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. Author manuscript; available in PMC: 2024 Jul 1.
Published in final edited form as: IEEE Trans Biomed Eng. 2023 Jun 19;70(7):2193–2202. doi: 10.1109/TBME.2023.3238736

TABLE I:

Fetal Heart Rate Estimation Performance Summary Single-Sensor Particle Filter vs. KUBAI with Multi-Sensor Fusion vs. Prior Work [11]

RMSE (beats-per-minute)

Experiment Data Count D2 D3 D4 D5 KUBAI Prior Work

A 2821 3.7 1.2 1.4 1.5 1.3 1.2
B 1981 40.4 5.8 23.3 10.3 5.9 41.7
C 2161 24.0 43.8 3.8 4.4 5.1 31.3
D 1921 - 34.9 3.7 2.5 3.3 18.4
E 1801 9.1 3.9 2.4 2.4 2.5 5.8

Overall RMSE 23.1 24.8 10.4 5.1 3.9 24.2