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Now showing items 1-20 of 440
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Wave runup on rocky coasts
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: This study investigated wave runup on rocky coasts by considering both boulder beaches and rocky platform beaches. The wave runup height is a key component in determining coastal flooding hazard levels ... -
Wage dynamics, trade-related wage premia and productivity spillovers : evidence from the South African manufacturing sector
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: South Africa continues to grapple with low economic growth, unemployment and inequality, making it crucial to gain further insights into wage inequality which is the largest component of income inequality. ... -
Visual exploration of large geolocation-rich data sets using formal concept analysis
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: The rate at which data is being generated is ever-increasing, resulting in an abundance of very large data sets of di erent structures, all requiring improved methods of data capture, processing and storage. ... -
The value of an e-learning bundle in the acquisition of a clinical skill : exploring the perceptions of third-year medical students at Stellenbosch University, South Africa
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: Introduction: The influence of e-learning and blended learning approaches (such as flipped classrooms) on the assimilation of theoretical knowledge has been studied extensively. However, health professions ... -
Valuation of pumped storage in capacity expansion planning – a South African case study
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: On the South African grid, pump storage schemes offer a range of benefits which can assist in the integration of increased variable renewable energy generation. The Integrated Resource Plan for South ... -
Vacuum polarization energy of a soliton with many internal degrees of freedom
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: The main objective of this thesis is to numerically compute the vacuum polarization energy (VPE) of solitons in a multi-component model by means of spectral methods. The VPE is the leading quantum ... -
Utilizing virtual reality as a therapeutic tool psychiatry
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: The mass production of modern cellphone technology has resulted in a dra matic cost reduction of producing Virtual Reality (VR) head-mounted dis plays. Although VR has been effective in the treatment of ... -
Utilisation of landscape features for overwintering by grassland epigaeic arthropods in timber plantation conservation corridors
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Although plantation timber is an important crop for the South African economy, providing many jobs to low-income communities, it does come at a high environmental cost. The loss of biodiversity through ... -
Using participatory action research to strengthen the socio-emotional intelligence competencies of a group of foundation phase learners in an informal settlement
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: In recent years there has been an increasing interest in the role socio-emotional intel-ligence plays in the psychosocial, behavioural, academic, and global well-being of chil-dren. While socio-emotional ... -
Using multistage pooling mechanisms to optimise HIV viral load testing.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: HIV viral load (VL) monitoring is necessary to determine if antiretroviral (ART) treatment is successful. When the VL is virologically suppressed, patients are less likely to transmit HIV to others. The ... -
The use of phylogenetic reconstruction as a predictive tool to functionally identify raffinose family oligosaccharide (RFO) producing glycosyltransferases
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Carbohydrate active enzymes (CAZymes) are numerous and diverse enzymes that are involved with the transport, synthesis, and catalysis of carbohydrates. All known and predicted CAZymes are housed on the ... -
Use of alkaline pre-treatment with cyanide and glycine to extract gold from tailings
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: In South Africa, particularly in the Witwatersrand area where mining has occurred since 1886, there has been a decrease in high–grade, free milling ores. Additionally, due to the long and lucrative history ... -
Usage-based insurance : nudging towards responsible driving
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: The ramifications of South Africa’s poor road safety record extend far beyond physical- and emotional trauma by piercing a proverbial puncture of considerable consequence in the nation’s economy. Each year, ... -
A unique radiometric measurement station design incorporating spectral and image data collection
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: The performance of photovoltaic (PV) panels is determined under standard test condi tions (STC). However, in practical PV installations, it is rare for PV panels to operate under the STC at which they ... -
Understanding Southern Ocean phytoplankton ecophysiological response to iron availability
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Over the past century, climate change has been of growing concern, due to its ecological and economic global impact. The Southern Ocean buffers the impacts of climate change by accounting for a significant ... -
Ultrasound scanning and body condition scoring as aids to reproduction management of sheep
(2022-04)ENGLISH ABSTRACT: The body condition scoring (BSC) and ultrasound scanning of ewes with reference to their reproductive performance are management tools with potential to ease the management, nutrition and breeding of ... -
Twitter predicts Naspers share price
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: Naspers is a publicly listed South African company, and @Fin24 is the financial news Twitter account that belongs to Naspers. Using Natural Language Processing techniques, Twitter sentiment and emotional ... -
Trophic interactions of the Guttural Toad (Sclerophrys gutturalis, Power 1927) along an invasion gradient
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Invasive amphibians have caused widespread negative ecological and socio- economic impacts globally, yet most of the research investigating this topic is focused on a small handful of species. The ... -
Tree species identification and leaf segmentation from natural images using deep semi-supervised learning
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Species identification is of significant importance to biodiversity conservation. However, there has been a sharp decline in expert species identification skills. This decline neces sitates automated ... -
Transitioning out of the professional player pathway: A grounded theory on the process in South African Men’s tennis
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: To understand and describe the athlete and their environment(s), researchers, historically, have confined their description of retrospective events, such as sport participation, development, career ...
