3 Lorcan Coyle Dónal Doyle Pádraig Cunningham 2004 Pedro A. González Calero and Peter Funk Advances in Case-Based Reasoning, 7th European Conference, ECCBR 2004 Madrid, Spain Springer 119-127 30/08/2004 978-3-540-22882-0 case based reasoning, cbml, xml, similarity measures As Case-Based Reasoning has matured as a discipline; the need for a standard means of representing case-based knowledge has come to the fore. While proposals exist for representing the vocabulary and the case-base knowledge containers, there are still no proposed standards for representing similarity or adaptation knowledge. In this paper we present extensions for representing similarity knowledge to CBML, an XML-based CBR language.