Figure 1From: Evaluation of TV commercials using neurophysiological responsesMethod to present each stimuli. Process to present visual stimuli. For fixation, a white cross on black background appear on the screen for 3Â s. Top three pictures on right side are samples of video used to induce responses of (a) neutral, (b) happiness, and (c) surprise. (d) Last image shows a game to maintain the attention of participants.Back to article page