Inspec keywords: gradient methods; nonlinear systems; fuzzy control; pattern clustering; fuzzy set theory; matrix algebra; regression analysis

Other keywords: bell-shaped membership function; cluster validity criterion; matrix partitioning; nonlinear system; hyper-plan-shaped clusters; antecedent fuzzy sets; gradient descent algorithm; input-output data; affineTakagi-Sugeno fuzzy modelling algorithm; fuzzy c-regression model clustering; if-then fuzzy rules

Subjects: Other topics in statistics; Nonlinear control systems; Algebra; Pattern recognition; Combinatorial mathematics; Interpolation and function approximation (numerical analysis); Fuzzy control