Discusses the importance of positive video game experiences and designs that can create them, including immediacy of feedback, allowing graceful recovery from mistakes, high-quality feedback, and input device mappings. Examines interface complexity. Concludes game designers must treat the interaction between human and video game as a formal…

Compares humanlike versus machinelike interactional styles of computer interfaces, testing hypotheses that evaluative feedback conveyed through a humanlike interface will have greater impact on individuals' self-appraisals. Reflected appraisals were more influenced by computer feedback than were self-appraisals. Humanlike and machinelike interface…

A survey of recent publications shows that frequent topics of Internet and information retrieval research are the effectiveness of search engines, information validation and quality, user studies, design of user interfaces, data structures and metadata, classification and vocabulary based aids, and indexing and search agents. The changing balance…

This paper presents an information retrieval system for delivering educational visual materials through the World Wide Web. The system is designed to meet the following user requirements: lecturers prefer direct control over their visual resources; lecturers demand a browser-based interface that will allow them to create and modify their online…