diff --git a/convlab/policy/ppo/sigir23/GenTUS-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/GenTUS-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index ed2a5cf5413b330e985051b806a74b319f1ebe04..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/GenTUS-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,54 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "GenTUS": {
-            "class_path": "convlab.policy.genTUS.stepGenTUS.UserPolicy",
-            "ini_params": {
-                "model_checkpoint": "convlab/policy/genTUS/unify/experiments/multiwoz21-exp",
-                "mode": "language",
-                "only_action": false
-            }
-        }
-    },
-    "usr_nlg": {}
-}
diff --git a/convlab/policy/ppo/sigir23/RuleUser-T5-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/RuleUser-T5-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index 588cd499e873da1c7ee0c4e90fbfcf703a087f13..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/RuleUser-T5-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,61 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "RulePolicy": {
-            "class_path": "convlab.policy.rule.multiwoz.RulePolicy",
-            "ini_params": {
-                "character": "usr"
-            }
-        }
-    },
-    "usr_nlg": {
-        "T5": {
-            "class_path": "convlab.base_models.t5.nlg.T5NLG",
-            "ini_params": {
-                "speaker": "user",
-                "context_window_size": 0,
-                "model_name_or_path": "Convlab/t5-small-nlg-user-multiwoz21"
-            }
-        }
-    }
-}
\ No newline at end of file
diff --git a/convlab/policy/ppo/sigir23/RuleUser-TemplateNLG-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/RuleUser-TemplateNLG-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index a577297fb6a2d5d4623d88d2d5e768c6c75369ae..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/RuleUser-TemplateNLG-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,61 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "RulePolicy": {
-            "class_path": "convlab.policy.rule.multiwoz.RulePolicy",
-            "ini_params": {
-                "character": "usr"
-            }
-        }
-    },
-    "usr_nlg": {
-        "TemplateNLG": {
-            "class_path": "convlab.nlg.template.multiwoz.TemplateNLG",
-            "ini_params": {
-                "is_user": true,
-                "label_noise": 0.0,
-                "text_noise": 0.0
-            }
-        }
-    }
-}
\ No newline at end of file
diff --git a/convlab/policy/ppo/sigir23/Sample-GenTUS-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/Sample-GenTUS-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index 692dfc185616d659a61b1497f97422647d9f7d82..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/Sample-GenTUS-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "GenTUS": {
-            "class_path": "convlab.policy.genTUS.stepGenTUS.UserPolicy",
-            "ini_params": {
-                "model_checkpoint": "convlab/policy/genTUS/unify/experiments/multiwoz21-exp",
-                "mode": "language",
-                "only_action": false,
-                "sample": true
-            }
-        }
-    },
-    "usr_nlg": {}
-}
diff --git a/convlab/policy/ppo/sigir23/Sample-emoTUS-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/Sample-emoTUS-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index 9e069da530d756239801dcecb98b4d38cf2cee06..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/Sample-emoTUS-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,57 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "RulePolicy": {
-            "class_path": "convlab.policy.emoUS.emoUS.UserPolicy",
-            "ini_params": {
-                "model_checkpoint": "convlab/policy/emoUS/unify/experiments/emowoz+dialmage_0_1/23-01-11-15-17",
-                "character": "usr",
-                "mode": "language",
-                "only_action": false,
-                "use_sentiment": true,
-                "sample": true
-            }
-        }
-    },
-    "usr_nlg": {}
-}
\ No newline at end of file
diff --git a/convlab/policy/ppo/sigir23/emoTUS-BertNLU-RuleDST-PPOPolicy.json b/convlab/policy/ppo/sigir23/emoTUS-BertNLU-RuleDST-PPOPolicy.json
deleted file mode 100644
index bbbe003c78eef9ea9b195bbea1240cd1868fb2e9..0000000000000000000000000000000000000000
--- a/convlab/policy/ppo/sigir23/emoTUS-BertNLU-RuleDST-PPOPolicy.json
+++ /dev/null
@@ -1,57 +0,0 @@
-{
-    "model": {
-        "load_path": "convlab/policy/ppo/pretrained_models/mle",
-        "pretrained_load_path": "",
-        "use_pretrained_initialisation": false,
-        "batchsz": 200,
-        "seed": 0,
-        "epoch": 100,
-        "eval_frequency": 5,
-        "process_num": 1,
-        "num_eval_dialogues": 200,
-        "sys_semantic_to_usr": false
-    },
-    "vectorizer_sys": {
-        "uncertainty_vector_mul": {
-            "class_path": "convlab.policy.vector.vector_binary.VectorBinary",
-            "ini_params": {
-                "use_masking": true,
-                "manually_add_entity_names": true,
-                "seed": 0
-            }
-        }
-    },
-    "nlu_sys": {
-        "BertNLU": {
-            "class_path": "convlab.nlu.jointBERT.unified_datasets.BERTNLU",
-            "ini_params": {
-                "mode": "all",
-                "config_file": "multiwoz21_all.json",
-                "model_file": "https://huggingface.co/ConvLab/bert-base-nlu/resolve/main/bertnlu_unified_multiwoz21_all_context0.zip"
-            }
-        }
-    },
-    "dst_sys": {
-        "RuleDST": {
-            "class_path": "convlab.dst.rule.multiwoz.dst.RuleDST",
-            "ini_params": {}
-        }
-    },
-    "sys_nlg": {},
-    "nlu_usr": {},
-    "dst_usr": {},
-    "policy_usr": {
-        "RulePolicy": {
-            "class_path": "convlab.policy.emoUS.emoUS.UserPolicy",
-            "ini_params": {
-                "model_checkpoint": "convlab/policy/emoUS/unify/experiments/emowoz+dialmage_0_1/23-01-11-15-17",
-                "character": "usr",
-                "mode": "language",
-                "only_action": false,
-                "use_sentiment": true,
-                "sample": false
-            }
-        }
-    },
-    "usr_nlg": {}
-}
\ No newline at end of file