... adjacency relationships to be derived without loss of efficiency. In order to verify the time and storage efficiency of the partial entity structure, the time complexity of basic query procedures and the storage requirement for typical geometric models are derived and compared with those of existing schemes...

.... 01 August 2001 01 October 2001 assembly planning computer aided engineering product development object recognition Octree Representation Assembly Features Feature Recognition Geometric Modelling Assembly Planning This paper reports the results of research aimed...