CFRP	Carbon Fiber-Reinforced Polymers
EC	Eddy Current
$FMF$	Fuzzy Membership Function
$FS$	Fuzzy Similarity
$PEC$	Perfect Electric Conductor
$PMC$	Perfect Magnetic Conductor
$\mathbf{\sigma }$	Electrical Conductivity
${\sigma }_l$	Conductivity Along the Fibers
${\sigma }_t$	Conductivity Transversal the Fibers
${\sigma }_{cross\text{-}ply}$	Conductivity Orthogonal the Fibers
$\mathbf{J}$	Current Density
$\mathbf{E}$	Electrostatic Field
$\mathbf{R}$	Rotation Matrix
$\mathbf{H}$	Magnetic Field
$\mu$	Permeability of the Specimen
j	Imaginary Unit
$\mathbf{v}$	Velocity
$\omega$	Angular Frequency
$\varphi$	Scalar Potential
$\rho$	Particular Harmonic Field
$ϵ$	Permittivity of the Specimen
${\mathbf{H}}_e$	External Magnetic Field
${\mathbf{J}}_e$	External Current Density
$\mathbf{A}$	Vector Potential
L	Number of Gray Levels
$a_{ij}$	Gray Level
$m_{\mathbf{EC}}\left(a_{ij}\right)$	FMF
$FLI$	Fuzzy Linear Index
$FEI$	Fuzzy Entropy Index
$F\left(\mathbf{EC}\right)$	Fuzzified EC Map
$FS$	Fuzzy Similarity
$FIS$	Fuzzy Inference Systems