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A novel feature extraction method of toothprint on tongue in traditional Chinese medicine

  • Dongxue Wang*
  • , Hongzhi Zhang
  • , Jianfeng Li
  • , Yanlai Li
  • , David Zhang
  • *Corresponding author for this work
  • School of Computer Science and Technology, Harbin Institute of Technology

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

Abstract

The toothprint on tongue is an important objective index for revealing the human sub-health state, and thus the extraction and description of toothprint is of great significance in clinical applications. Current toothprint detection methods are only based on concave point. These methods, however, heavily depend on the accuracy of the segmentation of the tongues from the background, and are difficult to detect the weak toothprint on tongue. In this paper, we propose an effective method to make toothprint detection more robust and accurate. The proposed method first extracts both the curvature feature and the color feature around the contour of the tongue, and then analyses the toothprint using these two kinds of features. Experimental results show that the proposed method is promising for the detection of both the obvious and the weak toothprints.

Original languageEnglish
Title of host publicationComputing and Intelligent Systems - International Conference, ICCIC 2011, Proceedings
Pages297-305
Number of pages9
EditionPART 4
DOIs
StatePublished - 2011
Externally publishedYes
Event2011 International Conference on Computing, Information and Control, ICCIC 2011 - Wuhan, China
Duration: 17 Sep 201118 Sep 2011

Publication series

NameCommunications in Computer and Information Science
NumberPART 4
Volume234 CCIS
ISSN (Print)1865-0929

Conference

Conference2011 International Conference on Computing, Information and Control, ICCIC 2011
Country/TerritoryChina
CityWuhan
Period17/09/1118/09/11

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

  • color feature
  • contour
  • curvature feature
  • tongue diagnosis
  • toothprint

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