
Hyperspectral image analysis based on BoSW model for rice panicle blast grading
Keywords: BoSW, bag of spectrum words; chi-SVM, chi-square kernel support vector machine; PCA, principal component analysis; ROI, region of interest; VIS, visible; NIR, near infrared; IRRI, International Rice Research InstitutePanicle blast grading; Hyperspectral i