1. Tacit knowledge in patent applications: observations on the value of models to early US Patent Office practice and potential implications for the 21st century;Durack;World Patent Inf,2004
2. See, for example, references to the technique of content-based image retrieval (CBIR), such as and research at the École Polytechnique Fédérale de Lausanne (EPFL)
3. Geradts Z. “Content based image retrieval from forensic image databases”. Doctoral Thesis, University of Utrecht, supported by the Nederlands Forensisch Instituut. Delft: Ipskamp, 2002. ISBN 90-73053-03-X
4. Integrated probability function and its application to content-based image retrieval by relevance feedback;King;Pattern Recognit,2003
5. Eakins JP, Graham ME. Content-based Image Retrieval: A report to the JISC Technology Applications Programme. Newcastle, UK: Institute for Image Data Research, University of Northumbria at Newcastle, January 1999