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JAIR
2008
98views more  JAIR 2008»
13 years 7 months ago
Loosely Coupled Formulations for Automated Planning: An Integer Programming Perspective
We represent planning as a set of loosely coupled network flow problems, where each network corresponds to one of the state variables in the planning domain. The network nodes cor...
Menkes Hector Louis van den Briel, Thomas Vossen, ...
MICCAI
2010
Springer
13 years 6 months ago
A Statistical Approach for Achievable Dose Querying in IMRT Planning
The task of IMRT planning, particularly in head-and-neck cancer, is a difficult one, often requiring days of work from a trained dosimetrist. One of the main challenges is the pres...
Patricio D. Simari, Binbin Wu, Robert Jacques, Ale...
SIGMOD
2002
ACM
119views Database» more  SIGMOD 2002»
14 years 8 months ago
Rate-based query optimization for streaming information sources
Relational query optimizers have traditionally relied upon table cardinalities when estimating the cost of the query plans they consider. While this approach has been and continue...
Stratis Viglas, Jeffrey F. Naughton
VTC
2007
IEEE
106views Communications» more  VTC 2007»
14 years 2 months ago
Optimization Aspects for Cellular Service Performance and Mobile Positioning in WCDMA Radio Networks
— The aim of this paper is to evaluate the impact of selected topology planning aspects on performance of WCDMA cellular network and mobile positioning techniques. The assessment...
Jakub Borkowski, Panu Lahdekorpi, Tero Isotalo, Ju...
COMAD
2009
13 years 9 months ago
On the Complexity of Multi-Query Optimization in Stream Grids
Stream grids are wide-area grid computing environments that are fed by a set of stream data sources. Such grids are becoming more wide-spread due to the large scale deployment of ...
Saikat Mukherjee, Srinath Srinivasa, Krithi Ramamr...