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FUCOM-F (Fuzzy Full Consistency Method (TFN)) is a weight subjective multi-criteria decision-making (MCDM) method introduced by Pamucar, D., Ecer, F. in 2018 crisp; 2020 variant applicator. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
A fuzzy cognitive map, introduced by Bart Kosko in 1986, represents a system as a network of concepts connected by signed, weighted causal links, and simulates how the concepts influence one another over time. By combining the intuitive structure of a cognitive map with fuzzy weights and iterative activation, FCMs let
FUZZY-AHP (Fuzzy AHP — Fuzzy extension of the Analytic Hierarchy Process) is a weight subjective multi-criteria decision-making (MCDM) method introduced by Van Laarhoven, P. J. M., Pedrycz, W. in 1983. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-ARAS (Fuzzy ARAS — Fuzzy extension of ARAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Turskis, Z., Zavadskas, E. K. in 2010. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-AROMAN (Fuzzy AROMAN — Fuzzy extension of AROMAN) is a ranking multi-criteria decision-making (MCDM) method introduced by Bošković et al. in 2023. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-BWM (Fuzzy BWM — Triangular Fuzzy Best-Worst Method) is a weight subjective multi-criteria decision-making (MCDM) method introduced by Guo, S., Zhao, H. in 2015 crisp; 2017 variant applicator. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-COCOSO (Fuzzy CoCoSo — Fuzzy extension of COCOSO) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-CODAS (Fuzzy CODAS — Fuzzy extension of CODAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Keshavarz Ghorabaee, M., Amiri, M., Zavadskas, E. K., Hooshmand, R., Antucheviciene, J. in 2017. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproduc
FUZZY-COPRAS (Fuzzy COPRAS — Fuzzy extension of COPRAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-DELPHI (Fuzzy Delphi — Expert consensus with triangular fuzzy opinions and defuzzification) is a weight subjective multi-criteria decision-making (MCDM) method introduced by Kaufmann, A., Gupta, M. M. in 1988. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible r
FUZZY-DNMA (Fuzzy DNMA — Fuzzy extension of DNMA) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-EDAS (Fuzzy EDAS — Fuzzy extension of EDAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-ELECTRE-I (Fuzzy ELECTRE I (Group, Trapezoidal)) is a outranking multi-criteria decision-making (MCDM) method introduced by Hatami-Marbini, A., Tavana, M. in 1968 crisp; 2011 variant applicator. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-ELECTRE-II (Fuzzy ELECTRE II — Fuzzy extension of ELECTRE-II) is a outranking multi-criteria decision-making (MCDM) method introduced by Roy, B. & Bertier, P. (canonical crisp); Govindan, K., Grigore, M.C. & Kannan, D. (TFN applicator) in 1973 crisp; 2010 TFN applicator. It turns a decision matrix of alternatives
FUZZY-ELECTRE-III (Fuzzy ELECTRE III — Fuzzy extension of ELECTRE-III) is a outranking multi-criteria decision-making (MCDM) method introduced by Montazer, G. A., Qahri Saremi, H., Ramezani, M. (precursor: Qahri Saremi & Montazer 2007 WSEAS) in 2009. It turns a decision matrix of alternatives scored on multiple criteri
FUZZY-FMEA-DEA (Fuzzy Smart FMEA with DEA (FSFMEA) — Fuzzy FMEA + CCR Data Envelopment Analysis for corrective action prioritization) is a ranking multi-criteria decision-making (MCDM) method introduced by Adesina, K.A.; Yazdi, M.; Zarei, E.; Pouyakian, M. (FSFMEA hybrid); Stamatis, D.H. 2003 (FMEA reference); Charnes-
FUZZY-INFORMATION-AXIOM (FIA — Fuzzy Information Axiom (Axiomatic Design under fuzzy data)) is a ranking multi-criteria decision-making (MCDM) method introduced by Kahraman, C., Kulak, O. in 2008. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-MABAC (Fuzzy MABAC — Fuzzy extension of MABAC) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-MARCOS (Fuzzy MARCOS — Fuzzy extension of MARCOS) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-MAUT (Fuzzy MAUT — Fuzzy extension of MAUT) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-MOORA (Fuzzy MOORA — Fuzzy extension of MOORA) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-MULTIMOORA (Fuzzy MULTIMOORA — Fuzzy extension of MULTIMOORA) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-OCRA (Fuzzy OCRA — Fuzzy extension of OCRA) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-PROMETHEE (Fuzzy PROMETHEE — Fuzzy extension of PROMETHEE) is a outranking multi-criteria decision-making (MCDM) method introduced by Goumas, M., Lygerou, V. in 1986 crisp; 2000 variant applicator. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-PSI (Fuzzy PSI — Fuzzy extension of PSI) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-RAFSI (Fuzzy RAFSI — Fuzzy extension of RAFSI) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-RAWEC (Fuzzy RAWEC — Fuzzy extension of RAWEC) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-ROV (Fuzzy ROV — Fuzzy extension of ROV) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-SAW (Fuzzy SAW (Bonissone 1982) - L-R trapezoidal Simple Additive Weighting) is a ranking multi-criteria decision-making (MCDM) method introduced by Bonissone, P. P. in 1982. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-SIWEC (Fuzzy SIWEC — Fuzzy Simple Weight Calculation (F-SIWEC)) is a weight subjective multi-criteria decision-making (MCDM) method introduced by Puška, A. Nedeljković, M. Pamučar, D. Božanić, D. Simić, V. in 2024. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproduci
FUZZY-SPOTIS (Fuzzy SPOTIS — Fuzzy extension of SPOTIS) is a ranking multi-criteria decision-making (MCDM) method introduced by Shekhovtsov, A., Paradowski, B., Więckowski, J., Kizielewicz, B., Sałabun, W. in 2022. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible re
FUZZY-TODIM (Fuzzy TODIM — Fuzzy extension of TODIM) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-TOPSIS (Fuzzy TOPSIS (Chen-Hwang 1992) — Trapezoidal fuzzy TOPSIS with Zadeh sup-min similarity distance) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, S.-J., Hwang, C.-L. in 1992. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducibl
FUZZY-TOPSIS-CHEN2000 (Fuzzy TOPSIS (Chen 2000) — TOPSIS extension for group decision-making under fuzzy environment with triangular fuzzy numbers) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C.-T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a s
FUZZY-VIKOR (Fuzzy VIKOR — Fuzzy extension of VIKOR) is a ranking multi-criteria decision-making (MCDM) method introduced by Opricovic, S. in 2011. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-WASPAS (Fuzzy WASPAS — Fuzzy extension of WASPAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Turskis, Z., Zavadskas, E.K., Antucheviciene, J., Kosareva, N. in 2015. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-WISP (Fuzzy WISP — Fuzzy extension of WISP) is a ranking multi-criteria decision-making (MCDM) method introduced by Chen, C. T. in 2000. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
FUZZY-WPM (Fuzzy WPM (Kahraman-Birgun-Yenen 2008) - Triangular Fuzzy Weighted Product) is a ranking multi-criteria decision-making (MCDM) method introduced by Kahraman, C., Birgun, S., Yenen, V. Z. in 2008. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
The Geriatric Anxiety Inventory (GAI) is a 20-item self-report questionnaire developed by Pachana and colleagues in 2007 to assess anxiety symptoms specifically in older adults. Designed to address the limitations of general anxiety scales in detecting anxiety in older populations—where anxiety may present atypically o
The Gale-Shapley algorithm solves the stable marriage problem: how to match two groups (e.g., medical residents to hospitals, students to schools) such that no pair prefers each other to their assigned partners. Introduced by David Gale and Lloyd Shapley in 1962, the algorithm guarantees a stable matching in polynomial
The Glasgow Benefit Inventory (GBI) is an 18-item self-report questionnaire designed to measure change in health status and general well-being resulting from otolaryngologic intervention (surgery, medical treatment). Unlike generic health-related quality-of-life measures, the GBI is disease-specific, asking patients to
A genetic algorithm (GA) is a population-based metaheuristic optimization method introduced by John Henry Holland (1975) that mimics the principles of natural selection. It maintains a population of candidate solutions and iteratively improves them through selection, crossover, and mutation operators, making it especia
GINI-WEIGHT (Gini Coefficient Weighting — inequality-of-discrimination objective weighting) is a weight objective multi-criteria decision-making (MCDM) method introduced by Gini, C. in 1912. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GM(1,1) is the core forecasting model of grey system theory, introduced by Julong Deng in 1982, designed to predict from very few observations and incomplete information — situations where classical time-series models like ARIMA need far more data. It accumulates the raw series to expose a hidden exponential trend, fit
GOAL-PROGRAMMING (Goal Programming — Minimise deviations from multiple aspiration levels) is a ranking multi-criteria decision-making (MCDM) method introduced by Charnes, A., Cooper, W. W. in 1955. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
The Good Death Inventory (GDI) is a 20-item self-report measure assessing the patient's and family's perception of whether the death was 'good'—characterized by pain control, peace, meaningful closure, preparation, maintenance of dignity, and a sense that life was lived fully. Developed by Ching and colleagues in Hong
Gower distance is a versatile metric for comparing observations with mixed variable types (continuous, ordinal, categorical, and binary). Introduced by John C. Gower in 1971, this similarity coefficient computes a general measure that ranges from 0 (completely dissimilar) to 1 (identical). It automatically scales varia
GRA (Grey Relational Analysis) is a ranking multi-criteria decision-making (MCDM) method introduced by Deng, J. L. in 1989. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
Granular computing is a problem-solving paradigm that processes information in 'granules' — clumps of objects drawn together by indistinguishability, similarity, or functionality — rather than at the level of individual data points. Articulated by Lotfi Zadeh in 1997 as fuzzy information granulation and developed into
Grey Clustering is a classification method from grey systems theory that assigns objects to predefined grey classes using whitenization weight functions. Developed within the framework of Deng Julong's grey system theory and systematized by Sifeng Liu, it is particularly suited for situations involving small sample siz
The Grey Wolf Optimizer (GWO) is a swarm-intelligence metaheuristic introduced by Mirjalili, Mirjalili, and Lewis in 2014 that models the social hierarchy and cooperative hunting behaviour of grey wolves. A population of candidate solutions is divided into four leadership ranks — alpha, beta, delta, and omega — and the
GREY-ARAS (Grey-ARAS — Grey extension of ARAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Zavadskas & Turskis in 2010. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-CODAS (Grey-CODAS — Grey extension of CODAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Keshavarz Ghorabaee, M., Zavadskas, E. K., Turskis, Z., Antucheviciene, J. in 2016. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-COPRAS (Grey-COPRAS — Grey extension of COPRAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Zavadskas, E. K., Kaklauskas, A. in 1996. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-EDAS (Grey-EDAS — Grey extension of EDAS) is a ranking multi-criteria decision-making (MCDM) method introduced by Stanujkic, D., Zavadskas, E. K., Keshavarz Ghorabaee, M., Turskis, Z. in 2017. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-GRA (Grey-GRA — Grey extension of GRA) is a ranking multi-criteria decision-making (MCDM) method introduced by Deng, J. L. in 1989. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-MABAC (Grey-MABAC — Grey extension of MABAC) is a ranking multi-criteria decision-making (MCDM) method introduced by Pamucar, D., Cirovic, G. in 2015. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-MARCOS (Grey-MARCOS — Grey extension of MARCOS) is a ranking multi-criteria decision-making (MCDM) method introduced by Stević, Ž., Pamučar, D., Puška, A., Chatterjee, P. in 2020. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-MOORA (Grey-MOORA — Grey extension of MOORA) is a ranking multi-criteria decision-making (MCDM) method introduced by Stanujkic, D., Magdalinovic, N., Jovanovic, R., Stojanovic, S. in 2012. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.
GREY-PROJECTION (Grey-Projection — Grey extension of GRA) is a ranking multi-criteria decision-making (MCDM) method introduced by Liu, S., Lin, Y. in 2013. It turns a decision matrix of alternatives scored on multiple criteria into a structured, reproducible result.