Fast automatic multilevel thresholding method

L. Cao, Z. K. Shi, Ka Wai Eric Cheng

Research output: Journal article publicationJournal articleAcademic researchpeer-review

52 Citations (Scopus)

Abstract

Previous optimal thresholding methods are popular and efficient in the case of bi-level thresholding but are computationally expensive when extended to multilevel thresholding to optimise the objective functions. Here, a new method for automatic multilevel threshold selection based on maximum entropy theorem is proposed. The new method has advantages such as greater simplicity, better stabilisation and easier performance compared with some traditional entropy methods, and it calculates thresholds quickly. The approach has been employed to perform image enhancement, segmentation and thresholding, satisfactory results being obtained.
Original languageEnglish
Pages (from-to)868-870
Number of pages3
JournalElectronics Letters
Volume38
Issue number16
DOIs
Publication statusPublished - 1 Aug 2002

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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