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VLDB
1987
ACM
106views Database» more  VLDB 1987»
15 years 1 months ago
A Dual Space Representation for Geometric Data
Thie paper presents a representation echeme for polyhedral objects in arbitrary dimensions. Each object ie represented as the algebraic sum of convex polyhedra (cells). Each cell ...
Oliver Günther, Eugene Wong
NECO
2000
67views more  NECO 2000»
14 years 9 months ago
Formation of Direction Selectivity in Natural Scene Environments
Most simple and complex cells in the cat striate cortex are both orientation and direction selective. In this paper we use single cell learning rules to develop both orientation a...
Brian S. Blais, Leon N. Cooper, Harel Z. Shouval
PAMI
1998
86views more  PAMI 1998»
14 years 9 months ago
Spatial Sampling of Printed Patterns
—The bitmap obtained by scanning a printed pattern depends on the exact location of the scanning grid relative to the pattern. We consider ideal sampling with a regular lattice o...
Prateek Sarkar, George Nagy, Jiangying Zhou, Danie...
TCBB
2010
89views more  TCBB 2010»
14 years 8 months ago
Model Composition for Macromolecular Regulatory Networks
—Models of regulatory networks become more difficult to construct and understand as they grow in size and complexity. Large models are usually built up from smaller models, repre...
Ranjit Randhawa, Clifford A. Shaffer, John J. Tyso...
SODA
2012
ACM
174views Algorithms» more  SODA 2012»
13 years 4 days ago
Using hashing to solve the dictionary problem
We consider the dictionary problem in external memory and improve the update time of the wellknown buffer tree by roughly a logarithmic factor. For any λ ≥ max{lg lg n, logM/B(...
John Iacono, Mihai Patrascu