Fig. 1

Topic receptive fields. a Probability of a word happening given stimulus location on the 9x34 grid. c, d Weighted mean probabilities for five topics with negative (c) and positive (d) receptive fields (RF). Colormap applies to C and D. Brightness sensitivity is shown for two topics (d left & right). b Overlap of pos. and neg. (dashed) RFs from topics in C & D masked at 0.8 of max value