[Retracted] Optimization of College English Classroom Teaching Efficiency by Deep Learning SDD Algorithm

Table 1

Different algorithm behaviour detection accuracy rate.

Algorithm\behaviour	Attend class	Play cell phone	Raise hands	Writing	Sleep
SDD	88.53%	78.74%	85.27%	76.09%	86.66%
Optimization of Mobilenet-SSD	88.31%	79.15%	86.76%	81.12%	85.04%