@inproceedings{UpstillNC01,
  author = {Trystan Upstill and Raj Nagappan and Nick Craswell},
  title = {Visual Clustering of Image Search Results},
  booktitle = {SPIE Visual Data Exploration and Analysis VIII},
  year = {2001},
  note = {\url{http://es.csiro.au/pubs/upstill_spie01.pdf}},
  location = {San Jose, CA}
}