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[Preprint]. 2024 Jan 25:2023.10.25.564057. [Version 2] doi: 10.1101/2023.10.25.564057

TABLE III.

Correlation Coefficient between the Gold-Standard and Estimated GRF with a Single Foot IMU Data as Model Input.

Dataset	Model	Correlation Coefficient
		mlGRF^a	apGRF^a	vGRF^a

Overground Walking	Baseline	0.93±0.03	0.91±0.02	0.90±0.04
Overground Walking	Proposed SSL^b	0.94±0.03	0.93±0.03	0.93±0.03

Treadmill Walking	Baseline	0.84±0.04	0.93±0.02	0.87±0.03
Treadmill Walking	Proposed SSL^b	0.90±0.03	0.97±0.01	0.94±0.02
Drop Landing	Baseline	0.70±0.12	0.86±0.07	0.88±0.06
Drop Landing	Proposed SSL^b	0.72±0.12	0.87±0.06	0.89±0.06

^a

ml: medial-lateral; ap: anterior-posterior; v: vertical

^b

The model is pre-trained on the synthetic IMU dataset.