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GridPatchDataset to support patch level transformations #1500

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#1679
Closed
GridPatchDataset to support patch level transformations#1500
#1679
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Feature request
@wyli

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@wyli
wyli
opened on Jan 25, 2021

the current GridPatchDataset supports transformations at image level

MONAI/monai/data/grid_dataset.py

Lines 26 to 38 in 2eada01

class GridPatchDataset(IterableDataset):
"""
Yields patches from arrays read from an input dataset. The patches are chosen in a contiguous grid sampling scheme.
"""
def __init__(
self,
dataset: Sequence,
patch_size: Sequence[int],
start_pos: Sequence[int] = (),
mode: Union[NumpyPadMode, str] = NumpyPadMode.WRAP,
**pad_opts: Dict,
) -> None:

this ticket looks for options of patch level transforms to be applied before yielding the patches

context:
#1473

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