Kyoko Kusano

Measuring the Diversity of Qualia: Category-Theoretic Indices for Psychophysical Experimental Data

F1000Research June 25, 2026 Kyoko Kusano, Hayato Saigo, Naotsugu Tsuchiya

Abstract* Characterizing qualitative aspects of subjective experiences, qualia, remains a challenging open problem. The recent Qualia structure paradigm proposes capturing qualia through massive relations with other qualia. A concrete method for this involves measuring pairwise similarities. This approach has been successfully applied to reveal similarities and differences in qualia structures...