Optimal Selection of Stimulation Wells Using a Fuzzy Multicriteria Methodology

Table 1

Ranking criteria for candidate well selection.

Authors	Input variables
Xiong and Holditch [31]	Permeability/viscosity ratio, skin factor, net pay thickness, water saturation, formation pressure gradient, wellbore condition, drainage area, formation depth, and porosity
Yang [5]	Formation pressure, permeability, recovery percent of reserves, water saturation, production rate of the well, recovery percentage of reserves, flow coefficient, vertical heterogeneity coefficient, and producing pressure drop
Yin and Wu [32]	Skin factor, permeability, fluidity, water cut, reservoir pressure, fracture width, and fracturing effects
Zoveidavianpoor [6]	Permeability, skin, water saturation, porosity, net pay thickness, drainage area, formation pressure, and formation depth