Table 2. The performance of the loneliness detection methods using different devices.

Device(s)	Accuracy	Precision	Recall	F1 score	MSE
Oura Ring	0.565	0.556	0.988	0.711	0.434
Samsung Watch	0.781	0.809	0.780	0.794	0.220
AWARE (Smartphone)	0.810	0.877	0.756	0.812	0.189
Samsung Watch + Oura Ring + Aware	0.822	0.883	0.773	0.824	0.177