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Table 8 Prediction results of unknown samples of glucose and xylose content level

From: Rapid determination of chemical composition and classification of bamboo fractions using visible–near infrared spectroscopy coupled with multivariate data analysis

Wavelength (nm) Sugars Level Before aqueous ammonia pretreatment (n = 40) After aqueous ammonia pretreatment (n = 90)
No. of prediction samples Correct no. Accuracy (%) No. of prediction samples Correct no. Accuracy (%)
400–780 Glucose High 10 10 100 18 18 100
Low 6 6 100 18 18 100
Xylose High 8 8 100 24 24 100
Low 8 8 100 12 12 100
780–2500 Glucose High 10 10 100 18 18 100
Low 6 6 100 18 18 100
Xylose High 8 8 100 24 24 100
Low 8 8 100 12 12 100
400–2500 Glucose High 10 10 100 18 18 100
Low 6 6 100 18 18 100
Xylose High 8 8 100 24 24 100
Low 8 8 100 12 12 100
  1. The data of glucose and xylose content level and spectra were collected from 4- and 6-meter-height juvenile bamboo before aqueous ammonia pretreatment, and 2- and 10-year-old mature bamboo and 4- and 6-meter-height juvenile bamboo after aqueous ammonia pretreatment (based on PLS-DA)
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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