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ACMDIS
2010
ACM
15 years 6 months ago
HCI and environmental sustainability: the politics of design and the design of politics
Many HCI researchers have recently begun to examine the opportunities to use ICTs to promote environmental sustainability and ecological consciousness on the part of technology us...
Paul Dourish
CMS
2010
118views Communications» more  CMS 2010»
15 years 6 months ago
SIP Proxies: New Reflectors in the Internet
To mitigate identity theft in SIP networks, an inter-domain authentication mechanism based on certificates is proposed in RFC 4474 [10]. Unfortunately, the design of the certificat...
Ge Zhang, Jordi Jaen Pallares, Yacine Rebahi, Simo...
ACS
2007
15 years 6 months ago
Yoneda Structures from 2-toposes
A 2-categorical generalisation of the notion of elementary topos is provided, and some of the properties of the yoneda structure [SW78] it generates are explored. Results enabling ...
Mark Weber
ADVCS
2010
106views more  ADVCS 2010»
15 years 6 months ago
'What did You Say?' Emergent Communication in a Multi-Agent Spatial Configuration
This paper reports the results of a multi-agent simulation designed to study the emergence and evolution of symbolic communication. The novelty of this model is that it considers s...
Elio Marchione, Mauricio Salgado, Nigel Gilbert
ADCM
2007
93views more  ADCM 2007»
15 years 6 months ago
Spectral behaviour of GMRES applied to singular systems
The purpose of this paper is to develop a spectral analysis of the Hessenberg matrix obtained by the GMRES algorithm used for solving a linear system with a singular matrix. We pr...
Laurent Smoch