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Data Augmentation Based on DiscrimDiff for Histopathology Image Classification

  • Xianchao Guan
  • , Yifeng Wang
  • , Yiyang Lin
  • , Yongbing Zhang*
  • *Corresponding author for this work
  • Harbin Institute of Technology Shenzhen
  • Tsinghua University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Histopathological analysis is the present gold standard for cancer diagnosis. Accurate classification of histopathology images has great clinical significance and application value for assisting pathologists in diagnosis. However, the performance of histopathology image classification is greatly affected by data imbalance. To address this problem, we propose a novel data augmentation framework based on the diffusion model, DiscrimDiff, which expands the dataset by synthesizing images of rare classes. To compensate for the lack of discrimination ability of the diffusion model for synthesized images, we design a post-discrimination mechanism to provide image quality assurance for data augmentation. Our method significantly improves classification performance on multiple datasets. Furthermore, histomorphological features of different classes concerned by the diffusion model may provide guiding significance for pathologists in clinical diagnosis. Therefore, we visualize histomorphological features related to classification, which can be used to assist pathologist-in-training education and improve the understanding of histomorphology.

Original languageEnglish
Title of host publicationData Augmentation, Labelling, and Imperfections - 3rd MICCAI Workshop, DALI 2023 Held in Conjunction with MICCAI 2023, Proceedings
EditorsYuan Xue, Chen Chen, Chao Chen, Lianrui Zuo, Yihao Liu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages53-62
Number of pages10
ISBN (Print)9783031581700
DOIs
StatePublished - 2024
Externally publishedYes
Event3rd International Workshop on Data Augmentation, Labeling, and Imperfections, DALI 2023 in conjunction with the 26th International Conference on Medical Image Computing and Computer Assisted Intervention, MICCAI 2023 - Vancouver, Canada
Duration: 12 Oct 202312 Oct 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14379 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference3rd International Workshop on Data Augmentation, Labeling, and Imperfections, DALI 2023 in conjunction with the 26th International Conference on Medical Image Computing and Computer Assisted Intervention, MICCAI 2023
Country/TerritoryCanada
CityVancouver
Period12/10/2312/10/23

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Computational pathology
  • Data augmentation
  • Diffusion models
  • Histomorphological features

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