Table 4.

Performance comparison of different models on ZD98 dataset.

Methods	Prediction accuracy (%)
	Cy	Me	Mi	Others	OA
OF-SVM [3]	97.7	86.3	92.3	66.7	90.8
FTD-SVM [20]	95.4	93.3	76.9	83.3	90.8
BOW-SVM [6]	97.7	92.9	76.9	83.3	91.7
GA_DCCA-SVM [36]	95.4	90.0	92.3	83.3	91.8
OA-SVM [16]	95.3	88.9	97.4	91.7	93.2
PSSMP [17]	95.3	93.3	84.6	91.7	92.9
OA-MLSC [29]	100	96.7	92.3	95.9	96.7
This paper	100	97.72	100	100	99.29