Table 1 Cognitive load induced stimulation and MR-HMD volume in different experimental environments.

From: Cognitive load classification of mixed reality human computer interaction tasks based on multimodal sensor signals

Load Environment

Cognitive load induced stimulation

MR-HMD

Volume

A

Audio stimulation: Noisy factory environment noise, machine alarm

Visual stimulation: 10 MR alarm windows that pop up from the machine

70%

B

Audio stimulation: Noisy factory environment noise, machine alarm

Visual stimulation: 1 MR alarm window that pop up from the machine

40%

C

Control group

Audio stimulation: Normal quiet factory environment background sound

Visual stimulation: none

10%

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