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SAJ
2000
80views more  SAJ 2000»
13 years 4 months ago
Handling diversity in group Work in the information systems class
Tertiary institutions in South Africa are faced with dealing with diversity in all its forms in our classrooms. Information Systems, Information Technology and Computer Science st...
T. Thomas, C. De Villiers
SAJ
2000
101views more  SAJ 2000»
13 years 4 months ago
Algebraic results for structured operational semantics
This paper presents algebraic results that are important for the extended tyft/tyxt format [12, 13] which can be used to describe many different process algebras. This format is b...
Vashti C. Galpin
SAJ
2000
129views more  SAJ 2000»
13 years 4 months ago
Conflict analysis as a means of enforcing static separation of duty requirements in workflow environments
The increasing reliance on information technology to support business processes has emphasised the need for information security mechanisms. This, however, has resulted in an ever...
Stephen Perelson, Reinhardt A. Botha
SAJ
2000
96views more  SAJ 2000»
13 years 4 months ago
Small group collaboration and presence in a virtual environment
Presence in Collaborative Virtual Environments (CVEs) can be classified into personal presence and co-presence. Personal presence is having a feeling of "being there" in...
Juan Casanueva, Edwin H. Blake
SAJ
2000
71views more  SAJ 2000»
13 years 4 months ago
Presence as a means for understanding user behaviour in virtual environments
Presence has become a key concept in characterizing and evaluating Virtual Environments. Our contribution is to show that current measures of Presence, as a metric of users' ...
Edwin H. Blake, Juan Casanueva, David Nunez