[Retracted] Research on the Quality Improvement of Ideological and Political Teaching in the Internet of Things Environment

Table 3

IoT and deep learning based performance comparison of three algorithms with 70% image scale change.

Method	Operation time	Number of matches	Number of correct matches	Accuracy
Traditional ORB	134	334	41	12.28%
Gaussian image pyramid ORB	420	411	194	47.2%
Traditional SURF	354	420	199	47.38%
OURS	287	487	281	57.70%