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Chest Radiographs Enhancement with Contrast Limited Adaptive Histogram

  • Sungkyunkwan University

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

Abstract

Among all the image contrast enhancement methods, histogram equalization is the most widely used. However, conventional histogram equalization causes the entire image to be too bright, resulting in noise generation as a consequence of excessive brightness changes and information loss when the histogram is intensively distributed into a specific amount of brightness. The Contrast Limited Adaptive Histogram Equalization (CLAHE) algorithm is designed to address these limitations. To avoid overamplifying brightness variations, CLAHE clips the histogram of an input image to make it uniformly distributed. This study employs the CLAHE algorithm to improve contrast in chest radiographs, with the expected result that lung disease diagnosis will be more accurate.

Original languageEnglish
Title of host publicationProceedings of the 2023 17th International Conference on Ubiquitous Information Management and Communication, IMCOM 2023
EditorsSukhan Lee, Hyunseung Choo, Roslan Ismail
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665453486
DOIs
StatePublished - 2023
Event17th International Conference on Ubiquitous Information Management and Communication, IMCOM 2023 - Seoul, Korea, Republic of
Duration: 3 Jan 20235 Jan 2023

Publication series

NameProceedings of the 2023 17th International Conference on Ubiquitous Information Management and Communication, IMCOM 2023

Conference

Conference17th International Conference on Ubiquitous Information Management and Communication, IMCOM 2023
Country/TerritoryKorea, Republic of
CitySeoul
Period3/01/235/01/23

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

  • Chest Radiographs(X-ray)
  • CLAHE
  • Contrast Enhancement
  • Histogram Equalization
  • Medical Image Restoration

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