Browsing University of Cape Town by Title
Now showing items 1-20 of 311
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A Balanced Approach to IT Project Management
(University of Cape TownFaculty of CommerceDept. of Information Systems, 2007)The primary objectives of this study were to identify how IT projects can be managed using the Balanced Scorecard approach. Although the research is positioned to have potential application within international project ...
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A component assembly approach to digital library systems
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2005)With the advent of the Internet came the promise of global information access. In keeping with this promise, Digital Libraries (DLs) began to emerge across the world as a method of providing structured information to their ...
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Accelerated coplanar facet radio synthesis imaging
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2016)Imaging in radio astronomy entails the Fourier inversion of the relation between the sampled spatial coherence of an electromagnetic field and the intensity of its emitting source. This inversion is normally computed by ...
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Accelerated deconvolution of radio interferometric images using orthogonal matching pursuit and graphics hardware
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2016)Deconvolution of native radio interferometric images constitutes a major computational component of the radio astronomy imaging process. An efficient and robust deconvolution operation is essential for reconstruction of ...
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Accelerating genomic sequence alignment using high performance reconfigurable computers
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2008)Reconfigurable computing technology has progressed to a stage where it is now possible to achieve orders of magnitude performance and power efficiency gains over conventional computer architectures for a subset of high ...
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Accelerating point cloud cleaning
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2017)Capturing the geometry of a large heritage site via laser scanning can produce thousands of high resolution range scans. These must be cleaned to remove unwanted artefacts. We identified three areas that can be improved ...
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Accelerating radio transient detection using the Bispectrum algorithm and GPGPU
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2015)Modern radio interferometers such as those in the Square Kilometre Array (SKA) project are powerful tools to discover completely new classes of astronomical phenomena. Amongst these phenomena are radio transients. Transients ...
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Acceleration of the noise suppression component of the DUCHAMP source-finder
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2015)The next-generation of radio interferometer arrays - the proposed Square Kilometre Array (SKA) and its precursor instruments, The Karoo Array Telescope (MeerKAT) and Australian Square Kilometre Path finder (ASKAP) - will ...
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Access and information flow control to secure mobile web service compositions in resource constrained environments
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2015)The growing use of mobile web services such as electronic health records systems and applications like twitter, Facebook has increased interest in robust mechanisms for ensuring security for such information sharing services. ...
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Active shape model segmentation of Brain structures in MR images of subjects with fetal alcohol spectrum disorder
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2010)Fetal Alcohol Spectrum Disorder (FASD) is the most common form of preventable mental retardation worldwide. This condition affects children whose mothers excessively consume alcohol whilst pregnant. FASD can be identified ...
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Adapting a novel public display system for an educational context
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2010)Universities in developing nations are viewed as gateways to global knowledge and as the source of human capital for their countries' economies (Juma, 2008). However, these universities face challenges in accessing educational ...
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An adaptive agent architecture for exogenous data sales forecasting
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2006)In a world of unpredictability and complexity, sales forecasting is becoming recognised as essential to operations planning in business and industry. With increased globalisation and higher competition, more products are ...
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Adaptive Bayesian Agents: Enabling distributed social networks
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2006)This article brings together two views of organisations: resource-based theories (RBT) and social network analysis (SNA). Resource-based theories stress the importance of tangible assets, as well as less tangible ones, ...
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An Adjectival Interface for procedural content generation
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2008)In this thesis, a new interface for the generation of procedural content is proposed, in which the user describes the content that they wish to create by using adjectives. Procedural models are typically controlled by ...
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Adoption of a visual model for temporal database representation
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2016)Today, in the world of information technology, conceptual model representation of database schemas is challenging for users both in the Software Development Life Cycle (SDLC) and the Human-Computer Interaction (HCI) domain. ...
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Advancing security information and event management frameworks in managed enterprises using geolocation
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2015)Security Information and Event Management (SIEM) technology supports security threat detection and response through real-time and historical analysis of security events from a range of data sources. Through the retrieval ...
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An agent based layered framework to facilitate intelligent Wireless Sensor Networks
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2011)Wireless Sensor Networks (WSNs) are networks of small, typically low-cost hardware devices which are able to sense various physical phenomenon in their surrounding environments. These simple nodes are also able to perform ...
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Algorithms for efficiently and effectively matching agents in microsimulations of sexually transmitted infections
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2018)Mathematical models of the HIV epidemic have been used to estimate incidence, prevalence and life-expectancy, as well the benefits and costs of public health interventions, such as the provision of antiretroviral treatment. ...
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An empirical evaluation of evolutionary controller design methods for collective gathering task
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2015)This research aims to evaluate the performance of evolutionary controller design methods for developing a collective behaviour for a team of robots. The methods tested in this research are NEAT which is capable of finding ...
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Analytical differentiation by computer using a Symmetrical List Processor
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 1972)The Symmetrical List Processor SLIP; developed by Professor Joseph Weizenbaum of MIT, was implemented with considerable modifications and additions on the University of Cape Town computer. A package to perform automated ...