TABLE 3.

Performance of supervised and semi-supervised learning for each training data point.

Training data points		Supervised learning			Semi-supervised learning
	Labels	Precision	Recall	F-measures	Precision	Recall	F-measures
240	Single fetal heartbeat	39.3	61.0	45.7	57.7	56.8	55.9
	Artifact	29.6	31.7	28.9	42.9	50.8	45.7
	Multiple heartbeats	61.8	47.0	51.4	80.3	69.9	74.6
	Low-level signal	51.0	28.9	34.5	96.0	84.3	88.9
8,000	Single fetal heartbeat	69.3	65.8	66.9	70.5	67.9	69.0
	Artifact	60.6	63.0	61.3	63.9	65.5	64.5
	Multiple heartbeats	91.9	92.8	92.3	92.4	93.0	92.7
	Low-level signal	97.9	97.0	97.4	97.0	97.0	97.0