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ECCV
2010
Springer
13 years 11 months ago
Efficient Highly Over-Complete Sparse Coding using a Mixture Model
Sparse coding of sensory data has recently attracted notable attention in research of learning useful features from the unlabeled data. Empirical studies show that mapping the data...
CANDT
2009
13 years 11 months ago
Experiential role of artefacts in cooperative design
The role of material artefacts in supporting distributed and colocated work practices has been well acknowledged within HCI and CSCW research. In this paper, we show that in addit...
Dhaval Vyas, Dirk Heylen, Anton Nijholt, Gerrit C....
CANDT
2009
13 years 11 months ago
Active artifacts as bridges between context and community knowledge sources
The aim of the paper is twofold: i) understanding how to provide additional information that is reflective of current organizational context in knowledge production and use; ii) p...
Federico Cabitza, Carla Simone
FOSSACS
2009
Springer
13 years 11 months ago
On Omega-Languages Defined by Mean-Payoff Conditions
In quantitative verification, system states/transitions have associated costs, and these are used to associate mean-payoff costs with infinite behaviors. In this paper, we propose ...
Rajeev Alur, Aldric Degorre, Oded Maler, Gera Weis...
GLOBECOM
2009
IEEE
13 years 11 months ago
Bargaining to Improve Channel Sharing between Selfish Cognitive Radios
We consider a problem where two selfish cognitive radio users try to share two channels on which they each have potentially different valuations. We first formulate the problem as ...
Hua Liu, Allen B. MacKenzie, Bhaskar Krishnamachar...