Physical environment features that predict outdoor active play can be measured using Google Street View images

Table 2 Error statistics for each model type for outcomes with constant buffer sizes

Target	Method	RMSE	R²	MAE
Vegetation	Linear model	0.65	0.58	0.39
	XGBoost	0.65	0.58	0.39
	SVM	0.63	0.60	0.38
Sidewalks	Linear model	814	0.95	474
	XGBoost	1863	0.80	529
	SVM	824	0.96	473
Traffic lights	Linear model	0.61	0.63	0.38
	XGBoost	0.51	0.74	0.29
	SVM	0.66	0.62	0.37
Signed intersections	Linear model	0.56	0.68	0.40
	XGBoost	0.50	0.75	0.33
	SVM	0.57	0.68	0.40

ISSN: 1476-072X