ROI Manipulation

Описание: Sara McArdle presents different ways of changing ROIs, and demonstrates how to create regions around pancreatic islets.

Files https://drive.google.com/drive/folder... and a related presentation https://docs.google.com/presentation/... are available for download.

00:00:00 Sara McArdle introduces ROI manipulation tools
00:00:25 Example: ROIs around tumors
see    • QuPath Workshop From Samples to Knowledge ...  
00:00:42 Example: ROIs around vessels
00:01:00 Human pancreas anatomy
00:01:48 Changing maximum display range
00:01:58 Finding tissue outline with a thresholder
00:03:13 Loading classifier and creating objects
00:03:36 Minimum object size
00:03:51 Creating pixel classifier for pancreatic islets
00:04:52 Tips for making a good classifier
00:06:41 Selecting objects by classification
00:07:21 Pixel classifier settings
00:07:40 Explanation of Scales
00:09:02 Dealing with artefacts
00:09:56 Question: why use the polyline tool?
00:11:20 The special case of Ignore* classes
00:12:09 Creating objects from pixel classifier
00:12:39 Duplicating image for a fresh start
00:13:21 Don't split your tissue but do split islets
00:14:12 Shift + F to fill annotations
00:15:08 Making peri-islet regions
00:16:52 Effect of removing interior
00:17:21 Effect of constraining to parent
00:18:23 Making an exocrine region
00:18:48 Making inverse annotation
00:19:14 Resolving overlapping regions
00:20:10 Merging islets
00:21:50 Use scripting to do more complex operations
00:22:46 Manual corrections
00:23:13 Tip for cell detections
00:23:30 Making use of object hierarchy

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