At 17:19 09/12/96 +0000, you wrote:
>Does anyone have any ideas as to a minimum frame rate that would be
required to hold an
>effective conversation in BSL using videophones or similar technology?
>
The France Telecom people (Josefina Zambrano) have done some work on this
and on lip reading. They reported their findings at ISAAC 94. They seemed
to find the best intellibility at 15 fps on a 9 2 screen or better through a
64Kbits/sec line. Lip readers seemed to be able to cope with 10 fps.
France Telecom
Direction Comerciale - MVR/TH
6 Place d'Alleray
75505 Paris Cedex 15
France
David Colven
The ACE Centre Advisory Trust
Waynflete Rd.
Headington
Oxford OX3 8DD
see us on http://www.rmplc.co.uk/eduweb/sites/acecent/index.html
[log in to unmask]
Tel +44 (0)1865 63508 Fax +44 (0)1865 750188
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|