History of engineering & technology ANP Analytic Hierarchy Process (AHP) Analytic Network Process Bayesian analysis COPRAS EDAS model Hamacher operations MADM MCDM MOORA Monorail PROMETHEE SAW TOPSIS Technique for Order Preference by Similarity to Ideal Solution WEBIRA aggregation operators air traffic management cluster analysis compatibility consistency consumer behavior cosine function cosine similarity measure decision-making distance measures dual hesitant Pythagorean fuzzy generalized geometric weighted Heronian mean (DHPFGGWHM) operator dual hesitant Pythagorean fuzzy generalized weighted Heronian mean (DHPFGWHM) operator dual hesitant Pythagorean fuzzy sets (DHPFSs)