@phdthesis{PhD-Thesis_2000_Shi,
  address = {Blacksburg, VA, USA},
  author = {Shi, Xinhua},
  month = {February},
  school = {Virginia Polytechnic Institute and State University},
  title = {{Improving Object Classification in X-ray Luggage Inspection}},
  url = {http://hdl.handle.net/10919/28389},
  year = {2000}
}