Table 2 Experimental environment and model hyperparameter settings.

From: Research on cross-dataset cardiac signal domain generalization and feature interpretability

Configuration

Setting

GPU

NVIDIA RTX 3090 (24GB)

CPU

Intel Xeon Gold 6226R

Memory

128 GB

Operating System

Ubuntu 20.04

Deep learning framework

PyTorch 2.0

Optimizer

AdamW

Learning rate

\(1 \times 10^{-4}\)

Batch size

64

Maximum epochs

50

Early stopping

patience = 10

Transformer layers

6

Hidden dimension

256

Attention heads

8

Dropout

0.1

\(\lambda _1\)

0.5

\(\lambda _2\)

0.5