Multimodality MRI-based radiomics for aggressiveness prediction in papillary thyroid cancer

BMC Medical Imaging

Table 4 The summary of 528 features

Feature category	Feature name								Feature number
Shape									15
	Compactness	Compactness-square	Max-length
	Spherical disproportion	Sphericity	Superficial-area
	Surface to volume ratio	Volume	Region to bounding-box ratio
	Max major-length	Min minor-length	Eccentricity
	Orientation	Solidity	Fourier-descriptors
Intensity									18
	Energy	h-energy	Kurtosis	Max
	Mean absolute deviation	Mean	Media	Min
	Range	Root mean square	Skewness	Standard-deviation
	h-uniformity	variance	h-mean	h-variance
	h-skewness	h-kurtosis
Texture									39
GLCM	Energy	Contrast	Correlation	Homogeneity
	Variance	sun average	Entropy	Dissimilarity
	Short run emphasis		Long run emphasis
GLRLM	Gray-level nonuniformity		Run-length nonuniformity
	Run percentage		Low gray-level run emphasis
	High gray-level run emphasis		Short run low gray-level emphasis
	Short run high gray-level emphasis		Long run low gray-level emphasis
	Long run high gray-level emphasis		Gray-level variance
	Run-length variance		Small zone emphasis
	Large zone emphasis
GLSZM	Gray-level nonuniformity		Zone-size nonuniformity
	zone percentage		Low gray-level zone emphasis
	High gray-level zone emphasis		Small zone low gray-level emphasis
	Small zone high gray-level emphasis		Large zone low gray-level emphasis
	Large zone high gray-level emphasis		Gray-level variance
	Zone-size variance
NGTDM	Coarseness	Contrast	Busyness		Complexity		Strength
Wavele									456
	LLL	HLL	LHL	HHL	LLH	HLH	LHH	HHH

ISSN: 1471-2342