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WSCG
2000
139views more  WSCG 2000»
15 years 1 months ago
Optimizing Combined Volume and Surface Data Ray Casting
Techniques for simultaneous display of volume data and geometric models have been reported in the literature. These techniques either require conversion from one representation to...
Marcelo Rodrigo Maciel Silva, Isabel Harb Manssour...
CONSTRAINTS
2008
90views more  CONSTRAINTS 2008»
14 years 11 months ago
Combining Tree Partitioning, Precedence, and Incomparability Constraints
The tree constraint partitions a directed graph into node-disjoint trees. In many practical applications that involve such a partition, there exist side constraints specifying requ...
Nicolas Beldiceanu, Pierre Flener, Xavier Lorca
JAT
2010
171views more  JAT 2010»
14 years 6 months ago
Chebyshev approximation of the null function by an affine combination of complex exponential functions
We describe the theoretical solution of an approximation problem that uses a finite weighted sum of complex exponential functions. The problem arises in an optimization model for t...
Paul Armand, Joël Benoist, Elsa Bousquet
TIP
2010
166views more  TIP 2010»
14 years 6 months ago
Restoration of Poissonian Images Using Alternating Direction Optimization
Much research has been devoted to the problem of restoring Poissonian images, namely for medical and astronomical applications. However, the restoration of these images using state...
Mário A. T. Figueiredo, José M. Biou...
JMLR
2002
157views more  JMLR 2002»
14 years 11 months ago
Cluster Ensembles --- A Knowledge Reuse Framework for Combining Multiple Partitions
This paper introduces the problem of combining multiple partitionings of a set of objects into a single consolidated clustering without accessing the features or algorithms that d...
Alexander Strehl, Joydeep Ghosh