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CCS
2008
ACM
15 years 6 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
ECAIW
2008
Springer
15 years 5 months ago
An Autonomous Algorithm for Generating and Merging Clinical Algorithms
Abstract. Procedural knowledge in medicine uses to come expressed as isolated sentences in Clinical Practice Guidelines (CPG) that describe how to act in front of specific health-c...
Francis Real, David Riaño
ECOOP
2008
Springer
15 years 5 months ago
An Extensible State Machine Pattern for Interactive Applications
Abstract. The state design pattern is the standard object-oriented programming idiom for implementing the state machine logic of interactive applications. While this pattern provid...
Brian Chin, Todd D. Millstein
ICC
2007
IEEE
186views Communications» more  ICC 2007»
15 years 5 months ago
On Channel Coding Selection in Time-Slotted ALOHA Packetized Multiple-Access Systems Over Rayleigh Fading Channels
— In this paper, we consider the time-slotted ALOHA packetized multiple-access system where the transmission channels obey i.i.d (independent identically distributed) Rayleigh fa...
Chen Wei, Pingyi Fan, Khaled Ben Letaief
BIOCOMP
2008
15 years 5 months ago
On the Role of a Nonlinear Stress-Strain Relation in Brain Trauma
We investigate how a nonlinear stress-strain relation (that leads to a stiffening of the brain matter under strain) influences the brain dynamics in traumatic situations. We numeri...
Igor Szczyrba, Martin Burtscher, Rafal Szczyrba