Figure 5
From: Texture discrimination and multi-unit recording in the rat vibrissal nerve

fmax values and their respective deviations for each sweeping situation. fmax was found within the range of 100 Hz to 600 Hz. Both the average values and the standard deviations were calculated from fifty sweeps for each situation. (Co) sweeping the air; (Wo) sweeping wood; (Me) sweeping metal, (Ac) sweeping acrylic and (Sa) sweeping sandpaper.