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

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

• "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).