Table 10 Overlapping vs. Non-Overlapping: SOH Error Metrics.

From: Explainable OptiCNN-SLSTM hybrid model for enhanced lithium-ion battery state of health prediction

Model / Metric

Overlapping RMSE

Non-Overlapping RMSE

Overlapping MAE

Non-Overlapping MAE

Overlapping MAPE

Non-Overlapping MAPE

PINN

3.7%

\(\sim\)5.2–6.5%

3.0%

\(\sim\)4.5–6.1%

1.8%

\(\sim\)2.2–3.2%

KAN LSTM

3.0%

\(\sim\)4.3–5.7%

2.5%

\(\sim\)3.7–4.9%

1.6%

\(\sim\)2.0–2.8%

CNN+BiLSTM

5.4%

\(\sim\)6.5–7.8%

4.5%

\(\sim\)5.5–7.0%

2.9%

\(\sim\)3.3–4.2%

OptiCNN-SLSTM

2.15%

\(\sim\)3.1–3.8%

1.7%

\(\sim\)2.3–3.0%

1.1%

\(\sim\)1.5–1.8%