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MOBISYS
2009
ACM
14 years 9 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...
SDM
2009
SIAM
123views Data Mining» more  SDM 2009»
14 years 6 months 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
ALT
2009
Springer
14 years 6 months 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»
14 years 5 months 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»
14 years 5 months 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...