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» Modeling Urgency in Timed Systems
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HCI
2001
15 years 8 months ago
Distributed user modelling for universal information access
In a distributed multi-agent based software environment, the traditional monolithic user model ceases to exist and is replaced by user model fragments, developed by the various so...
Julita Vassileva
EUROSYS
2009
ACM
16 years 3 months ago
Predicting replicated database scalability from standalone database profiling
This paper develops analytical models to predict the throughput and the response time of a replicated database using measurements of the workload on a standalone database. These m...
Sameh Elnikety, Steven G. Dropsho, Emmanuel Cecche...
ICDE
2007
IEEE
149views Database» more  ICDE 2007»
16 years 8 months ago
Optimizing Timestamp Management in Data Stream Management Systems
It has long been recognized that multi-stream operators, such as union and join, often have to wait idly in a temporarily blocked state, as a result of skews between the timestamp...
Yijian Bai, Hetal Thakkar, Haixun Wang, Carlo Zani...
181
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PADS
2005
ACM
16 years 10 days ago
Optimistic Parallel Discrete Event Simulations of Physical Systems Using Reverse Computation
Efficient computer simulation of complex physical phenomena has long been challenging due to their multiphysics and multi-scale nature. In contrast to traditional time-stepped exe...
Yarong Tang, Kalyan S. Perumalla, Richard M. Fujim...
EUROGP
2004
Springer
170views Optimization» more  EUROGP 2004»
15 years 10 months ago
Comparing Hybrid Systems to Design and Optimize Artificial Neural Networks
Abstract. In this paper we conduct a comparative study between hybrid methods to optimize multilayer perceptrons: a model that optimizes the architecture and initial weights of mul...
Pedro A. Castillo Valdivieso, Maribel Garcí...