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Table 3 The statistics of characteristic variables for chemical components and theoretical ethanol yield (TEY)

From: High-throughput analysis of chemical components and theoretical ethanol yield of dedicated bioenergy sorghum using dual-optimized partial least squares calibration models

Parameter

MIV

VIV

IV

NV

LIV

UIV

N

P (%)

N

P (%)

N

P (%)

N

P (%)

N

P (%)

N

P (%)

Soluble sugar

4

0.3

64

4.1

230

14.8

908

58.3

215

13.8

136

8.7

Cellulose

5

0.3

56

3.6

240

15.4

824

52.9

248

15.9

184

11.8

Hemicellulose

4

0.3

37

2.4

251

16.1

918

59.0

166

10.7

181

11.6

Lignin

7

0.5

62

4.0

276

17.7

826

53.1

233

15.0

153

9.8

Ash

1

0.1

14

1.0

269

17.3

796

51.1

208

13.4

269

17.3

TEY

4

0.3

55

3.5

234

15.0

921

59.2

211

13.6

132

8.5

  1. MIV most important variable, VIV very important variable, IV important variable, NV normal variable, LIV less important variable, UIV uninformative variable, N number of selected variables, P the proportion of selected variables in total variables