Adaptive neuro fuzzy inference systems (ANFIS) Adaptive neuro-fuzzy inference system 1 Ant lion optimizer 1 Electric load flow 1 Fuzzy inference 1 Fuzzy neural networks 1 Fuzzy systems 1 Mean square error 1 Metals 1 Optimizers 1 Phase measurement 1 Phasor Measurement Unit (PMUs) 1 Phasor measurement unit 1 Phasor measurement units 1 Soft computing 1 Statistical performance 1 Support vector regression 1 Support vector regression (SVR) 1 Synchronized phasor measurements 1 System stability 1 Voltage control 1 Voltage stability 1 Voltage stability margins 1