Identification of Pancreaticoduodenectomy Resection for Pancreatic Head Adenocarcinoma: A Preliminary Study of Radiomics

Table 3

Mann–Whitney U-test results.

Number	Feature name	Statistical name	Sub-band	Location
F1	Run length nonuniformity	Run-length matrix	Horizontal	Top
F2	Energy	Co-occurrence matrix (d = 1)	Diagonal	Middle
F3	Energy	Co-occurrence matrix (d = 2)	Diagonal	Middle
F4	High gray-level run emphasis	Run-length matrix	Diagonal	Middle
F5	Short run low gray-level emphasis	Run-length matrix	Diagonal	Middle
F6	Short run high gray-level emphasis	Run-length matrix	Diagonal	Middle
F7	Standard deviation	Histogram	Diagonal	Bottom
F8	Smoothness	Histogram	Diagonal	Bottom
F9	Cubic moment	Histogram	Diagonal	Bottom
F10	Fourth moment	Histogram	Diagonal	Bottom
F11	Correlation	Co-occurrence matrix (d = 2)	Diagonal	Bottom
F12	Long run emphasis	Run-length matrix	Diagonal	Bottom
F13	Long run low gray-level emphasis	Run-length matrix	Diagonal	Bottom
F14	Long run high gray-level emphasis	Run-length matrix	Diagonal	Bottom