• "Partitioning Customers Using Overlapping Segmentation Methods", WITS, December 2008 (with R. Zheng).

• "Improving Personalization Solutions through Optimal Segmentation of Customer Bases". IEEE Transactions on Knowledge and Data Engineering 21(3), March 2009 (with T. Jiang) [pdf] (preliminary results were published in the Proceedings of the IEEE International Conference on Data Mining in December 2006)

• "Dynamic Micro Targeting: Fitness-Based Approach to Predicting Individual Preferences." IEEE International Conference on Data Mining. November 2007 (with T. Jiang) [pdf] (an extended version of this paper also appeared in the Knowledge and Information Systems Journal (KAIS))
  

• "Segmenting Customers from Population to Individuals: Does 1-to-1 Keep your Customers Forever?" IEEE Transactions on Knowledge and Data Engineering, 18(1), October 2006 (with T. Jiang). [pdf]
  
  
• "Divide and Prosper: Comparing Models of Customer Behavior from Populations to Individuals", IEEE International Conference on Data Mining, Nov. 2004 (with T. Jiang).
  
  
• "Using Data Mining Methods to Build Customer Profiles." IEEE Computer; vol. 34, no. 2, February 2001 (with G. Adomavicius).
  
  
• "Expert-Driven Validation of Rule-Based User Models in Personalization Applications." Data Mining and Knowledge Discovery Journal. vol. 5, no 1/2, Special Issue on E-commerce and Data Mining, January 2001 (with G. Adomavicius).
  
  
• "User Profiling in Personalization Applications through Rule Discovery and Validation." In Proceedings of the 5th International Conference on Knowledge Discovery and Data Mining, August 1999 (with G. Adomavicius).