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IFIP12
2009
13 years 6 months ago
2009
Social Tagging is the process by which many users add metadata in the form of keywords, to annotate and categorize items (songs, pictures, web links, products etc.). Social tagging...
IGARSS
2009
13 years 6 months ago
2009
Finding an accurate sparse approximation of a spectral vector described by a linear model, when there is available a library of possible constituent signals (called endmembers or ...
AIRS
2010
Springer
13 years 6 months ago
2010
Springer
We investigate the novel problem of event recognition from news webpages. "Events" are basic text units containing news elements. We observe that a news article is always...
ELECTRONICMARKETS
2010
13 years 6 months ago
2010
We argue that certain theoretical commitments that underpin much existing Interorganisational Information Systems (IOIS) research at small scales become untenable when IOIS are st...
CDC
2010
IEEE
2010
IEEE
Convergence of discrete-time approximations of constrained linear-quadratic optimal control problems
13 years 4 months ago
Abstract-- Continuous-time linear constrained optimal control problems are in practice often solved using discretization techniques, e.g. in model predictive control (MPC). This re...