766 search results - page 72 / 154 » Commuting aggregation operators |
TKDE
2010
13 years 7 months ago
2010
— The data management community has recently begun to consider declarative network routing and distributed acquisition: e.g., sensor networks that execute queries about contiguou...
ICALP
2005
Springer
14 years 2 months ago
2005
Springer
In this paper we initiate the study of discrete random variables over domains. Our work is inspired by work of Daniele Varacca, who devised indexed valuations as models of probabi...
ISAAC
2003
Springer
14 years 2 months ago
2003
Springer
Abstract. Fast algorithms for arithmetic on real or complex polynomials are wellknown and have proven to be not only asymptotically efficient but also very practical. Based on Fas...
APN
2001
Springer
14 years 1 months ago
2001
Springer
We propose rewriting logic as a unifying framework for a wide range of Petri nets models. We treat in detail place/transition nets and important extensions of the basic model by in...
AAAI
2007
13 years 11 months ago
2007
Concurrent action execution is important for plan-length minimization. However, action specifications are often limited to avoid conflicts arising from precondition/effect inter...