Probabilistic Evaluation of Hydraulic Fracture Performance Using Ensemble Machine Learning

Table 1

Lists of modelling variables.

Type	Parameters	Unit	Abbreviation
Geological properties	Formation thickness	m	TH
	Well true vertical depth	m	TVD
	Formation porosity	%	PO
	Matrix permeability	mD	PERM
	Gas saturation	%	SG
Fracture treatment	Pad fluid volume	m^3	PFV
	Slurry fluid volume	m^3	SFV
	Proppant fluid ratio	%	PFR
	Total fluid volume	m^3	TFV
	Average injection rate	m^3/min	AIR
	Average injection pressure	MPa	AIP
Production	Absolute open flow potential	10^4m^3/day	AOFP