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Abstract #4784

USING DEEP LEARNING WITH AN ACTIVE LEARNING APPROACH TO CORRECT WATER-FAT MIS-LABELING IN MR THORACIC SPINE IMAGES

Siddhartha Satpathi1, Jacinta E. Browne1, AbdulRahman Alfayad1, Jared T. Verdoorn1, and James G. Pipe1
1Mayo Clinic, Rochester, MN, United States

Synopsis

Keywords: Artifacts, Spinal CordUpon investigating a dataset of 804 studies for spinal fractures from two major vendors, the authors observed that 11% of the water-fat images in the studies are mis-labelled. This motivated the development of an automated algorithm to correct the mis-labelling. We used a 2D CNN based deep learning model to classify the images correctly with the aim of reducing error and fatigue in clinical diagnosis caused by such mis-labeling, as well as providing correct labels for further AI workflow. We also demonstrated the use of active learning in this problem by achieving the same test-error with fewer labels than using the entire training data.

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Keywords