Department of Computer Science: Recent submissions
Now showing items 41-60 of 119
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Smart cities air pollution monitoring system - Developing a potential data collecting platform based on Raspberry Pi
(University of the Western Cape, 2019)Air pollution is becoming a challenging issue in our daily lives due to advanced industrialization. This thesis presents a solution to collection and dissemination of pollution data. Most of the devices that monitor air ... -
Cooperative data muling using a team of unmanned aerial vehicles
(University of the Western Cape, 2019)Unmanned Aerial Vehicles (UAVs) have recently o ered signi cant technological achievements. The advancement in related applications predicts an extended need for automated data muling by UAVs, to explore high risk places, ... -
Quality of service in cloud computing: Data model; resource allocation; and data availability and security
(University of the Western Cape, 2019)Recently, massive migration of enterprise applications to the cloud has been recorded in the Information Technology (IT) world. The number of cloud providers offering their services and the number of cloud customers ... -
Energy optimization for wireless sensor networks using hierarchical routing techniques
(University of the Western Cape, 2015)Wireless sensor networks (WSNs) have become a popular research area that is widely gaining the attraction from both the research and the practitioner communities due to their wide area of applications. These applications ... -
Gaming and computer science: Bridging the gender-gap
(University of the Western Cape, 2019)According to the literature, women are still unrepresented in the field of information technology. Although many women study computer science at first year level, the dropout rate for women—before they graduate—is high, ... -
Packet aggregation for voice over internet protocol on wireless mesh networks
(University of the Western Cape, 2012)This thesis validates that packet aggregation is a viable technique to increase call ca-pacity for Voice over Internet Protocol over wireless mesh networks. Wireless mesh networks are attractive ways to provide voice ... -
A Comparison of Machine Learning Techniques for Facial Expression Recognition
(University of the Western Cape, 2018)A machine translation system that can convert South African Sign Language (SASL) video to audio or text and vice versa would be bene cial to people who use SASL to communicate. Five fundamental parameters are associated ... -
An authoring tool for generalised scenario creation for SignSupport
(University of the Western Cape, 2016)This thesis describes the development cycles of an authoring tool that generalises scenario creation for SignSupport. SignSupport is a mobile communication tool for Deaf people that currently runs on an Android smartphone. ... -
Voice signature based Speaker Recognition
(University of the Western Cape, 2017)Personal identification and the protection of data are important issues because of the ubiquitousness of computing and these havethus become interesting areas of research in the field of computer science. Previously people ... -
White Space Network Management: Spectrum Quanti cation, Spectrum Allocation and Network Design
(University of the Western Cape, 2017)The unused spectrum in the television broadcasting frequency bands (so-called TV white spaces) can alleviate the spectrum crunch, and have potential to provide broadband connection to rural areas of countries in the ... -
Voice-signature-based Speaker Recognition
(University of the Western Cape, 2017)Personal identification and the protection of data are important issues because of the ubiquitousness of computing and these have thus become interesting areas of research in the field of com ... -
Internet-Of-Things for Cyber Healthcare (L0t4c): Information Dissemination, systems' Interoperability and security
(University of the Western Cape, 2017)Cyber Healthcare is becoming one of the fastest growing industries in the world due to an increasing elderly population and a more health conscious word population. On the other hand, IoT devices are emerging from niche ... -
Scalable Wireless Mesh Networks
(University of the Western Cape, 2016)Wireless Mesh Networks (WMNs) are wireless multi-hop networks built on wireless nodes that operate in an Independent Basic Set Identifier (IBSS) mode of the IEEE 208.11 wireless standard. IBSS is well known as an ad hoc ... -
South African Sign Language Hand Shape and Orientation Recognition on Mobile Devices Using Deep Learning
(University of the Western Cape, 2017)In order to classify South African Sign Language as a signed gesture, five fundamental parameters need to be considered. These five parameters to be considered are: hand shape, hand orientation, hand motion, hand location ... -
Smart renewable energy : architectures, dimensioning and monitoring
(University of the Western Cape, 2017)The Smart Renewable Energy project at the University of The Western Cape, under the guidance of the Intelligent Systems and Advanced Telecommunication (ISAT) group, aims at developing a dynamic system that enables users ... -
Recognition of facial action units from video streams with recurrent neural networks : a new paradigm for facial expression recognition
(University of the Western Cape, 2011)This research investigated the application of recurrent neural networks (RNNs) for recognition of facial expressions based on facial action coding system (FACS). Support vector machines (SVMs) were used to validate the ... -
Toward Authentication Mechanisms for Wi-Fi Mesh Networks
(University of the Western Cape, 2011)Wi-Fi authentication mechanisms include central authentication, dynamic and distributed authentication and some encryption methods. Most of the existing authentication methods were designed for single-hop networks, as ... -
Autonomous facial expression recognition using the facial action coding system
(University of the Western Cape, 2016)The South African Sign Language research group at the University of the Western Cape is in the process of creating a fully-edged machine translation system to automatically translate between South African Sign Language and ... -
The strategic role of software development within the software industry of the Western Cape (South Africa)
(University of the Western Cape, 2016)Africa’s mobile phone penetration has surpassed that of the United States of America and information communication technologies, according to the World Bank, contribute more to its gross domestic product than the global ... -
The availability, applicability and utility of information systems engineering standards in South African higher education
(University of the Western Cape, 2016)Higher education institutions in South Africa have invested heavily in information technology and information systems, with variable outcomes. Organisations in other sectors, such as engineering, the defence industry, ...