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GI
2004
Springer
15 years 3 months ago
A Low-Cost Solution for Frequent Symmetric Key Exchange in Ad-hoc Networks
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
Markus Volkmer, Sebastian Wallner
ICCS
2004
Springer
15 years 3 months ago
Petri Nets as Executable Specifications of High-Level Timed Parallel Systems
We propose to use high-level Petri nets as a model for the semantics of high-level parallel systems. This model is known to be useful for the purpose of verification and we show t...
Franck Pommereau
VLDB
2004
ACM
134views Database» more  VLDB 2004»
15 years 3 months ago
Model-Driven Data Acquisition in Sensor Networks
Declarative queries are proving to be an attractive paradigm for interacting with networks of wireless sensors. The metaphor that “the sensornet is a database” is problematic,...
Amol Deshpande, Carlos Guestrin, Samuel Madden, Jo...
VLDB
2004
ACM
118views Database» more  VLDB 2004»
15 years 3 months ago
On the performance of bitmap indices for high cardinality attributes
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
Kesheng Wu, Ekow J. Otoo, Arie Shoshani
HICSS
2003
IEEE
207views Biometrics» more  HICSS 2003»
15 years 3 months ago
Formalizing Multi-Agent POMDP's in the context of network routing
This paper uses partially observable Markov decision processes (POMDP’s) as a basic framework for MultiAgent planning. We distinguish three perspectives: first one is that of a...
Bharaneedharan Rathnasabapathy, Piotr J. Gmytrasie...
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