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Table 2 Performance results in ICC and DSC (mean±standard deviation) by the MV-CNN for all test cases and DSCs per subgroup based on tumor classification, location, volume and lymph node classification for the five-fold cross-validation

From: Automatic segmentation of head and neck primary tumors on MRI using a multi-view CNN

 

N

MV-CNN

INTRA-CLASS CORRELATION (ICC)

  

All

220

0.64±0.06

DICE SIMILARITY SCORE (DSC)

  

All

220

0.49±0.19

Tumor classification

  

 T2

78

0.39±0.21

 T3

45

0.53±0.17

 T4

97

0.55±0.15

Tumor location

  

 Oral cavity

52

0.38±0.19

 Oropharynx

151

0.51±0.18

 Hypopharynx

17

0.57±0.11

Tumor volume

  

 V <= 3 cm3

51

0.26±0.16

 3 < V <= 7 cm3

62

0.47±0.12

 7 < V <= 15 cm3

50

0.59±0.11

 V > 15 cm3

57

0.63±0.11

Lymph node classification

  

 N0

78

0.47±0.18

 N1

42

0.53±0.20

 N2/3

100

0.48±0.19