Table 1 Database content summary

Online subjective annotation

Number of videos

120

Video duration

1 min affective highlight

Selection method

60 via last.fm affective tags, 60 manually selected

Number of ratings per video

14–16

Rating scales

Arousal, Valence and Dominance

Rating values

1–9

Physiological experiment

Number of subjects

32

Number of videos

40

Selection method

Subset of online annotated videos with clearest responses

Rating scales

Arousal, Valence, Dominance, Liking and Familiarity

Rating values

Familiarity: discrete scale of 1-5, others: continuous scale of 1-9

Recorded signals

32-channel 512Hz EEG, peripheral physiological signals, face video from 22 subjects