Sciweavers

1158 search results - page 191 / 232
» Approximation Algorithms for the Fixed-Topology Phylogenetic...
Sort
View
CG
2005
Springer
15 years 6 months ago
Adaptive density estimation using an orthogonal series for global illumination
In Monte-Carlo photon-tracing methods energy-carrying particles are traced in an environment to generate hit points on object surfaces for simulating global illumination. The surf...
Kam Wah Wong, Wenping Wang
RECOMB
2004
Springer
16 years 6 months ago
Perfect phylogeny and haplotype assignment
This paper is concerned with the reconstruction of perfect phylogenies from binary character data with missing values, and related problems of inferring complete haplotypes from h...
Eran Halperin, Richard M. Karp
SIGMOD
2004
ACM
144views Database» more  SIGMOD 2004»
16 years 6 months ago
Diamond in the Rough: Finding Hierarchical Heavy Hitters in Multi-Dimensional Data
Data items archived in data warehouses or those that arrive online as streams typically have attributes which take values from multiple hierarchies (e.g., time and geographic loca...
Graham Cormode, Flip Korn, S. Muthukrishnan, Dives...
ATAL
2008
Springer
15 years 8 months ago
Self-interested database managers playing the view maintenance game
A database view is a dynamic virtual table composed of the result set of a query, often executed over different underlying databases. The view maintenance problem concerns how a v...
Hala Mostafa, Victor R. Lesser, Gerome Miklau
IJIT
2004
15 years 7 months ago
Computing Entropy for Ortholog Detection
Abstract-- Biological sequences from different species are called orthologs if they evolved from a sequence of a common ancestor species and they have the same biological function....
Hsing-Kuo Pao, John Case