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. 2013 Nov 20;8(11):e79876. doi: 10.1371/journal.pone.0079876

Figure 2. Further analyses of Experiment 1.

Figure 2

Panel a shows the means of the original distributions for Inline graphic and Inline graphic in blue and red, respectively. In magenta the means of the signaling distribution of Inline graphic (i.e., for a leftward movement) is shown. Panel b shows an example of signaling distribution at a given time step rather than the whole trajectory. Sample distributions Inline graphic and Inline graphic are taken at time Inline graphic of the dynamic Gaussian Process of the two primitives. The parameters of the Gaussian distributions at time Inline graphic are Inline graphic, Inline graphic, Inline graphic and Inline graphic. The resulting distribution Inline graphic is computed from Eq. Inline graphic. The weights coefficients are set as Inline graphic. This means that the two distributions are equally weighted in the computing of the signaling distribution. Panel c shows the KL divergence between two actions: Inline graphic vs. Inline graphic. Panel d shows the perceiver’s probability of recognizing the right action (i.e., the probability Inline graphic of perceiving Inline graphic given the observations Inline graphic until time Inline graphic) when the performer uses the original Inline graphic distribution (blue = left, red = right) and the signaling distribution (magenta = left, black = right).