


M1
Attributes:
@attribute 'Number of Distractors' numeric
@attribute 'Referring Form' {that,it,'that N','the N','this N',this}
@attribute 'Cognitive Status' {I,A,F}
@attribute 'Physical Distance (Instructor)' numeric
@attribute Recency numeric
Accuracy   66.01
RMSE       0.340
Precision  0.573
Recall     0.660
F1 score   0.597
Coverage   5
Leaves     35



M2 (no Cognitive Status)
To remove Cognitive Status
Attributes:
@attribute 'Number of Distractors' numeric
@attribute 'Referring Form' {that,it,'that N','the N','this N',this}
@attribute 'Physical Distance (Instructor)' numeric
@attribute Recency numeric
Accuracy   63.41
RMSE       0.366
Precision  0.527
Recall     0.634
F1 score   0.571
Coverage   4
Leaves     31



M3 (no Number of Distractors)
To remove Number of Distractors
Attributes:
@attribute 'Referring Form' {that,it,'that N','the N','this N',this}
@attribute 'Cognitive Status' {I,A,F}
@attribute 'Physical Distance (Instructor)' numeric
@attribute Recency numeric
Accuracy   65.87
RMSE       0.341
Precision  0.572
Recall     0.659
F1 score   0.596
Coverage   4
Leaves     34



M4 (no Physical Distance (Instructor))
To remove Physical Distance (Instructor)
Attributes:
@attribute 'Number of Distractors' numeric
@attribute 'Referring Form' {that,it,'that N','the N','this N',this}
@attribute 'Cognitive Status' {I,A,F}
@attribute Recency numeric
Accuracy   61.58
RMSE       0.384
Precision  0.514
Recall     0.616
F1 score   0.546
Coverage   5
Leaves     29



M5 (no Recency)
To remove Recency
Attributes:
@attribute 'Number of Distractors' numeric
@attribute 'Referring Form' {that,it,'that N','the N','this N',this}
@attribute 'Cognitive Status' {I,A,F}
@attribute 'Physical Distance (Instructor)' numeric
Accuracy   61.08
RMSE       0.389
Precision  0.542
Recall     0.611
F1 score   0.560
Coverage   5
Leaves     16



Accuracy & 66.01 & 63.41 & 65.87 & 61.58 & 61.08\\
RMSE & 0.340 & 0.366 & 0.341 & 0.384 & 0.389\\
Precision & 0.573 & 0.527 & 0.572 & 0.514 & 0.542\\
Recall & 0.660 & 0.634 & 0.659 & 0.616 & 0.611\\
F1 score & 0.597 & 0.571 & 0.596 & 0.546 & 0.560\\
\hline
Coverage & 5 & 4 & 4 & 5 & 5\\
Leaves & 35 & 31 & 34 & 29 & 16\\

