A General Histogram Modification Framework for Efficient Contrast Enhancement

Ke Gu, Guangtao Zhai, Shiqi Wang, Min Liu, Jiantao Zhou, Weisi Lin

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

14 Citations (Scopus)

Abstract

In this paper we propose a new general histogram modification framework for contrast enhancement. The proposed model works with a hybrid transformation technique to improve image brightness and contrast based on an optional histogram matching in terms of reassigned probability distribution and S-shaped transfer mapping. Experimental results conducted on natural, dimmed, and tone-mapped images show that the proposed technique creates enhanced images efficiently with equivalent or superior visual quality to those produced by classical and state-of-the-art enhancement approaches.
Original languageEnglish
Title of host publication2015 IEEE International Symposium on Circuits and Systems (ISCAS)
PublisherIEEE
Pages2816-2819
ISBN (Electronic)978-1-4799-8391-9
DOIs
Publication statusPublished - May 2015
Externally publishedYes
Event2015 IEEE International Symposium on Circuits and Systems (ISCAS 2015): Enabling Technologies for Societal Challenges - Cultural Centre of Belém, Lisbon, Portugal
Duration: 24 May 201527 May 2015
http://www.iscas2015.org/

Conference

Conference2015 IEEE International Symposium on Circuits and Systems (ISCAS 2015)
PlacePortugal
CityLisbon
Period24/05/1527/05/15
Internet address

Research Keywords

  • Contrast enhancement
  • histogram matching
  • histogram modification (HM)
  • reassigned probability distribution
  • S-shaped transfer mapping

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