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MOBISYS
2009
ACM
16 years 4 months ago
StarTrack: a framework for enabling track-based applications
Mobile devices are increasingly equipped with hardware and software services allowing them to determine their locations, but support for building location-aware applications remai...
Ganesh Ananthanarayanan, Maya Haridasan, Iqbal Moh...
129
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SDM
2009
SIAM
123views Data Mining» more  SDM 2009»
16 years 25 days ago
Tracking User Mobility to Detect Suspicious Behavior.
Popularity of mobile devices is accompanied by widespread security problems, such as MAC address spoofing in wireless networks. We propose a probabilistic approach to temporal an...
Gaurav Tandon, Philip K. Chan
111
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ALT
2009
Springer
16 years 18 days ago
Learning Unknown Graphs
Motivated by a problem of targeted advertising in social networks, we introduce and study a new model of online learning on labeled graphs where the graph is initially unknown and...
Nicolò Cesa-Bianchi, Claudio Gentile, Fabio...
MMM
2009
Springer
218views Multimedia» more  MMM 2009»
16 years 16 days ago
Sparse Multiscale Patches (SMP) for Image Categorization
Abstract. In this paper we address the task of image categorization using a new similarity measure on the space of Sparse Multiscale Patches (SMP). SMPs are based on a multiscale t...
Paolo Piro, Sandrine Anthoine, Eric Debreuve, Mich...
MMM
2009
Springer
151views Multimedia» more  MMM 2009»
16 years 16 days ago
Large Scale Concept Detection in Video Using a Region Thesaurus
This paper presents an approach on high-level feature detection within video documents, using a Region Thesaurus. A video shot is represented by a single keyframe and MPEG-7 featur...
Evaggelos Spyrou, Giorgos Tolias, Yannis S. Avrith...