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» Modelling and Using Imperfect Context Information
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PUC
2006
133views more  PUC 2006»
14 years 10 months ago
Reality mining: sensing complex social systems
We introduce a system for sensing complex social systems with data collected from 100 mobile phones over the course of 9 months. We demonstrate the ability to use standard Bluetoot...
Nathan Eagle, Alex Pentland
TCOM
2008
153views more  TCOM 2008»
14 years 10 months ago
Blind estimation and detection of space-time trellis coded transmissions over the Rayleigh fading MIMO channel
We present a joint channel estimation and detection method of space-time trellis codes (STTC) in the context of an unknown flat fading multiple-input multiple-output (MIMO) channel...
Frédéric Lehmann
CONTEXT
2007
Springer
15 years 4 months ago
A Qualitative Look at Eye-tracking for Implicit Relevance Feedback
Our goal in this study was to explore the potentials of extracting features from eye-tracking data that have the potential to improve performance in implicit relevance feedback. We...
Kirsten Kirkegaard Moe, Jeanette M. Jensen, Birger...
LWA
2007
14 years 11 months ago
Context-adaptation based on Ontologies and Spreading Activation
Ontologies and spreading activation are known terms within the scope of information retrieval. In this paper we introduce SPREADR, an integrated adaptation mechanism for web appli...
Tim Hussein, Daniel Westheide, Jürgen Ziegler
EJIS
2007
139views more  EJIS 2007»
14 years 10 months ago
Applying TAM across cultures: the need for caution
The technology acceptance model (TAM) is one of the most widely used behavioural models in the information systems (IS) field. Researchers have used the model to study many differ...
Scott McCoy, Dennis F. Galletta, William R. King