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» Identifying and Exploiting Ultrametricity
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AAAI
2010
13 years 11 months ago
Robust Policy Computation in Reward-Uncertain MDPs Using Nondominated Policies
The precise specification of reward functions for Markov decision processes (MDPs) is often extremely difficult, motivating research into both reward elicitation and the robust so...
Kevin Regan, Craig Boutilier
CMS
2010
138views Communications» more  CMS 2010»
13 years 11 months ago
Tor HTTP Usage and Information Leakage
This paper analyzes the web browsing behaviour of Tor users. By collecting HTTP requests we show which websites are of interest to Tor users and we determined an upper bound on how...
Marcus Huber, Martin Mulazzani, Edgar Weippl
DAGSTUHL
2010
13 years 11 months ago
Exploring Visualization Methods for Complex Variables
Applications of complex variables and related manifolds appear throughout mathematics and science. Here we review a family of basic methods for applying visualization concepts to ...
Andrew J. Hanson, Ji-Ping Sha
LREC
2010
175views Education» more  LREC 2010»
13 years 11 months ago
News Image Annotation on a Large Parallel Text-image Corpus
In this paper, we present a multimodal parallel text-image corpus, and propose an image annotation method that exploits the textual information associated with images. Our corpus ...
Pierre Tirilly, Vincent Claveau, Patrick Gros
LREC
2010
175views Education» more  LREC 2010»
13 years 11 months ago
Ad-hoc Evaluations Along the Lifecycle of Industrial Spoken Dialogue Systems: Heading to Harmonisation?
With a view to rationalise the evaluation process within the Orange Labs spoken dialogue system projects, a field audit has been realised among the various related professionals. ...
Marianne Laurent, Philippe Bretier, Carole Manquil...