@inproceedings{SEKE06LC,
  author  = "Xin Li and S. K. Chang",
  title   = "User Profiling in the Chronobot/Virtual Classroom System",
  booktitle="The Eighteenth International Conference on Software Engineering and Knowledge Engineering",
  year    = "2006",
  month   = "Jul.",
  address = "San Francisco, CA, USA",
  pages   = "",  
}