Participant
|
Time lapse
|
Failed commands
|
IC changes
|
Classification matrix’s measures
|
---|
Absolute
|
Relative
|
F
|
R
|
L
|
Total
|
Recall
|
Specificity
|
Precision
|
NPV
|
Accuracy
|
---|
|
Virtual navigation task 1: visual-auditory interface
|
A1
|
215
|
1.09
|
0
|
0
|
0
|
0
|
0
|
.94
|
1.00
|
1.00
|
.92
|
.97
|
A2
|
381
|
1.92
|
2
|
0
|
11
|
13
|
0
|
.85
|
.67
|
.57
|
.90
|
.73
|
A6
|
432
|
2.18
|
1
|
0
|
0
|
1
|
1
|
.81
|
.96
|
.94
|
.85
|
.89
|
A8
|
312
|
1.80
|
1
|
0
|
7
|
8
|
0
|
.89
|
.65
|
.68
|
.88
|
.76
|
A9
|
294
|
1.48
|
0
|
1
|
1
|
2
|
0
|
.94
|
.86
|
.89
|
.92
|
.91
|
A12
|
284
|
1.43
|
1
|
0
|
2
|
3
|
0
|
.94
|
.75
|
.85
|
.90
|
.87
|
B13
|
413
|
1.78
|
1
|
0
|
2
|
3
|
1
|
.63
|
.92
|
.85
|
.78
|
.80
|
B14
|
392
|
1.98
|
2
|
1
|
0
|
3
|
0
|
.81
|
.80
|
.85
|
.75
|
.81
|
B15
|
284
|
1.43
|
0
|
0
|
4
|
4
|
0
|
1.00
|
.67
|
.81
|
1.00
|
.86
|
Average
|
334 ± 73
|
1.68 ± 0.34
|
0.89 ± 0.78
|
0.22 ± 0.44
|
3.00 ± 3.78
|
4.11 ± 4.01
|
0.22 ± 0.44
|
.87 ± .11
|
.81 ± .13
|
.83 ± 13
|
.88 ± .08
|
.84 ± .08
|
|
Virtual navigation task 2: auditory interface
|
A1
|
246
|
1.24
|
2
|
0
|
0
|
2
|
0
|
.89
|
.86
|
.89
|
.86
|
.88
|
A2
|
513
|
2.59
|
0
|
6
|
25
|
31
|
0
|
1.00
|
.39
|
.35
|
1.00
|
.54
|
A6
|
410
|
2.09
|
1
|
3
|
3
|
7
|
0
|
.89
|
.63
|
.71
|
.86
|
.76
|
A8
|
251
|
1.27
|
0
|
1
|
1
|
2
|
0
|
1.00
|
.80
|
.89
|
1.00
|
.93
|
A9
|
303
|
1.53
|
2
|
0
|
0
|
2
|
0
|
.85
|
.85
|
.89
|
.79
|
.85
|
A12
|
278
|
1.40
|
0
|
1
|
0
|
1
|
0
|
.94
|
.92
|
.94
|
.92
|
.93
|
B13
|
644
|
3.25
|
4
|
0
|
0
|
4
|
8
|
.41
|
.95
|
.81
|
.76
|
.76
|
B15
|
252
|
1.27
|
0
|
0
|
1
|
1
|
0
|
1.00
|
.89
|
.94
|
1.00
|
.96
|
Average
|
362 ± 148
|
1.83 ± 0.75
|
1.13 ± 1.48
|
1.38 ± 2.13
|
3.75 ± 8.65
|
6.25 ± 10.20
|
1 ± 2.83
|
.75 ± .36
|
.79 ± .19
|
.80 ± .20
|
.90 ± .10
|
.83 ± .14
|
- The Relative time is calculated by comparing the Absolute Time and the time obtained on a reference path in which, once a selection is made, the NC interface is presented for the selection of a new command (in this way, a subject can only make one selection per IC interface)