J. L. Arnott
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Publications by J. L. Arnott (bibliography)
» 2003 «
Hine, N., Arnott, J. L. and Smith, D. (2003): Design issues encountered in the development of a mobile multimedia augmentative communication service. In Universal Access in the Information Society, 2 (3) pp. 255-264
Augmentative and alternative communication (AAC) systems can be mounted on a range of different hardware platforms, from custom-designed units to desktop or laptop personal computers and hand-held and palmtop systems. Palmtop devices such as personal data assistants (PDAs) offer great advantages of portability. The small display size and limited storage and processing capacity of a PDA compared to larger systems are likely to impose some limitations on the range of AAC applications which can be supported, however, particularly when multimedia-based applications are considered. This paper addresses issues involved in migrating a multimedia AAC application onto a palm-top PDA and discusses the user involvement in the re-engineering of the system for that environment. Outcomes from an initial practical trial with a person who uses AAC are reported.
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» 2002 «
Hine, N. and Arnott, J. L. (2002): A multimedia social interaction service for inclusive community living: Initial user trials. In Universal Access in the Information Society, 2 (1) pp. 8-17
The move from institution to community care has resulted in many people receiving care at home. For some, disability or frailty restricts their involvement in social activities outside the home, resulting in unacceptable social isolation. This problem is compounded if the person has a speech or language impairment. In this paper, we will describe a communication service designed to provide nonspeaking people with a means to interact socially when living independently, based on the sharing of stories using pictures and other media. Initial exploration on the usability of the system by a pair of representative users will be described.
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» 1991 «
Dye, R., Arnott, J. L. and Newell, Allen (1991): The Design of a Memory Efficient Palantype Transcription System. In International Journal of Man-Machine Studies, 34 (5) pp. 615-630
Machine shorthand transcription systems have been used to provide verbatim transcripts of speech in Law Courts and as transcription aids for hearing impaired people for a number of years. All current transcription systems, however, rely heavily on dictionary look-up procedures in order to give a high quality transcription of the shorthand code. These systems require large memories and are usually expensive and non-portable. This paper describes a new transcription technique which results in a very compact and portable transcription system and which is therefore particularly suitable as an aid for the hearing impaired.
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Newell, Allen, Arnott, J. L., Dye, R. and Cairns, A. Y. (1991): A Full-Speed Listening Typewriter Simulation. In International Journal of Man-Machine Studies, 35 (2) pp. 119-131
For automatic speech recognition applications such as a listening typewriter, there is a pressing need for the evaluation of speech input to machine. Unfortunately current recognition technology is not adequate for such evaluation, and thus simulation must be used. Some simulations have been performed where the conversion from speech to orthography was performed by a typist, but these simulations were restricted by the speed at which the typist could input data. This paper describes a simulation based on a palantype shorthand machine and a commercially available transcription system. The use of a shorthand machine rather than a QWERTY keyboard means that the speech rates can be much greater and thus the simulation need not impose unrealistic speed limitations on the speaker.
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Woodburn, Robin, Procter, Rob, Arnott, J. L. and Newell, Alan F. (1991): A Study of Conversational Turn-Taking in a Communication Aid for the Disabled. In: Diaper, Dan and Hammond, Nick (eds.) Proceedings of the Sixth Conference of the British Computer Society Human Computer Interaction Specialist Group - People and Computers VI August 20-23, 1991, Heriot-Watt University, Edinburgh, UK. pp. 359-371.
This paper examines the potential benefits of conversational computer-mediated communication aids for the speech and hearing impaired. The importance of turn-taking protocols for effective conversation management is discussed. Results are presented of a preliminary study of turn-taking behaviour in a text-based conversational aid, and the effectiveness of an explicit turn-taking signalling mechanism is assessed.
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» 1990 «
Newell, Alan F., Arnott, J. L., Carter, K. and Cruickshank, G. (1990): Listening Typewriter Simulation Studies. In International Journal of Man-Machine Studies, 33 (1) pp. 1-19
In order to investigate the acceptability of automatic speech recognition systems in a creative writing task, experiments have been performed using a simulation in which a human operator is used to convert the speech signal into orthography. Pilot experiments investigated the appropriateness of natural dialogue in such a task. The major experiment was a partial replication of Gould, Conti and Hovanyecz (1983) "Listening Typewriter" simulation experiment. In contrast to Gould et al., however, a machine shorthand transcription system was used rather than a QWERTY keyboard. This ensured that the simulation of the speech recognizer was not restricted by the speed at which the operator could enter text. Also an important variable in the experiment was whether or not the subjects had been made aware that they were using a simulation and not a fully automatic speech recognition machine.
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» 1984 «
Pickering, J. A., Arnott, J. L., Wolff, J. G. and Swiffin, A. L. (1984): Prediction and Adaption in a Communication Aid for the Disabled. In: Shackel, Brian (ed.) INTERACT 84 - 1st IFIP International Conference on Human-Computer Interaction September 4-7, 1984, London, UK. pp. 815-819.
Many physically disabled persons suffer communication impairment as part of their handicap. It is possible to improve their effective communication rate in any language task, such as typing, by exploiting the redundancy of natural language. Many systems which do this are often equipped with fixed knowledge bases determined by 'a priori' statistical data about the language. This paper describes a system which exploits language redundancy in an adaptive, predictive aid for the disabled that has been specifically designed to be modular and thus have general purpose applications.
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Mar 21st, 2010
Changes to this page (author)
17 Feb 2010: Enabled abstracts to be shown on J. L. Arnott's author page.12 May 2008: Author was edited 12 May 2008: Author was edited
28 Apr 2003: Added the author to the bibliography