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COMPGEOM
2004
ACM
14 years 1 months ago
Time-varying reeb graphs for continuous space-time data
The Reeb graph is a useful tool in visualizing real-valued data obtained from computational simulations of physical processes. We characterize the evolution of the Reeb graph of a...
Herbert Edelsbrunner, John Harer, Ajith Mascarenha...
COR
2004
146views more  COR 2004»
13 years 7 months ago
An exact algorithm for the robust shortest path problem with interval data
The robust deviation shortest path problem with interval data is studied in this paper. After the formulation of the problem in mathematical terms, an exact algorithm, based on a ...
Roberto Montemanni, Luca Maria Gambardella
CPHYSICS
2004
68views more  CPHYSICS 2004»
13 years 7 months ago
Kinetic simulation of the VTF magnetic reconnection experiment
A new numerical code is developed to assist the interpretation of experimental results from the Versatile Toroidal Facility (VTF) magnetic reconnection experiment. As input the co...
J. Egedal, W. Fox, E. Belonohy, M. Porkolab
COMGEO
2004
ACM
13 years 7 months ago
A multi-dimensional approach to force-directed layouts of large graphs
We present a novel hierarchical force-directed method for drawing large graphs. Given a graph G = (V,E), the algorithm produces an embedding for G in an Euclidean space E of any d...
Pawel Gajer, Michael T. Goodrich, Stephen G. Kobou...
ICPR
2004
IEEE
14 years 8 months ago
Image Analysis Through Local Information Measures
The properties of local image statistics are analyzed in a classic information theoretic setting. Local spatiochromatic image elements are projected into a space in which constitu...
Neil Bruce