Dept. of Computer Science: Recent submissions
Now showing items 281-300 of 311
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Investigating the efficacy of XML and stylesheets to render electronic courseware for multiple learning styles
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2007)The objective of this project was to test the efficacy of using Extensible Markup Language (XML) - in particular the DocBook 5.0b5 schema - and Extensible Stylesheet Language Transformation (XSLT) to render electronic ...
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Model driven communication protocol engineering and simulation based performance analysis using UML 2.0
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2004)The automated functional and performance analysis of communication systems specified with some Formal Description Technique has long been the goal of telecommunication engineers. In the past SDL and Petri nets have been ...
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An implementation of the μC/OS-II kernel and an analysis of its suitability as a real time operating system for embedded applications.
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2003)
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Digital reconstruction of District Six architecture from archival photographs
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2007)In this thesis we present a strategy for reconstructing instances of District Six Architecture from small sets of old. uncalibrated photographs that are located in the District Six Museum photographic archive. Our ...
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Symbolic techniques for the performance analysis of generalised stochastic petri nets
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2001)Binary Decision Diagrams (BDDs) have been successfully used in sequential circuit theory, VLSI, and model checking. They form a highly memory efficient canonical representation of a Boolean function. In this dissertation, ...
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Link prediction and link detection in sequences of large social networks using temporal and local metrics
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2006)This dissertation builds upon the ideas introduced by Liben-Nowell and Kleinberg in The Link Prediction Problem for Social Networks [42]. Link prediction is the problem of predicting between which unconnected nodes in a ...
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A methodology for analyzing power consumption in wireless communication systems
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2004)Engergy usage has become an important issue in wireless communication systems. The energy-intensive nature of wireless communication has spurred concern over how best systems can make the most use of this non-renewable ...
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MIRMaid : an interface for a content based Music Information Retrieval test-bed
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2006)MIRMaid is an acronym for Music Information Retrieval Modular aid and is an interface that allows different content based retrieval tasks to be compared against each other to find optimal combinations of retrieval parameters ...
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Developing locally relevant applications for rural South Africa : a telemedicine example
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2005)Within developing countries, there is a digital divide between rural and urban areas. In order to overcome this division, we need to provide locally relevant Information and Communication Technology (ICT) services to these ...
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Telecommuting in the developing world: a case of the day-labour market
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2012)Information and Communication Technologies (ICTs) in general, and mobile phones in particular, have demonstrated positive outcomes in the various social transformation and human development dimensions. As a result, many ...
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Presence and co-presence in collaborative virtual environments
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2001)Presence in Collaborative Virtual Environments (CVEs) can be defined into personal presence and co-presence. Personal presence is having a feeling of "being there" in the CVE yourself. Co-presence is having a feeling that ...
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Providing informational support to HIV + women in a virtual environment : a case study comparing the effects of virtual reality and paper media for content delivery
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2008)This dissertation presents a comparison of the effects of two media, VR and paper (i.e. pamphlets) in communicating supportive information to an HIV+ sample group. We created a VE to provide social and informational support ...
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Towards an interactive mobile lecturing model a higher-level engagement for enhancing learning
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2013)The use of mobile devices has grown in recent years and has overtaken the proliferation of desktop computers with their dual affordances of small size and easy connectivity in diverse fields. The usage of these devices has ...
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Help or hindrance? : an investigation into learning through web interfaces
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2007)A usability study was designed with these issues in mind, to determine the influence of interface design on learning in an educational institution in Namibia. A pilot study identified obstacles and served to enhance the ...
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Using formalised floor-plans in the design and creation of virtual environments
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2005)Virtual Reality (VR) is an new and exciting medium waiting to be fully explored and capitalised by media experts. The advantages of the 3D graphics andinteractive nature of VR allows unique communication opportunities from ...
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Epistemology as the basis for a corporate memory model
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2001)Epistemology is the philosophical study of knowledge; it attempts to understand which beliefs a person can claim to know. This thesis discusses how theories found in epistemology can be used to understand what knowledge ...
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Anomaly detection and prediction of human actions in a video surveillance environment
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2007)World wide focus has over the years been shifting towards security issues, not in least due to recent world wide terrorist activities. Several researchers have proposed state of the art surveillance systems to help with ...
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Topology alteration of meshes using directly manipulated free-form deformations
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2004)
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Softbridge : a socially aware framework for communication bridges over digital divides
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2009)Computer scientists must align social and technical factors for communication technologies in developing regions yet lack a framework to do so. The novel Softbridge framework comprises several components to address this ...
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Softbridge : a socially aware framework for communication bridges over digital divides
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2009)Computer scientists must align social and technical factors for communication technologies in developing regions yet lack a framework to do so. The novel Softbridge framework comprises several components to address this ...