Ceramic tile classification based on colour similarity measurements

@InProceedings\{BVV1998,
  author       = "Ramon Baldrich and Maria Vanrell and Juan Jose Villanueva and J L\'opez-Krahe",
  title        = "Ceramic tile classification based on colour similarity measurements",
  booktitle    = "Workshop on European Scientific and Industrial Collaboration",
  volume       = "1",
  pages        = "307--311",
  month        = "Jun",
  year         = "1998",
  address      = "Girona (Spain)",
  url          = "http://999840.hzjufeng.icu/Public/Publications/1998/BVV1998"
}