ANN	Artificial neural network
CT	Computed tomography
GF	General form
IMV	Incremental morphology variation
LBS	Leighton Buzzard Sand
LOESS	locally weighted regression smoothing
LR	Local roundness
MIV	Mean impact value
RLS	Relative length scale
SH	Spherical harmonics
SHA	Spherical harmonic analysis
SSRF	Shanghai Synchrotron Radiation Facility
ST	Surface texture
V/S ratio	Ratio of volume to surface area
μCT	Micro-tomography
1L-ST	First-level surface texture
2L-ST	Second-level surface texture
3D	Three-dimensional