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(a) Examples of actors expressing the five emotions: neutral, anger, happiness, sadness and fear. Five time points in the clip (1, 250, 500, 750, 1000 ms) are displayed. (b) Showing (top row) an example emotion block (angry) and (bottom row) the block structure of the task comprising 6-s fixation cross blocks (+) interspersed with 12-s emotion blocks (A, angry; F, fear; H, happy; N, neutral; S, sad).
