The aim of this study was to examine how users perceive help on a mobile device with respect to the presentation format and the severity of the scenario the user encounters. We ex...
Vocal systems are a well-established reality. Examples of popular voice-based applications include helpdesk services, reservation systems, and vocal mailboxes. These services, tha...
The increased pervasiveness of mobile devices like cell phones, PDAs, and laptops draws attention to the need for coordination among these networked devices. The very nature of the...
Exploration and navigation in multimedia data hierarchies (e.g., photos, music) are frequent tasks on mobile devices. However, visualization and interaction are impoverished due t...
One of the challenges with using mobile touch-screen devices is that they do not provide tactile feedback to the user. Thus, the user is required to look at the screen to interact...