OtsuTissueMasker#
- class OtsuTissueMasker[source]#
Tissue masker which uses Otsu’s method to determine background.
Otsu’s method.
Examples
>>> from tiatoolbox.tools.tissuemask import OtsuTissueMasker >>> masker = OtsuTissueMasker() >>> masker.fit(thumbnail) >>> masks = masker.transform([thumbnail])
>>> from tiatoolbox.tools.tissuemask import OtsuTissueMasker >>> masker = OtsuTissueMasker() >>> masks = masker.fit_transform([thumbnail])
Methods
Find a binary threshold using Otsu's method.
Create masks using the threshold found during
fit()
.- fit(images, masks=None)[source]#
Find a binary threshold using Otsu’s method.
- Parameters:
images (
numpy.ndarray
) – List of images with a length 4 shape (N, height, width, channels).masks (
numpy.ndarray
) – Unused here, for API consistency.
- Return type:
None
- transform(images)[source]#
Create masks using the threshold found during
fit()
.- Parameters:
images (
numpy.ndarray
) – List of images with a length 4 shape (N, height, width, channels).- Returns:
List of images with a length 4 shape (N, height, width, channels).
- Return type: