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TCBB
2008
122views more  TCBB 2008»
13 years 9 months ago
Mixed Integer Linear Programming for Maximum-Parsimony Phylogeny Inference
Reconstruction of phylogenetic trees is a fundamental problem in computational biology. While excellent heuristic methods are available for many variants of this problem, new adva...
Srinath Sridhar, Fumei Lam, Guy E. Blelloch, R. Ra...
TPDS
2008
136views more  TPDS 2008»
13 years 9 months ago
Data Gathering with Tunable Compression in Sensor Networks
We study the problem of constructing a data gathering tree over a wireless sensor network in order to minimize the total energy for compressing and transporting information from a ...
Yang Yu, Bhaskar Krishnamachari, Viktor K. Prasann...
FGCS
2000
81views more  FGCS 2000»
13 years 9 months ago
Managing the operator ordering problem in parallel databases
This paper focuses on parallel query optimization. We consider the operator problem and introduce a new class of execution strategies called Linear-Oriented Bushy Trees (LBTs). Co...
Harald Kosch
COLT
2010
Springer
13 years 7 months ago
Forest Density Estimation
We study graph estimation and density estimation in high dimensions, using a family of density estimators based on forest structured undirected graphical models. For density estim...
Anupam Gupta, John D. Lafferty, Han Liu, Larry A. ...
HICSS
2010
IEEE
159views Biometrics» more  HICSS 2010»
14 years 4 months ago
Digital Entrepreneurship and Its Sociomaterial Enactment
This paper asks: “How can we better understand the nature of entrepreneurship in the digital economy?” It posits the following arguments. First, entrepreneurship in the digita...
Elizabeth Davidson, Emmanuelle Vaast