<p>The RSVP sequence consisted of 25 blocks (a total of 2400 images, i.e., 25 target categories with 300 images and 175 nontarget categories with 2100 images), and each block comprised one target category (12 images) and seven nontarget categories (84 images). The images are presented in 25 blocks, with a distinct target category in each block. The target categories of each block are shown in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0184713#pone.0184713.t001" target="_blank">Table 1</a>. Each image is presented for 200 ms (The image is similar but not identical to the original image, and is therefore for illustrative purposes only).</p
