{ "model_class": "rl.models.GATV2ActorCritic", "format": "raw PyTorch state_dict", "n_node_features": 16, "n_edge_features": 2, "proj_out": 64, "num_gat_blocks": 4, "gat_channels": [ 128, 128, 64, 64 ], "num_heads": [ 8, 8, 4, 4 ], "concat": false, "activation": "tanh", "attn_dropout": [ 0.0, 0.0, 0.0, 0.0 ], "feat_dropout": [ 0.0, 0.0, 0.0, 0.0 ], "actor_head_dropout": 0.0, "critic_head_dropout": 0.0, "actor_head_layers": [ 256, 128, 64 ], "critic_head_layers": [ 256, 128, 64 ], "critic_readout_type": "sum" }