Table 2 The T-test results of \(\triangle COE\) between low-risk and high-risk episodes.

From: Driving risk cognition of passengers in highly automated driving based on the prefrontal cortex activity via fNIRS

 

Scenario

Channel 1

Channel 2

Channel 3

Channel 4

Channel 5

Channel 6

Channel 7

Channel8

Mean

Value

Feature

SAEB

\(-1.284\)

\(-0.817\)

\(-0.181\)

0.745

\(-0.844\)

\(-0.145\)

0.426

1.199

LCI

\(-1.181\)

1.610

1.529

1.884

0.797

0.998

2.690

3.205

RCI

\(-1.120\)

1.287

0.451

1.907

\(-1.002\)

0.888

1.102

2.572

RPCR

1.139

2.343

3.052

4.043

1.075

3.423

1.755

4.439

K-SVD

Dictionary

Feature

SAEB

1.007

\(-1.941\)

\(-1.563\)

\(-0.335\)

\(-1.382\)

1.406

\(-1.879\)

−4.214

LCI

0.665

1.934

0.306

1.514

\(-0.717\)

\(-0.202\)

\(-2.828\)

−3.609

RCI

0.055

-0.532

0.474

1.832

-1.003

-0.595

-2.088

-2.524

RPCR

−0.160

2.394

−3.057

4.052

0.388

3.435

1.769

0.552

  1. (1) SAEB stands for autonomous emergency braking in short-distance scenario; (2) LCI stands for the vehicle cut in from the left lane scenario; (3) RCI stands for the vehicle cut in from the right lane scenario; (4) RPCR stands for the pedestrian crossing road from the right scenario.
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