code: def lstm_area_attention_base():
    
    hparams = lstm_luong_attention()
    hparams.batch_size = 16384
    hparams.num_hidden_layers = 2
    hparams.hidden_size = 1024
    hparams.num_heads = 4
    hparams.dropout = 0.2
    hparams.learning_rate = 0.1
    hparams.max_area_width = 2
    hparams.area_key_mode = "mean"
    hparams.area_value_mode = "sum"
    return hparams
docs: Hparams for LSTM with area attention.