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» Towards a Theory of Information Systems: The FRISCO Approach
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IPPS
2006
IEEE
14 years 2 months ago
High-performance computing in remotely sensed hyperspectral imaging: the Pixel Purity Index algorithm as a case study
The incorporation of last-generation sensors to airborne and satellite platforms is currently producing a nearly continual stream of high-dimensional data, and this explosion in t...
Antonio Plaza, David Valencia, Javier Plaza
ELPUB
2007
ACM
14 years 20 days ago
Openness in Higher Education: Open Source, Open Standards, Open Access
For national advisory services in the UK (UKOLN, CETIS, and OSS Watch), varieties of openness (open source software, open standards, and open access to research publications and d...
Brian Kelly, Scott Wilson, Randy Metcalfe
CHI
2011
ACM
13 years 9 days ago
When designing usability questionnaires, does it hurt to be positive?
When designing questionnaires there is a tradition of including items with both positive and negative wording to minimize acquiescence and extreme response biases. Two disadvantag...
Jeff Sauro, James R. Lewis
CCS
2008
ACM
13 years 10 months ago
On spatio-temporal constraints and inheritance in role-based access control
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
Liang Chen, Jason Crampton
VIROLOGY
2008
84views more  VIROLOGY 2008»
13 years 8 months ago
Formal affordance-based models of computer virus reproduction
We present a novel classification of computer viruses using a formalised notion of reproductive models based on Gibson's theory of affordances. A computer virus reproduction ...
Matt Webster, Grant Malcolm