DIN_microvideo1.7m_x1_006_ab4e3b7f在README中命令行没有写对。 检查[DCN_amazonelectronics_x1_tuner_config_04.yaml](https://github.com/reczoo/BARS/blob/main/ranking/ctr/DCN/DCN_amazonelectronics_x1/DCN_amazonelectronics_x1_tuner_config_04.yaml)中的feature_encoder:null