histolab · alessiamarcolini · Aug 18, 2023 · Aug 18, 2023 · Aug 18, 2023 · Aug 18, 2023
diff --git a/histolab/tile.py b/histolab/tile.py
@@ -204,7 +204,7 @@ def calculate_tissue_mask(
         """
         np_tile = np.array(self._image)
 
-        border_thickness = 10
+        border_thickness = min(np_tile.shape) // 4
 
         np_tile_border = np.pad(
             np_tile,

diff --git a/tests/expectations/mask-arrays/tile-tissue-mask-high-nuclei-score-level0.npy b/tests/expectations/mask-arrays/tile-tissue-mask-high-nuclei-score-level0.npy
diff --git a/tests/expectations/mask-arrays/tile-tissue-mask-high-nuclei-score-level2.npy b/tests/expectations/mask-arrays/tile-tissue-mask-high-nuclei-score-level2.npy
diff --git a/tests/expectations/mask-arrays/tile-tissue-mask-tissue-level0-4302-10275-4814-10785.npy b/tests/expectations/mask-arrays/tile-tissue-mask-tissue-level0-4302-10275-4814-10785.npy
diff --git a/tests/expectations/mask-arrays/tile-tissue-mask-tissue-level2-3000-7666-7096-11763.npy b/tests/expectations/mask-arrays/tile-tissue-mask-tissue-level2-3000-7666-7096-11763.npy
diff --git a/tests/expectations/mask-arrays/tissue-mask-diagnostic-slide-thumb-rgb.npy b/tests/expectations/mask-arrays/tissue-mask-diagnostic-slide-thumb-rgb.npy
diff --git a/tests/expectations/mask-arrays/tissue-mask-tcga-lung-rgb.npy b/tests/expectations/mask-arrays/tissue-mask-tcga-lung-rgb.npy
diff --git a/tests/expectations/mask-arrays/tissue-mask-tissue-level2-3000-7666-7096-11763.npy b/tests/expectations/mask-arrays/tissue-mask-tissue-level2-3000-7666-7096-11763.npy
diff --git a/tests/expectations/mask-arrays/very-low-nuclei-score-red-pen-level1.npy b/tests/expectations/mask-arrays/very-low-nuclei-score-red-pen-level1.npy
diff --git a/...ask-location-images/tcga-cr-7395-01a-01-ts1-bbox-location-tissue-mask-false.png b/...ask-location-images/tcga-cr-7395-01a-01-ts1-bbox-location-tissue-mask-false.png
diff --git a/...k-location-images/tcga-cr-7395-01a-01-ts1-tissue-location-tissue-mask-false.png b/...k-location-images/tcga-cr-7395-01a-01-ts1-tissue-location-tissue-mask-false.png
diff --git a/tests/unit/test_tile.py b/tests/unit/test_tile.py
@@ -233,10 +233,11 @@ def it_knows_its_tissue_mask(
         )
         _tile_tissue_mask_filters.return_value = filters
         _call = method_mock(request, Compose, "__call__")
-        mask_with_border = np.ones((30, 30), dtype=np.uint8) * 255
+        border_thickness = 50
+        mask_with_border = np.ones((110, 110), dtype=np.uint8) * 255
         mask_with_border[
-            10:20,
-            10:20,
+            border_thickness : 110 - border_thickness,
+            border_thickness : 110 - border_thickness,
         ] = COMPLEX_MASK
         _call.return_value = mask_with_border
         image = PILIMG.RGB_RANDOM_COLOR_10X10
@@ -245,7 +246,7 @@ def it_knows_its_tissue_mask(
         tissue_mask = tile.tissue_mask
 
         _tile_tissue_mask_filters.assert_called_once()
-        assert _call.call_args_list[0][0][1].size == (30, 30)  # image with border
+        assert _call.call_args_list[0][0][1].size == (110, 110)  # image with border
         assert isinstance(tissue_mask, np.ndarray) is True
         np.testing.assert_allclose(tissue_mask, COMPLEX_MASK)