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EDBT
2006
ACM
121views Database» more  EDBT 2006»
16 years 5 months ago
On Fast Non-metric Similarity Search by Metric Access Methods
Abstract. The retrieval of objects from a multimedia database employs a measure which defines a similarity score for every pair of objects. The measure should effectively follow th...
Tomás Skopal
ICSE
2007
IEEE-ACM
16 years 5 months ago
The CRUTIAL Architecture for Critical Information Infrastructures
Abstract. In this chapter we discuss the susceptibility of critical information infrastructures to computer-borne attacks and faults, mainly due to their largely computerized natur...
Paulo Veríssimo, Nuno Ferreira Neves, Migue...
129
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ICDE
2010
IEEE
188views Database» more  ICDE 2010»
16 years 4 months ago
Space-efficient Online Approximation of Time Series Data: Streams, Amnesia, and Out-of-order
In this paper, we present an abstract framework for online approximation of time-series data that yields a unified set of algorithms for several popular models: data streams, amnes...
Sorabh Gandhi, Luca Foschini, Subhash Suri
PERCOM
2007
ACM
16 years 4 months ago
Structural Learning of Activities from Sparse Datasets
Abstract. A major challenge in pervasive computing is to learn activity patterns, such as bathing and cleaning from sensor data. Typical sensor deployments generate sparse datasets...
Fahd Albinali, Nigel Davies, Adrian Friday
MOBISYS
2005
ACM
16 years 4 months ago
A relative positioning system for co-located mobile devices
If a mobile computing device knows how it is positioned and oriented in relation to other devices nearby, then it can provide enhanced support for multi-device and multi-user inte...
Mike Hazas, Christian Kray, Hans-Werner Gellersen,...
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