code: def vqa_self_attention_feature_batch1024_big():
    
    hparams = vqa_self_attention_feature_batch1024()
    hparams.learning_rate_constant = 7e-4
    hparams.batch_size = 256
    hparams.hidden_size = 1024
    hparams.filter_size = 4096
    hparams.num_heads = 16
    hparams.layer_prepostprocess_dropout = 0.3
    hparams.attention_dropout = 0.3
    hparams.relu_dropout = 0.3
    return hparams
docs: Big model.