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Table 9 Performance of the interaction manager using the vocal interface

From: Design and validation of an intelligent wheelchair towards a clinically-functional outcome

 

Non-users

WC-users

Number of commands

168 ± 26

130 ± 14

Word error rate

14 ± 5

19 ± 7

Number of queries

19 ± 7

21 ± 9

Number of correct actions

144 ± 25

105 ± 11

Number of incorrect actions

5 ± 2

5 ± 2