[Retracted] Optimal Method of Vision Sensor Digital Image Edge Detection for Commercial Investment in Film Field

Table 1

Production of domestic films in the past 7 years.

Years	Feature film	Animated film	Documentary	Science and education film	Love videos
2014	23	49	40	32	26
2015	61	46	89	9	23
2016	45	33	111	72	38
2017	52	42	73	101	62
2018	71	20	59	68	51
2019	127	54	39	46	82
2020	143	20	49	61	97