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. 2018 Jul 10;115(30):E7202–E7211. doi: 10.1073/pnas.1717075115

Fig. 5.

Fig. 5.

Color representation. (A) Mean (±SEM) total rate variance explained by random-dot stimulus colors (color information) in each area. (B) Summary (across-time mean ± SEM) of color information for each area. All areas contain significant information (*P < 0.01), but V4 carried the strongest color information. (C) Cross-area comparison matrix indicating which regions (rows) had significantly greater color information than others (columns) (•P < 0.01). (D) Mean (±SEM) between-category color variance (color category information). Gray curves indicate expected values for purely categorical (upper line) and purely sensory (lower line) representations of color. (E) Color categoricality index (±SEM) for each area. All areas except MT had indices significantly greater than zero (*P < 0.01). (F) Cross-area comparison matrix indicating which regions (rows) had significantly greater color categoricality indices than others (columns) (•P < 0.01).