Severity Classification of Ulcerative Colitis in Colonoscopy Videos by Learning from Confusion

Md Farhad Mokter, Azeez Idris, Jung Hwan Oh, Wallapak Tavanapong, Piet C. de Groen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Endoscopic measurement of ulcerative colitis (UC) severity is important since endoscopic disease severity may better predict future outcomes in UC than symptoms. However, it is difficult to evaluate the endoscopic severity of UC objectively because of the non-uniform nature of endoscopic features associated with UC, and large variations in their patterns. In this paper, we propose a method to classify UC severity in colonoscopy videos by learning from confusion. The similar looking frames from the colonoscopy videos generate similar features, and the Convolutional Neural Network (CNN) model trained using these similar features is confused. Therefore, it cannot provide accurate classification. By isolating these similar frames (features), we potentially reduce model confusion. We propose a new training strategy to isolate these similar frames (features), and a CNN based method for classifying UC severity in colonoscopy videos using the new training strategy. The experiments show that the proposed method for classifying UC severity increases classification effectiveness significantly.

Original languageEnglish (US)
Title of host publicationAdvances in Visual Computing - 17th International Symposium, ISVC 2022, Proceedings
EditorsGeorge Bebis, Bo Li, Angela Yao, Yang Liu, Ye Duan, Manfred Lau, Rajiv Khadka, Ana Crisan, Remco Chang
PublisherSpringer Science and Business Media Deutschland GmbH
Pages431-443
Number of pages13
ISBN (Print)9783031207129
DOIs
StatePublished - 2022
Event17th International Symposium on Visual Computing, ISVC 2022 - San Diego, United States
Duration: Oct 3 2022Oct 5 2022

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13598 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference17th International Symposium on Visual Computing, ISVC 2022
Country/TerritoryUnited States
CitySan Diego
Period10/3/2210/5/22

Bibliographical note

Funding Information:
Conflict of Interest and Acknowledgments. Tavanapong and Oh have equity interest and management roles in EndoMetric Corp. Dr. de Groen serves on the Scientific Advisory Board of EndoMetric Corp. This work is partially supported by the NIH Grant No. 1R01DK106130-01A1. Findings, opinions, and conclusions expressed in this paper do not necessarily reflect the view of the funding agency.

Publisher Copyright:
© 2022, The Author(s), under exclusive license to Springer Nature Switzerland AG.

Keywords

  • CNN
  • Learning from confusion
  • Medical image classification
  • Ulcerative colitis severity

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