Review Article

Emotion on the Road—Necessity, Acceptance, and Feasibility of Affective Computing in the Car

Table 1

Results for the System Usability Scale (SUS) and Subjectively Experienced Effort (SEA) scale for four selected tasks. SUS: maximum score is 100 (best usability), SEA: maximum score 120 (highest workload: worst), except for results marked with , where the maximum score of 120 indicates the maximum perceived decrease in workload (thus, 120 is best).

Scenario SUS SEA
[0–100] [0–120]

Intelligent virtual agent support in stress situations
Assisting confused drivers
Smalltalk with virtual agent
Adaption of agent speech to the driver's emotional state