Text entry remains key to many tasks on touchscreen smartphones and is an important factor in the usability of such devices. The known problems of text entry can be particularly acute for older adults due to physical and cognitive issues associated with ageing. In a study of mobile text entry...

Errors in interaction with digital devices are typically blamed on human factors such as poor attention. However, the influence of attention upon the quality of human-device interaction is commonly overlooked in product design. Developers rely on feedback through user centred design, but do...

Designing technology for older people has traditionally focused on compensating for the decline in abilities that occurs with ageing. The research described in this paper followed a more holistic approach, focusing on the broader user experience of technology in the home environment....

While smart mobile devices, such as smartphones, tablet computers, and e-readers, are becoming more common among older populations, little is known about the user experience of this technology for older adults in naturalistic settings or how this demographic sustains use of these devices over...

The authors present a system that adapts application shortcuts (apps) on the homescreen of an Android smartphone, and investigate the effect of UI displacements that are caused by the choice of adaptive model and the order of apps in the homescreen layout. They define UI displacements to be the...

M-government has gained increasing global attention in recent years, especially among developed countries, as a mechanism to reduce costs, increase effectiveness and improve public access to governmental services. The concept is increasingly being adopted in developing countries, however it...

Retaining users and facilitating their continuance usage are crucial to the success of mobile social network sites. The purpose of this research is to identify the factors affecting continuance usage of mobile social network sites. The results indicated that both system quality and service...

Input devices for mobile gaming consist of hard keypad (HK) and soft keypad (SK). Different interaction for both input devices have an impact on usability and player experience. Although there are publications that evaluate on input devices and game, little is known on how HK and SK affect...

Location-based mobile learning (LBML) is a type of mobile learning in which the learning content is related to the location of the learner. The evaluation of LBML concepts and technologies is typically performed using methods known from classical usability engineering, such as questionnaires or...

Projectors shrink in size, are embedded in some mobile devices, and with the miniaturization of projection technology truly mobile projected displays became possible. In this paper, the authors present a survey of the current state of the art on such displays. They give a holistic overview of...