Such an approach is sometimes called degree-theoretic semantics by logicians and philosophers, but the more usual term is fuzzy logic or many-valued logic.
Perhaps categorization is more appropriately conducted using the flexible methodology of fuzzy logic insofar as the categories tend to overlap and ambiguity.
The use of fuzzy logic is especially relevant in gene regulatory networks, as the modeling of protein binding strength often requires non-binary variables.
His research interests include digital audio processing, computer music, composition, music perception and cognition and the musical applications of fuzzy logic.
