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VISUALIZATION
2003
IEEE
16 years 23 days ago
Fairing scalar fields by variational modeling of contours
Volume rendering and isosurface extraction from three-dimensional scalar fields are mostly based on piecewise trilinear representations. In regions of high geometric complexity s...
Martin Bertram
FCCM
2002
IEEE
143views VLSI» more  FCCM 2002»
16 years 14 days ago
An FPGA Implementation of Triangle Mesh Decompression
This paper presents an FPGA-based design and implementation of a three dimensional (3D) triangle mesh decompressor. Triangle mesh is the dominant representation of 3D geometric mo...
Tulika Mitra, Tzi-cker Chiueh
ICRA
2000
IEEE
186views Robotics» more  ICRA 2000»
15 years 12 months ago
3D Motion Tracking of a Mobile Robot in a Natural Environment
This paper presents a vision-based tracking system suitable for autonomous robot vehicle guidance. The system includes a head with three on-board CCD cameras, which can be mounted...
Parvaneh Saeedi, Peter D. Lawrence, David G. Lowe
VISUALIZATION
1999
IEEE
15 years 11 months ago
Construction of Vector Field Hierarchies
We present a method for the hierarchical representation of vector fields. Our approach is based on iterative refinement using clustering and principal component analysis. The inpu...
Bjørn Heckel, Gunther H. Weber, Bernd Haman...
ICDAR
1997
IEEE
15 years 11 months ago
Document image similarity and equivalence detection
A hierarchical algorithm is presented for determining the similarity and equivalence of document images. Features extracted from the CCIIT fax-compressed representations of two im...
Jonathan J. Hull, John F. Cullen