Digital Signal Processing Reference
In-Depth Information
Dialogue with Wizard of OZ system (WOZ):
The WOZ mode is a
spoken dialogue platform which has a touch-panel input for the
human navigator and a speech synthesizer output. The system has a
considerable list of shops and restaurants along the route and the
navigator use the system to search and select the most suitable answer
for subjects' spoken requests (Figure 1-2).
Figure 1-2.
Sample Dialogue Recording Scene Using WOZ
Dialogue with Spoken Dialogue System (SYS):
The dialogue
system called “Logger” performs a slot-filling dialogue for the
restaurant retrieval task. The system utilizes Julius[3] for LVCSR
system.
To simplify dialogue recording process‚ the navigator has prompted each
task by using several levels of a task description panel to initiate the
spontaneous speech. There is a number of task description panels associated
with our task domain. A sample set from the task description panels are as
follows:
'Fast food'‚
'Hungry'‚
'Hot summer‚ thirsty'‚
'No money'‚
and
'You just returned from abroad'.
