Table 8 Top 10 features in the ranked feature lists (CML, total data, 60 s window).

From: Investigating the relationship between CSAT scores and prefrontal fNIRS signals during cognitive tasks using a quantum annealing algorithm

Rank

Feature (extracted by CML algorithm with 60-s windows)

Mean (F-score)

Median (F-score)

Variance (F-score)

Standard Deviation (F-score)

RMS (F-score)

Peak (F-score)

1st

VFT_1 (2.743)

recog_1 (3.174)

recog_1 (2.998)

recog_1 (3.174)

recog_2 (3.207)

N-back_0 (2.597)

2nd

emotion_0 (2.656)

recog_2 (2.915)

VFT_2 (2.736)

recog_2 (2.915)

recog_1 (3.002)

Stroop_1 (2.506)

3rd

recog_2 (2.323)

VFT_2 (2.318)

N-back_1 (2.546)

VFT_2 (2.318)

emotion_0 (2.531)

VFT_2 (2.473)

4th

Stroop_2 (2.315)

ToL_2 (2.239)

recog_2 (2.485)

ToL_2 (2.239)

N-back_2 (2.340)

emotion_1 (2.448)

5th

Stroop_1 (2.040)

N-back_1 (2.110)

emotion_1 (2.329)

N-back_1 (2.110)

VFT_2 (2.203)

CBT_1 (2.427)

6th

recog_1 (1.997)

N-back_2 (2.101)

CBT_1 (2.170)

N-back_2 (2.101)

Stroop_2 (1.975)

Stroop_2 (2.424)

7th

VFT_2 (1.941)

VFT_1 (1.992)

Stroop_2 (1.950)

VFT_1 (1.992)

VFT_1 (1.974)

emotion_2 (2.252)

8th

resting_2 (1.925)

emotion_0 (1.930)

emotion_0 (1.799)

emotion_0 (1.930)

N-back_1 (1.951)

VFT_1 (2.184)

9th

recog_0 (1.879)

CBT_1 (1.921)

N-back_2 (1.774)

CBT_1 (1.921)

recog_0 (1.938)

VFT_0 (2.150)

10th

Stroop_0 (1.871)

emotion_1 (1.876)

recog_0 (1.758)

emotion_1 (1.876)

emotion_2 (1.877)

recog_0 (2.111)

 

Minimum (F-score)

Range (F-score)

Number of Peaks (F-score)

Sum of Peaks (F-score)

Skewness (F-score)

Kurtosis (F-score)

1st

VFT_2 (2.840)

N-back_2 (2.730)

VFT_1 (2.470)

emotion_2 (3.033)

N-back_2 (3.486)

VFT_0 (3.551)

2nd

VFT_1 (2.830)

emotion_2 (2.696)

emotion_1 (2.038)

VFT_0 (2.874)

N-back_1 (3.049)

resting_1 (3.443)

3rd

emotion_2 (2.710)

recog_2 (2.646)

CBT_0 (1.867)

Stroop_0 (2.359)

resting_2 (2.569)

VFT_12 (3.181)

4th

recog_0 (2.312)

ToL_2 (2.551)

VFT_0 (1.854)

emotion_1 (2.243)

Stroop_0 (2.559)

emotion_17 (2.805)

5th

emotion_1 (2.300)

Stroop_1 (2.403)

emotion_2 (1.845)

emotion_0 (2.192)

resting_0 (2.457)

recog_16 (2.799)

6th

recog_1 (2.198)

emotion_1 (2.386)

resting_1 (1.836)

VFT_2 (2.180)

recog_2 (2.415)

recog_12 (2.585)

7th

recog_2 (2.194)

recog_1 (2.322)

Stroop_0 (1.818)

VFT_1 (2.026)

VFT_1 (2.398)

emotion_18 (2.565)

8th

emotion_0 (2.188)

VFT_2 (2.219)

recog_1 (1.800)

CBT_2 (1.987)

emotion_0 (2.345)

Stroop_5 (2.537)

9th

CBT_2 (2.152)

recog_0 (2.205)

VFT_2 (1.796)

resting_1 (1.973)

VFT_0 (2.326)

recog_20 (2.449)

10th

N-back_0 (2.008)

VFT_0 (2.185)

resting_2 (1.700)

N-back_2 (1.934)

CBT_0 (2.269)

Stroop_12 (2.353)

  1. CBT Corsi-block tapping task, recog recognition task, ToL Tower of London task, VFT verbal fluency task.