Table 10 MAE@K comparison on Coursera dataset.

From: Adaptive course recommendation using federated learning and graph convolutional networks in IoT-enhanced e-learning

Metrics

Top @K

Proposed

LightGCN–PKA

FGC

Transformer-based FL

PerSVD-Edu

MAE@K (↓)

@5

0.2976

0.3098

0.3210

0.3321

0.3543

@10

0.3045

0.3209

0.3321

0.3432

0.3654

@15

0.3114

0.3321

0.3432

0.3543

0.3765

@20

0.3187

0.3432

0.3543

0.3654

0.3876

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