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Table 2 Cue-combinations in the experiment

From: Performance evaluation of a motor-imagery-based EEG-Brain computer interface using a combined cue with heterogeneous training data in BCI-Naive subjects

Cue-combinations

Training

Testing

VA

Visual Cue

Auditory Cue

AV

Auditory Cue

Visual Cue

CA

Combined Cue

Auditory Cue

CV

Combined Cue

Visual Cue

VC

Visual Cue

Combined Cue

AC

Auditory Cue

Combined Cue

  1. There are six cue-combinations as VA, AV, CA, CV, VC, and AC. For example, in the case of the CV combination, the experiment used the combined cue for training and the visual cue for testing.