Added superclass for semantic segmentation models and modified ilastik pixel...

Added superclass for semantic segmentation models and modified ilastik pixel classification to inherit from it

extensions/chaeo/examples/export_patch_focus_metrics.py

@@ -9,7 +9,7 @@ from skimage.filters import gaussian, sobel
 
 from extensions.ilastik.models import IlastikPixelClassifierModel
 from extensions.chaeo.products import export_3d_patches_with_focus_metrics, export_patches_from_zstack
-from extensions.chaeo.zmask import ZMaskObjectTable
+from extensions.chaeo.zmask import RoiSet
 from model_server.accessors import generate_file_accessor, InMemoryDataAccessor, write_accessor_data_to_file
 from model_server.workflows import Timer
 
@@ -58,7 +58,7 @@ def export_patch_focus_metrics_from_multichannel_zstack(
     #     filters=zmask_filters,
     #     expand_box_by=zmask_expand_box_by,
     # )
-    obj_table = ZMaskObjectTable(
+    obj_table = RoiSet(
         obmask.get_one_channel_data(pixel_class),
         stack.get_one_channel_data(zmask_channel),
         mask_type=mask_type,