[Retracted] Research on English Hybrid Assisted Teaching System Using Contextual Support of R-CNN

Table 2

MCC and -score dataset.

Method	MCC	Accuracy	score	Sensitivity	Specificity	Word errors	SSIM	Correction rate
RFO	+0.390	0.936	0.410	0.310	0.930	69.32	0.9939	0.0031
DT	+0.230	0.360	0.330	0.230	0.960	63.31	0.9931	0.0099
Xboosting	+0.230	0.340	0.290	0.130	0.930	63.12	0.9933	0.0139
CNN	+0.190	0.690	0.390	0.390	0.300	60.64	0.9331	0.0193
Proposed	+0.11	0.62	0.43	0.66	0.42	60.12	0.9314	0.0199