[Retracted] Facility Layout Optimization of Urban Public Sports Services under the Background of Deep Learning

Table 1

Basic indicators of social facilities for sports in big cities.

	Planning criteria	Audience scale	Land area	Per capita indicator
		Thousands	(ha)	(m)
Stadium	1/1 million-2 million	30–50	86–112	0.04-0.122
Gymnasium	1/1 million-2 million	4–10	11–20	0.0055-0.02
Swimming pool	1/1 million-3 million	2–4	13–17	0.0043-0.17
Shooting range	1/1 million-3 million	2–4	10	0.005-0.01
Total				0.0548-0.168