Dave J. Hobbs

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The use of avatars with emotionally expressive faces is potentially highly beneficial to communication in collaborative virtual environments (CVEs), especially when used in a distance learning context. However, little is known about how, or indeed whether, emotions can effectively be transmitted through the medium of CVE. Given this, an avatar head model(More)
Described within this paper is an adaptive hypermedia system (AHS) that utilises symbolic AI and connectionist AI to provide generic student modelling. The needs for generic tutoring systems are discussed, in terms of a system that is applicable to a multitude of teaching domains, whilst maintaining diagnostic facilities of the student. The hypermedia(More)
The purpose of this paper is to present an application of fuzzy logic to human reasoning about electronic commerce (e-commerce) transactions. This paper uncovers some of the hidden relationships between critical factors such as security, familiarity, design, and competitiveness. We analyze the effect of these factors on human decision process and how they(More)
The purpose of this article is to present an application of fuzzy logic to human reasoning about electronic commerce (e-commerce) transactions. This article uncovers some of the hidden relationships between critical factors such as security, familiarity, design, and competitiveness. We analyze the effect of these factors on human decision process and how(More)
This paper presents a study that focuses on the initial trust that is developed even before the occurrence of the first transaction between a consumer and an online company. The study reveals how initial trust is formed without any previous experience by interacting with the Web site interface. This study analyzes how important it is for the Web site to(More)