Update dataload.py

dataload.py

@@ -20,6 +20,7 @@ from monai.transforms import (
     ScaleIntensityRanged,
     Spacingd,
     SpatialPadd,
+    CenterSpatialCropd,
     ToTensord,
     Transform,
 )
@@ -101,11 +102,9 @@ class CTDataset:
                     clip=True,
                 ),
                 CropForegroundd(keys=["image"], source_key="image"),
-                RandSpatialCropSamplesd(
+                CenterSpatialCropd(
                     keys=["image"],
                     roi_size=(self.img_size, self.img_size, self.depth),
-                    random_size=False,
-                    num_samples=1,
                 ),
                 SpatialPadd(
                     keys=["image"],