MAS.632 Conversational Computer Systems - MIT OpenCourseWare

2f2 VOICE COMMUIICAIION WITH COMPUTERS
Image removed due to copyright restrictions.
]FYgur% 1I.1. An assortment of "button" represwtationa to indicate. the
p~wee of wund in a vieual uaer interface. These representations are
fmm (left to right) NeT, Digital'% Xmedia, and Sun's OpeaWindows.
Image removed due to copyright restrictions.
Figure 132. Became they are small, buttans can be eaeily mixed with
ted This @me shows voice embedded in a text &maiI me&*, od. a
NEXT computer.
intuitive to operah for most uwg familiar with graphical interfaces. The chief
disdvmtages of button8 am that the user has no eense of how long a sound will
laet once it starts &ti must listen ta the entire s6md aequantially. The lackdany
sense of the duration of a sound while it plays makes i$ difficult to quickly search
a number of sounds fox desired information and show^ many difficultiehl as~ociated
with similar graphical interfaces [Myers 19851. The ingbili* to skip around
within gn audio segment renders buthns usem only when they are used ta control
very short sounds,
An alter11~k form of graphical user interface dispLaya additional idormation
h t the mund He and allows greater playback mntral; such visual reprewnta-