. Author manuscript; available in PMC: 2015 May 1.

Published in final edited form as: IEEE Trans Biomed Eng. 2015 Jan 9;62(5):1383–1394. doi: 10.1109/TBME.2015.2389149

Table IX.

Comparison of performance of RF and SVM using trajectories of walking speed measures using the dataset of 97 homes.

ℓ (in weeks)	Feature Vector Length	# Negative Datapoints	# Positive Datapoints	AUC_SS		AUC_PR

				SVM	RF	SVM	RF

4	29	5093	593	0.70	0.66	0.37	0.16
8	57	3206	408	0.67	0.73	0.53	0.27
12	85	2113	305	0.85	0.79	0.54	0.32
16	113	1477	245	0.80	0.69	0.57	0.32
20	141	1072	211	0.79	0.56	0.62	0.24
24	169	801	183	0.81	0.66	0.71	0.30