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» Progressive geometry compression
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GIS
2008
ACM
16 years 7 months ago
Parallel ODETLAP for terrain compression and reconstruction
We introduce a parallel approximation of an Over-determined Laplacian Partial Differential Equation solver (ODETLAP) applied to the compression and restoration of terrain data use...
Jared Stookey, Zhongyi Xie, Barbara Cutler, W. Ran...
VISUALIZATION
1999
IEEE
15 years 10 months ago
Efficient Compression of Non-Manifold Polygonal Meshes
We present a method for compressing non-manifold polygonal meshes, i.e., polygonal meshes with singularities, which occur very frequently in the real-world. Most efficient polygon...
André Guéziec, Frank Bossen, Gabriel...
ISCAS
2003
IEEE
108views Hardware» more  ISCAS 2003»
15 years 11 months ago
View-dependent transmission of 3-D normal meshes
—A unified approach to rate-distortion (R-D) optimized compression and view-dependent transmission of three-dimensional (3-D) normal meshes is investigated in this work. A norma...
Jae-Young Sim, Chang-Su Kim, C. C. Jay Kuo, Sang U...
CGI
2004
IEEE
15 years 9 months ago
Fast Environmental Lighting for Local-PCA Encoded BTFs
Rendering geometric models with complex surface materials in arbitrary lighting environments is a challenging problem. In order to relight and render geometries covered with compl...
Gero Müller, Jan Meseth, Reinhard Klein
VLDB
2004
ACM
163views Database» more  VLDB 2004»
15 years 11 months ago
Compressing Large Boolean Matrices using Reordering Techniques
Large boolean matrices are a basic representational unit in a variety of applications, with some notable examples being interactive visualization systems, mining large graph struc...
David S. Johnson, Shankar Krishnan, Jatin Chhugani...