

validity is an important property of solid modeling representations. it ensures that representations always describe physically realizable solids...typical brep data structure and proves their sufficiency for model validity. such conditions are useful in invalid model rectification procedures....

...defects in boundary representation models often lead to system errors in modeling software and associated applications. this paper analyzes the model rectification problem of manifold boundary models, and argues that a rectifyby...

...defects in boundary representation models often lead to system errors in modeling software and associated applications. this paper analyzes the model rectification problem of manifold boundary models, and argues that a rectifyby...

...homogeneous polyhedral object into a boundary representation solid model. an overview of our approach to such a system and its main algorithms is pre...discusses various alternative methods considered and explains which were chosen and why. the topics coveredin detail...
Published in 2000.

...homogeneous polyhedral object into a boundary representation solid model. an overview of our approach to such a system and its main algorithms is pre...alternative methods which were considered, and explains which were chosen and why. the topics covered in...

...homogeneous polyhedral object into a boundary representation solid model. an overview of our approach to such a system and its main algorithms is pre...producing a finished, geometricallycorrect model assum ingthatpreviousstageshaveproducedaconsistenttopology with approximate geometry. it discusses various alterna tives which were considered, and explains which were cho sen and why. the topics covered in...

...general theory within which previous boundary representations (breps) are a special case. basically, this theory combines subanalyt,ic geometry and theory of stratifications. the sub...analytic objects are whitney stratifiable, and this mathematically matches and validates the usual geometrystructure design of boundary representation data structures. thus, the general...

...described accepts as input a valid boundary representation of an object consisting of piecewise implicit surfaces, and computes a halfspace csg representation of the object. a class...finding). the recovery of a valid csgtree description of an object from a boundary representation of it can provide useful...

...described accepts as input a valid boundary representation of an object consisting of piecewise implicit surfaces, and computes a halfspace csg representation of the object. a class...nding). the recovery of a valid csgtree description of an object from a boundary representation of it can provide useful...