Table 4 Radiomics feature selection by the LASSO method.

From: Radiomics analysis in differentiating osteosarcoma and chondrosarcoma based on T2-weighted imaging and contrast-enhanced T1-weighted imaging

No

CET1

T2-FS

1

Original_shape_Maximum3DDiameter

Original_glcm_Idn

2

Original_shape_SurfaceArea

Wavelet-HLL_firstorder_Uniformity

3

Original_glrlm_GrayLevelNonUniformity

Wavelet-HLL_firstorder_RootMeanSquared

4

Wavelet-HLL_firstorder_RootMeanSquared

Wavelet_HLL_firstorder_10Percentile

5

Wavelet-HLL_glcm_Idmn

Wavelet-HLL_glcm_JointEntropy

6

Wavelet-HLH_firstorder_Maximum

Wavelet-HLL_glcm_Autocorrelation

7

Wavelet-LLL_glcm_JointAverage

Wavelet-LHL_glrlm_ShortRunEmphasis

8

Wavelet-LLL_glcm_SumEntropy

Wavelet-LLH_firstorder_MeanAbsoluteDeviation

9

 

Wavelet-LLH_glcm_Idmn

10

 

Wavelet-LLH_glcm_DifferenceEntropy

11

 

Wavelet-LLH_glrlm_HighGrayLevelRunEmphasis

12

 

Wavelet-HHH_firstorder_RootMeanSquared

13

 

Wavelet-HHL_glcm_Autocorrelation

14

 

Wavelet-HHL_glrlm_ShortRunLowGrayLevelEmphasis

15

 

Wavelet-LLL_glcm_Idmn