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» Application performance on the Direct Access File System
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VLDB
2005
ACM
120views Database» more  VLDB 2005»
15 years 9 months ago
Efficiently Processing Queries on Interval-and-Value Tuples in Relational Databases
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
Jost Enderle, Nicole Schneider, Thomas Seidl
GLOBECOM
2006
IEEE
15 years 10 months ago
Collision Model for Bit Error Rate analysis of Time Hopping Impulse Radio in Multipath Nakagami-m Channels
— In presence of multiple access interference, the performance of impulse radio system is affected by collisions with other users. In this paper we evaluate the bit error probabi...
L. Reggiani, Umberto Spagnolini
SAINT
2005
IEEE
15 years 9 months ago
Design and Analysis of an e-Transaction Protocol Tailored for OCC
In this work we present a protocol ensuring the eTransaction guarantee (i.e. a recently proposed end-to-end reliability guarantee) in a Web based, three-tier transactional system....
Paolo Romano, Francesco Quaglia, Bruno Ciciani
AH
2004
Springer
15 years 9 months ago
Myriad: An Architecture for Contextualized Information Retrieval and Delivery
Users’ information needs are largely driven by the context in which they make their decisions. This context is dynamic. It includes the users’ characteristics, their current do...
Cécile Paris, Mingfang Wu, Keith Vander Lin...
ANTSW
2008
Springer
15 years 6 months ago
Social Odometry in Populations of Autonomous Robots
The improvement of odometry systems in collective robotics remains an important challenge for several applications. In this work, we propose a localisation strategy in which robots...
Álvaro Gutiérrez, Alexandre Campo, F...