A system and method for efficiently walking a directed non-cyclic graph of data using multiple analysis tools. Provided is a graph walking system, including: a binding system for binding a graph observer with a data graph, for binding node patterns to node observers to generate at least one node pattern/node...http://www.google.com/patents/US6922692?utm_source=gb-gplus-sharePatent US6922692 - Directed non-cyclic graph walking system and method
