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» On the Complexity of Constant Propagation
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PODS
2002
ACM
98views Database» more  PODS 2002»
16 years 2 months ago
On Propagation of Deletions and Annotations Through Views
We study two classes of view update problems in relational databases. We are given a source database S, a monotone query Q, and the view Q(S) generated by the query. The first pro...
Peter Buneman, Sanjeev Khanna, Wang Chiew Tan
128
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ADHOC
2010
173views more  ADHOC 2010»
14 years 10 months ago
A new distributed topology control algorithm for wireless environments with non-uniform path loss and multipath propagation
Each node in a wireless multi-hop network can adjust the power level at which it transmits and thus change the topology of the network to save energy by choosing the neighbors wit...
Harish Sethu, Thomas Gerety
IJKL
2007
67views more  IJKL 2007»
15 years 1 months ago
Knowledge flow management supporting complex problem solving: learning spectrum and its infrastructure
: Knowledge Management (KM) concerns innovating, spreading, sharing and using of knowledge assets. Dynamic knowledge flow management consists of cognition-compliant knowledge trans...
Wan-Chun Dou, Xiping Liu, Guihai Chen, S. C. Cheun...
JMLR
2010
106views more  JMLR 2010»
14 years 8 months ago
Improving posterior marginal approximations in latent Gaussian models
We consider the problem of correcting the posterior marginal approximations computed by expectation propagation and Laplace approximation in latent Gaussian models and propose cor...
Botond Cseke, Tom Heskes
CVPR
2007
IEEE
16 years 3 months ago
Efficient Belief Propagation for Vision Using Linear Constraint Nodes
Belief propagation over pairwise connected Markov Random Fields has become a widely used approach, and has been successfully applied to several important computer vision problems....
Brian Potetz