{ "embedding_dim": 768, "hidden_dim": 256, "optimizer": "AdamW", "learning_rate": 1e-05, "batch_size": 128, "num_epochs": 15, "tokenizer": "bert-base-uncased", "model_class": "BalancedSentimentModel", "output_dim": 3, "dropout": 0.3, "has_class_weights": true }