sainsc.GridCounts.filter_mask
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.. py:method:: sainsc.GridCounts.filter_mask(mask, crop = True)

   Filter all genes with a binary mask.

   :param mask: All counts where `mask` is `False` will be set to 0.
   :type mask: numpy.ndarray[numpy.bool]
   :param crop: Whether to crop the data to the bounding box of the selected region.
                This can improve performance by minimizing the sample size.
   :type crop: bool