Journal of Advanced Transportation / 2018 / Article / Tab 2

Research Article

Random Forests-Based Operational Status Perception Model in Extra-Long Highway Tunnels with Longitudinal Ventilation: A Case Study in China

Table 2

Confusion matrix for in-tunnel operational status.

Actual statusPerception statusTotal
Lightly polluted ()Moderately polluted ()Heavily polluted ()Severely polluted ()

Lightly polluted ()
Moderately polluted ()
Heavily polluted ()
Severely polluted ()