{ "config": { "activation_function": "tanh", "bias": true, "head_type": "classification", "label2id": { "1": 0, "2": 1 }, "layers": 2, "num_labels": 2, "use_pooler": false }, "hidden_size": 768, "model_class": "RobertaModelWithHeads", "model_name": "roberta-base", "model_type": "roberta", "name": "yelp_polarity" }