This thesis explores the use of multimodality to communicate retrieved results of Internet search engines. The investigation aimed to investigate suitable multimodal metaphors which would increase the level of usability of Internet search engine interfaces and enhance users` exp…
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This empirical work aims to investigate the impact of using multimodal communication metaphors on e-learning systems’ usability, overall user experience and affective state. The study proposed a triple evaluation approach to avoid the problem of conventional assessment relying o…
Due to the availability of technology, there has been a shift from traditional assessment methods to e-assessment methods designed to support learning. With this development there is a need to address the suitability and effectiveness of the e-assessment interface. One developme…
Recent, innovative developments in the field of gesture interfaces as input techniques have the potential to provide a basic, lower-cost, point-and-click function for graphic user interfaces (GUIs). Since these gesture interfaces are not yet widely used, indeed no tilt-based ges…
With housing in the UK responsible for over a quarter of all building related carbon dioxide (CO2) emissions, it is becoming increasingly difficult to ignore the impact of occupant behaviour on such emissions. One area where occupant behaviour contributes largely towards emissio…
This thesis investigates the use of static, adaptive, adaptable and mixed-initiative approaches to the personalisation of content and graphical user interfaces (GUIs). This empirical study consisted of three experimental phases. The first examined the use of static, adaptive, ad…
With the rapid development of the Internet and web technology, governments worldwide have caught onto this revolution and shown rapid development of electronic government (e-government) in the public sector. Nowadays, there are a significant number of e-governments that are acce…
Today, with the advancement of technology, the use of conventional tools in human life enables more practical usability with new developments. These developments, which are more and more imposed on our lives every day and come up with new details every day, enable us to choose t…
In the Information and Communications Technology era, eGovernment projects present a great opportunity for governments to offer better and quicker services to their users from the public. However, the success and the failure of these projects to achieve the expected goals depend…
The aim of this research is to highlight the factors and barriers that render mobile phone users averse to using their mobile handsets as an internet platform in Jordan. Three studies were conducted to achieve the aim of the conducted research of this PhD thesis. Both quantitati…
In the face of a wide range of attacks, Intrusion Detection Systems (IDS) and other Internet security tools represent potentially valuable safeguards to identify and combat the problems facing online systems. However, despite the fact that a variety of commercial and open source…
Cryptocurrencies have established themselves as relevant digital assets that aim at becoming the main medium of exchange for the coming decades. With the fast adoption and increased user base, usability and privacy have become crucial aspects for their success. Monero is a digit…