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IPPS
2007
IEEE
15 years 10 months ago
Formal Analysis for Debugging and Performance Optimization of MPI
High-end computing is universally recognized to be a strategic tool for leadership in science and technology. A significant portion of high-end computing is conducted on clusters...
Ganesh Gopalakrishnan, Robert M. Kirby
157
Voted
SIGMOD
2010
ACM
323views Database» more  SIGMOD 2010»
15 years 9 months ago
Boosting spatial pruning: on optimal pruning of MBRs
Fast query processing of complex objects, e.g. spatial or uncertain objects, depends on efficient spatial pruning of the objects’ approximations, which are typically minimum bou...
Tobias Emrich, Hans-Peter Kriegel, Peer Kröge...
ICC
2007
IEEE
110views Communications» more  ICC 2007»
15 years 11 months ago
Joint Source and Channel Coding for Image Transmission over Time Varying Channels
—In this paper, the joint source and channel coding for progressive image transmission over channels with varying SNR is considered. Since the feedback of channel status informat...
Lei Cao
ICCV
2011
IEEE
14 years 4 months ago
Parsing Video Events with Goal inference and Intent Prediction
In this paper, we present an event parsing algorithm based on Stochastic Context Sensitive Grammar (SCSG) for understanding events, inferring the goal of agents, and predicting th...
Mingtao Pei, School of Computer Science, Yunde Jia...
ISIPTA
2003
IEEE
124views Mathematics» more  ISIPTA 2003»
15 years 9 months ago
Decision Making with Imprecise Second-Order Probabilities
In this paper we consider decision making under hierarchical imprecise uncertainty models and derive general algorithms to determine optimal actions. Numerical examples illustrate...
Lev V. Utkin