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Summary of Cross-task Pretraining For Cross-organ Cross-scanner Adenocarcinoma Segmentation, by Adrian Galdran


Cross-Task Pretraining for Cross-Organ Cross-Scanner Adenocarcinoma Segmentation

by Adrian Galdran

First submitted to arxiv on: 20 Sep 2024

Categories

  • Main: Computer Vision and Pattern Recognition (cs.CV)
  • Secondary: Artificial Intelligence (cs.AI)

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The proposed solution addresses the COSAS 2024 competition’s challenge in segmenting adenocarcinoma from histopathological image patches, focusing on cross-organ and cross-scanner segmentation. The primary issue lies in the noticeable domain shift when switching microscopes or organs. To tackle this problem, three strategies were tested: standard training for each dataset, pretraining on one dataset and fine-tuning on another (Cross-Task Pre-training), and combining both datasets. Results showed that Cross-Task Pre-training is a more effective approach to bridging the domain shift gap.
Low GrooveSquid.com (original content) Low Difficulty Summary
The solution is designed to help doctors diagnose cancer better by recognizing different types of cancer cells in images taken from different organs and microscopes. The problem is that these images can look very different when taken with different equipment, making it hard for computers to learn what each type of cell looks like. To solve this problem, the researchers tested three ways to train a computer model: training on one set of images at a time, training on all the images first and then fine-tuning on individual sets, or combining all the images together. The best approach was to use all the images at once.

Keywords

» Artificial intelligence  » Fine tuning  » Pretraining