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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: Cortex. 2018 Apr 4;114:76–89. doi: 10.1016/j.cortex.2018.03.027

Figure 1. Examples of dot array stimuli from each of the 27 unique stimulus space locations.

Figure 1.

Dot arrays were evenly sampled from the three-dimensional stimulus space. Three levels of number, size, and spacing yielded 27 unique stimulus conditions.