{ "base_model": "Qwen/Qwen3-VL-2B-Instruct", "image_size": 384, "hidden_dim": 512, "num_regression_layers": 3, "dropout": 0.15, "lora_r": 8, "lora_alpha": 16, "lora_dropout": 0.05, "stats": { "speed_mean": 77.0, "speed_std": 31.5, "steer_mean": 0.22, "steer_std": 1.26 }, "metrics": { "speed_mae_kmh": 4.12, "speed_r2": 0.9669, "steer_mae_N": 0.385, "steer_r2": 0.8364 } }