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» Boolean Operations on Feature-based Models
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VVS
2000
IEEE
171views Visualization» more  VVS 2000»
13 years 12 months ago
Fast CSG voxelization by frame buffer pixel mapping
This paper describes a fast algorithm for the volume conversion and rendering of CSG models constructed from both geometric and volumetric primitives. Using 3D texture mapping and...
Shiaofen Fang, Duoduo Liao
WSCG
2004
144views more  WSCG 2004»
13 years 8 months ago
Free Form Modelling by Curve Features Manipulation
Freeform features (FFF) manipulation is an emerging research area in geometric modelling field, which aims to develop innovative shape modification paradigms, more focused on glob...
Giancarlo Amati, Alfredo Liverani, Gianni Caligian...
AFRIGRAPH
2007
ACM
13 years 11 months ago
Generic computation of bulletin boards into geometric kernels
Nowadays, many commercial CAD systems are built on proprietary geometric kernels which provide an API containing a set of high level geometric operations (boolean operations, slot...
Mehdi Baba-ali, David Marcheix, Xavier Skapin, Yve...
ICDT
2009
ACM
129views Database» more  ICDT 2009»
14 years 8 months ago
Faster join-projects and sparse matrix multiplications
Computing an equi-join followed by a duplicate eliminating projection is conventionally done by performing the two operations in serial. If some join attribute is projected away t...
Rasmus Resen Amossen, Rasmus Pagh
ICPR
2000
IEEE
13 years 12 months ago
Generalized Non-Reducible Descriptors
This paper provides a generalization of non-reducible descriptors by extending the concept of distance between patterns of di erent classes. Generalized non-reducible descriptors ...
Ventzeslav Valev, Bülent Sankur, Petia Radeva