Inspec keywords: stochastic processes; fuzzy set theory; decision making; hydrothermal power systems; genetic algorithms; search problems; power generation economics; Pareto optimisation

Other keywords: fuzzy decision making policy; stochastic multiobjective short term hydrothermal scheduling; Pareto optimal solutions; thermal generation plants; nondominated sorting gravitational search algorithm; HTS; stochastic production cost; load demand; NSGSA-D approach; disruption operator

Subjects: Hydroelectric power stations and plants; Thermal power stations and plants; Optimisation techniques; Combinatorial mathematics; Other topics in statistics; Power system management, operation and economics