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Browsing by Author "Petrie, Helen"
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Computer access by visually impaired people
Petrie, Helen; O'Neill, Anne-Marie; Colwell, Chetz (Marcel Dekker, Inc. New York., 2002-01-30) -
Computer Access by Visually Impaired People
Petrie, Helen; O'Neill, Anne-Marie; Colwell, Chetz (Marcel Dekker, Inc. New York., 2002) -
Developing a navigation aid for the frail and visually impaired
Engelbrektsson, P.; Karlsson, Marianne; Gallagher, Blaithin; Hunter, Heather; Petrie, Helen; O'Neill, Anne-Marie (2004-10)This paper describes the development of a new navigational aid for the frail, elderly, and visually impaired person. The users were involved both in the user requirements study and in the evaluation of different prototypes. ... -
Evaluation of guidelines for designing accessible Web content
Colwell, Chetz; Petrie, Helen (2001-07)This study evaluates the Web Content Accessibility (WCA) guidelines, developed by the Web Accessibility Initiative (WAI). The first aim of this study was to investigate whether the Guidelines can be used effectively by Web ... -
Experiences of user-centred design of information and communication technologies with disabled and elderly people : the work of the Sensory Disabilities Research Unit
Johnson, Valerie; O'Neill, Anne-Marie; Petrie, Helen (2001) -
Inexpensive tactile interaction for blind computer users : two application domains
Petrie, Helen; Johnson, Valerie; McNally, Pete; O'Neill, Anne-Marie; Majoe, Dennis; Morley, S. (1997)Blind computer users are finding it increasingly difficult to access operating systems and applications which are based on graphical user interfaces. Access to the Internet and the World Wide Web is also an area of particular ... -
Initial design and evaluation of an interface to hypermedia systems for blind users
Petrie, Helen; Morley, Sarah; McNally, Pete; O'Neill, Anne-Marie; Majoe, Dennis (ACM Press, 1997) -
MoBIC: An Aid to Increase the Independent Mobility of Blind Travellers
Petrie, Helen; Johnson, Valerie; Strothotte, Thomas; Raab, Andreas; Michel, R.; Reichert, Lars; Schalt, Axel (1997-05)This article outlines the research of a multi-national team to develop a new travel aid to increase the independent mobility of blind and partially sighted people. The MoBIC travel aid (MoTA) consists of two inter-related ... -
A Multi-planar Approach to Encoding Story Worlds for Dynamic Narrative Generation
Tree, David; Malizia, Alessio (Springer Nature, 2021-08-27)Tabletop Role-Playing Games transport the player to a fantastical fictional world. This world is inhabited by characters, players and objects. Prior to the commencement of play, the Dungeon Master prepares not only the ... -
Providing blind people with access to technical diagrams
Blenkhorn, Paul; Crombie, David; Dijkstra, Sijo; Evans, Gareth; Gallagher, Bláithín; Hagen, Cornelius; Horstmann, Mirko; Ioannidis, George; King, Alasdair; Magennis, Mark; O'Neill, Anne-Marie; Petrie, Helen; Schlieder, Christoph; Wood, John (IOS Press, 2003) -
Providing interactive access to architectural floorplans for blind people
Petrie, Helen; King, Neil; Burn, Anne-Marie; Pavan, Pete (2006-01)The TeDUB system is a new method for providing access to graphic information for blind people, using synthetic speech, sounds and forcefeedback information from a joystick. Currently certain types of visual diagram, such ... -
The tactile depiction of visual conventions : the advantage of explicit cues.
Ramsay, Angus I. G.; Petrie, Helen (2000-01)The introduction of representational standards for tactile diagrams might improve their use. Two elements central to the design of visual diagrams are the relative positioning and movement of the objects yet no standard ... -
Tactile-based direct manipulation in GUIs for blind users
Petrie, Helen; Morley, Sarah; Weber, G. T. (ACM Press, 1995)The increasing use of graphical user interfaces is making computer systems more, rather than less difficult to interact with for blind users. One solution is to create interfaces for blind users which are based on auditory ... -
TeDUB: a system for presenting and exploring technical drawings for blind people
Petrie, Helen; Schlieder, C.; Blenkhorn, P.; Evans, G.; King, A.; O'Neill, Anne-Marie; Ioannidis, G.T.; Gallagher, B.; Crombie, D.; Mager, R.; Alafaci, M. (Springer Nature, 2002) -
The use of non-speech sounds in a hypermedia interface for blind users
Morley, Sarah; Petrie, Helen; O'Neill, Anne-Marie; McNally, Pete (Austrian Computer Society/International Federation for Information Processing, 1998-01)