{ "experiment_config": { "hidden_dim": 32, "num_layers": 2, "dropout": 0.5, "learning_rate": 0.001, "weight_decay": 0.0005, "epochs": 200, "patience": 20, "attention_heads": 8 }, "model_performance": { "GCN": { "test_accuracy": 0.793, "final_train_accuracy": 0.9285714285714286, "final_val_accuracy": 0.77, "best_val_accuracy": 0.778, "precision_macro": 0.7735829638544267, "recall_macro": 0.8017587957710489, "f1_macro": 0.7830557910370155 }, "GraphSAGE": { "test_accuracy": 0.768, "final_train_accuracy": 0.9928571428571429, "final_val_accuracy": 0.78, "best_val_accuracy": 0.78, "precision_macro": 0.751972283066921, "recall_macro": 0.790235145179744, "f1_macro": 0.7618000896069611 }, "GAT": { "test_accuracy": 0.819, "final_train_accuracy": 0.9, "final_val_accuracy": 0.804, "best_val_accuracy": 0.808, "precision_macro": 0.7984461703499488, "recall_macro": 0.8249418851055283, "f1_macro": 0.8079367810474564 } }, "timestamp": "2025-07-18T11:54:36.377583" }