Author:Ondiaka, M; Musee, N; Aldrich, C; Chimphango, ADate:Aug 2013The stability of engineered nanomaterials (ENMs) in the aquatic systems influences their eventual interactions with aquatic biota – and subsequently the observed toxic effects. Increasing data suggests that physicochemical properties of ENMs ...Read more
Author:Schutte, IC; Williams, CJ; Wood, DBDate:26 May 2009Decisions involving road infrastructure investment inevitably are based on various assumptions. This means that risk is inherent in these decisions. It is essential that this risk should be incorporated in the evalution process. This will ...Read more
Author:Rens, G; Meyer, T; Lakemeyer, GDate:Mar 2014We present a logic inspired by partially observable Markov decision process (POMDP) theory for specifying agent domains where the agent's actuators and sensors are noisy (causing uncertainty). The language features modalities for actions and ...Read more
Author:Grobler, M; Swart, IDate:Jul 2014Cyber warfare is a contentious topic, with no agreement on whether this is a real possibility or an unrealistic extension of the physical battlefield. This article will not debate the validity and legality of the concept of cyber warfare, but ...Read more
Author:Moes, HDate:May 2008The paper reviews the various levels of probability of bottom touching and risk criteria which are being used. This leads to a relationship between the statistically expected number of vertical ship motions in the channel during a single ...Read more