Open Access Repositories: Recent submissions
Now showing items 1501-1520 of 4204
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Supplementary Materials for "A Survey of Corpora in Computational and Cognitive Narrative Science"
(2014-12-30)This archive contains supplementary materials for the article titled "A Survey of Corpora in Computational and Cognitive Narrative Science" by Mark A. Finlayson, published in the journal *Sprache und Datenverarbeitung*. ...
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A community-based approach to new medium integration in South African education : a combination of ICT4D process approach and ethnographic action research techniques
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2013)Our initial study indicates that successful integration of new communication medium into South African schools is not only challenging from the financial point of view, but also in terms of designing tools that fit within ...
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Context-aware handoff support for wireless access networks
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2010)The phenomenal emergence of several heterogeneous wireless networks and technologies has allowed users to have access to IP services anywhere, at anytime, from any network and with whatever terminal they use. This computing ...
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The design considerations and development of a simulator for the backtesting of investment strategies
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2011)The skill of accurately predicting the optimal time to buy or sell shares on the stock market is one that has been actively sought by both experienced and novice investors since the advent of the stock exchange in the early ...
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Evaluation of the usability and usefulness of automatic speech recognition among users in South Africa
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2011)An automatic speech recognition (ASR) system is a software application which recognizes human speech, processes it as input, and displays a text version of the speech as output or uses the input as commands for another ...
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Performance benchmarking physical and virtual linux envrionments
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2012)Virtualisation is a method of partitioning one physical computer into multiple "virtual" computers, giving each the appearance and capabilities of running on its own dedicated hardware. Each virtual system functions as a ...
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Drivable region detection for autonomous robots applied to South African underground mining
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2012)This dissertation focuses on enhancing autonomous robots' capability to identify drivable regions in underground terrains. A system model that compares the drivability analysis of underground terrains using the entropy ...
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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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Voxel-space shape grammars
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2012)The field of Procedural Generation is being increasingly used in modern content generation for its ability to significantly decrease the cost and time involved. One such area of Procedural Generation is Shape Grammars, a ...
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Analyzing the impact of mobile technology on mobile-centric youth in South Africa
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2012)Our research documents the successful development of a system for stakeholders in the low-income urban environment, to facilitate the dissemination of information through enhanced mobile technology. The research project ...
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Queueing Theory Analysis of Labor & Delivery at a Tertiary Care Center
(MIT CSAIL, 2014-12-16)Labor and Delivery is a complex clinical service requiring the support of highly trained healthcare professionals from Obstetrics, Anesthesiology, and Neonatology and the access to a finite set of valuable resources. In ...
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Quantitative differences in developmental profiles of spontaneous activity in cortical and hippocampal cultures
(SpringerNeural Development, 2015-01-28)Background: Neural circuits can spontaneously generate complex spatiotemporal firing patterns during development. This spontaneous activity is thought to help guide development of the nervous system. In this study, we had ...
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Viaduct : an interactive, very-high-level data manipulation language for a microcomputer-based database system.
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 1982)A very-high-level data manipulation language for a database system is one in which the user specifies in non-procedural terms the operations that are to be performed on the data stored in the database; the actual method ...
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Network Infusion to Infer Information Sources in Networks
(MIT CSAIL, 2014-12-02)Several models exist for diffusion of signals across biological, social, or engineered networks. However, the inverse problem of identifying the source of such propagated information appears more difficult even in the ...
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Facilitating the modelling and automated analysis of cryptographic protocols
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2001)Multi-dimensional security protocol engineering is effective for creating cryptographic protocols since it encompasses a variety of design, analysis and deployment techniques, thereby providing a higher level of confidence ...
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Investigating cost effective communication alternatives for geographically hostile regions
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2001)The lack of communication facilities in developing countries is a constraint to social, political and economic empowerment of the people. However, advances in technology promise to deliver voice, video and data communication ...
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Bisimulation as a verification and validation technique for message sequence charts
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 1998)The complexity of determining whether a system meets the requirements of its designers has increased with the widespread use of real time concurrent systems. This testing process has however been simplified with the emergence ...
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Distributed analysis of Markov chains
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 1998)This thesis examines how parallel and distributed algorithms can increase the power of techniques for correctness and performance analysis of concurrent systems. The systems in question are state transition systems from ...
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A GPU-Based level of detail system for the real-time simulation and rendering of large-scale granular terrain
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 2014)Real-time computer games and simulations often contain large virtual outdoor environments. Terrain forms an important part of these environments. This terrain may consist of various granular materials, such as sand, rubble ...
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Bottom-up evaluation of HiLog in the context of deductive database systems
(University of Cape TownFaculty of ScienceDepartment of Computer Science, 1998)HiLog is a logic-based language which boasts the expressiveness of a higher-order syntax while retaining the simplicity of a first-order semantics. This work examines the suitability of Horn-clause HiLog as a query language ...
