-Aware Recommender Systems." Proceedings of the 14th Workshop on Information Technology and Systems (WITS'04), Washington, D.C., December 2004 (with R. Sankaranarayanan, S. Sen, and A. Tuzhilin).
"Towards the Comprehensive Bidder Support in Combinatorial Auctions." Proceedings of the 13th Workshop on Information Technology and Systems (WITS'03), Seattle, Washington, December 2003 (with A. Gupta).
"Optimizing Sequences of Validation Operators in Data Mining Applications." Proceedings of the 12th Workshop on Information Technology and Systems (WITS'02), Barcelona, Spain, December 2002 (with A. Tuzhilin).
"Handling Very Large Numbers of Association Rules in the Analysis of Microarray Data." Proceedings of the Eighth ACM SIGKDD International Conference on Data Mining and Knowledge Discovery (KDD'02), Edmonton, Canada, July 2002 (with A. Tuzhilin).
"Multidimensional Recommender Systems: A Data Warehousing Approach." Proceedings of the Second International Workshop on Electronic Commerce (WELCOM'01), Heidelberg, Germany, November 2001 (with A. Tuzhilin).
"Extending Recommender Systems: A Multidimensional Approach." IJCAI-01 Workshop on Intelligent Techniques for Web Personalization (ITWP'2001), Seattle, Washington, August 2001 (with A. Tuzhilin).
"Parallel Multigrid on Cartesian Meshes with Complex Geometry." Proceedings of the Parallel Computational Fluid Dynamics 2000 Conference (PCFD'00), Trondheim, Norway, May 2000, (with M. J. Berger and M. J. Aftosmis).
"A Parallel Multilevel Method for Adaptively Refined Cartesian Grids with Embedded Boundaries" (AIAA 2000-0808). Proceedings of the 38th Aerospace Sciences Meeting and Exhibit, Reno, Nevada, January 2000 (with M. J. Aftosmis and M. J. Berger).
"User Profiling in Personalization Applications through Rule Discovery and Validation." Proceedings of the Fifth International Conference on Data Mining and Knowledge Discovery (KDD'99), San Diego, California, August 1999 (with A. Tuzhilin).
"Integrating User Behavior and Collaborative Methods in Recommender Systems." CHI'99 Workshop "Interacting with Recommender Systems," Pittsburgh, Pennsylvania, May 1999 (with A. Tuzhilin).
"Discovery of Actionable Patterns in Databases: The Action Hierarchy Approach." Proceedings of the Third International Conference on Data Mining and Knowledge Discovery (KDD'97), Newport Beach, California, August 1997 (with A. Tuzhilin).

Last modified: June 13, 2013