diff --git a/semi_seg/dsutils.py b/semi_seg/dsutils.py
index 1c614328..4148260c 100644
--- a/semi_seg/dsutils.py
+++ b/semi_seg/dsutils.py
@@ -1,14 +1,15 @@
 from copy import deepcopy
 
-from contrastyou import DATA_PATH
-from contrastyou.datasets import ACDCSemiInterface, SpleenSemiInterface, ProstateSemiInterface, MMWHSSemiInterface
 from deepclustering2.dataloader.distributed import InfiniteDistributedSampler
 from deepclustering2.dataloader.sampler import InfiniteRandomSampler
 from deepclustering2.dataset import PatientSampler
 from loguru import logger
-from semi_seg.augment import ACDCStrongTransforms, SpleenStrongTransforms, ProstateStrongTransforms
 from torch.utils.data import DataLoader
 
+from contrastyou import DATA_PATH
+from contrastyou.datasets import ACDCSemiInterface, SpleenSemiInterface, ProstateSemiInterface, MMWHSSemiInterface
+from semi_seg.augment import ACDCStrongTransforms, SpleenStrongTransforms, ProstateStrongTransforms
+
 dataset_zoos = {
     "acdc": ACDCSemiInterface,
     "spleen": SpleenSemiInterface,
@@ -36,7 +37,8 @@ def get_dataloaders(config, group_val_patient=True):
         RuntimeError(f"labeled and unlabeled data should be set properly, "
                      f"given {labeled_data_ratio} and {unlabeled_data_ratio}")
     data_manager = datainterface(root_dir=DATA_PATH, labeled_data_ratio=labeled_data_ratio,
-                                 unlabeled_data_ratio=unlabeled_data_ratio, verbose=False)
+                                 unlabeled_data_ratio=unlabeled_data_ratio, verbose=False,
+                                 seed=0 if dataset_name == "acdc" else 1)# avoid bad random seed for prostate
 
     label_set, unlabel_set, val_set = data_manager._create_semi_supervised_datasets(  # noqa
         labeled_transform=augmentinferface.pretrain,
diff --git a/semi_seg/scripts/run_semi b/semi_seg/scripts/run_semi
index 4bfda5e6..8271c422 100755
--- a/semi_seg/scripts/run_semi
+++ b/semi_seg/scripts/run_semi
@@ -104,11 +104,11 @@ function run_mt_infonce() {
 
   # repeat
   python run_infonce_semi.py ${comm_cmd} --save_dir ${save_dir}/${prefix} -b ${num_batches} -e ${max_epoch} -s ${rand_seed} \
-    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.1 --mt_weight 0.1 --config_path=${config_path}
+    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.1 --mt_weight 0.5 --config_path=${config_path}
 
   python run_infonce_semi.py ${comm_cmd} --save_dir ${save_dir}/${prefix} -b ${num_batches} -e ${max_epoch} -s ${rand_seed} \
-    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.2 --mt_weight 0.1 --config_path=${config_path}
+    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.2 --mt_weight 0.5 --config_path=${config_path}
 
   python run_infonce_semi.py ${comm_cmd} --save_dir ${save_dir}/${prefix} -b ${num_batches} -e ${max_epoch} -s ${rand_seed} \
-    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.5 --mt_weight 0.1 --config_path=${config_path}
+    --time=4 --arch_checkpoint=$checkpoint meanteacherinfonce --info_weight 0.5 --mt_weight 0.5 --config_path=${config_path}
 }
diff --git a/semi_seg/trainers/_helper.py b/semi_seg/trainers/_helper.py
index 084c4526..43603ae3 100644
--- a/semi_seg/trainers/_helper.py
+++ b/semi_seg/trainers/_helper.py
@@ -2,9 +2,6 @@
 from pathlib import Path
 from typing import List, Dict, Any, Callable
 
-from contrastyou.arch.unet import enable_grad, enable_bn_tracking
-from contrastyou.datasets._seg_datset import ContrastBatchSampler  # noqa
-from contrastyou.helper import get_dataset
 from deepclustering2.dataset import PatientSampler
 from deepclustering2.meters2 import StorageIncomeDict, Storage, EpochResultDict
 from deepclustering2.tqdm import item2str
@@ -13,6 +10,10 @@
 from torch import nn
 from torch.utils.data.dataloader import _BaseDataLoaderIter as BaseDataLoaderIter, DataLoader  # noqa
 
+from contrastyou.arch.unet import enable_grad, enable_bn_tracking
+from contrastyou.datasets._seg_datset import ContrastBatchSampler  # noqa
+from contrastyou.helper import get_dataset
+
 
 def _get_contrastive_dataloader(partial_loader, config):
     # going to get all dataset with contrastive sampler
@@ -25,14 +26,21 @@ def _get_contrastive_dataloader(partial_loader, config):
 
     contrastive_config = config["ContrastiveLoaderParams"]
     num_workers = contrastive_config.pop("num_workers")
-    batch_sampler = ContrastBatchSampler(
-        dataset=dataset,
-        **contrastive_config
-    )
+    dataset_name = config["Data"]["name"]
+    batch_sampler = None
+    batch_size = contrastive_config["group_sample_num"] * {"acdc": 3, "prostate": 7}[dataset_name]
+    if dataset_name == "acdc":
+        # only group the acdc dataset
+        batch_sampler = ContrastBatchSampler(
+            dataset=dataset,
+            **contrastive_config
+        )
+        batch_size = 1
+
     contrastive_loader = DataLoader(
         dataset, batch_sampler=batch_sampler,
-        num_workers=num_workers,
-        pin_memory=True
+        num_workers=num_workers, batch_size=batch_size,
+        pin_memory=True, shuffle=False if batch_sampler else True,
     )
 
     from contrastyou.augment import ACDCStrongTransforms
diff --git a/semi_seg/transfer.sh b/semi_seg/transfer.sh
index a5c8418d..60769cfd 100644
--- a/semi_seg/transfer.sh
+++ b/semi_seg/transfer.sh
@@ -9,9 +9,9 @@ local_folder=./runs
 #  root@jizong.buzz:/root/main/runs/0402_semi/ \
 #  "${local_folder}/0402_semi_acdc/"
 
-rsync -azP --exclude "*/*.png"  --exclude "*/*.pth" \
+rsync -azP --exclude "*/*.png"  --exclude "*/tra/*/*.pth" \
   --exclude "*/patient*"  --exclude "*/*calculquebec.ca" \
-  root@jizong.buzz:/root/main/runs/0415_prostate \
+  beluga:/lustre04/scratch/jizong/Contrast-You/semi_seg/runs/0415_prostate \
   "${local_folder}"
 
 #rsync -azP --exclude "*/*.png"  --exclude "*/*.pth" \