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IEICE TRANSACTIONS on Information

Automatic Recognition of Mycobacterium Tuberculosis Based on Active Shape Model

Chao XU, Dongxiang ZHOU, Tao GUAN, Yongping ZHAI, Yunhui LIU

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Summary :

This paper realized the automatic recognition of Mycobacterium tuberculosis in Ziehl-Neelsen stained images by the conventional light microscopy, which can be used in the computer-aided diagnosis of the tuberculosis. We proposed a novel recognition method based on active shape model. First, the candidate bacillus objects are segmented by a method of marker-based watershed transform. Next, a point distribution model of the object shape is proposed to label the landmarks on the object automatically. Then the active shape model is performed after aligning the training set with a weight matrix. The deformation regulation of the object shape is discovered and successfully applied in recognition without using geometric and other commonly used features. During this process, a width consistency constraint is combined with the shape parameter to improve the accuracy of the recognition. Experimental results demonstrate that the proposed method yields high accuracy in the images with different background colors. The recognition accuracy in object level and image level are 92.37% and 97.91% respectively.

Publication
IEICE TRANSACTIONS on Information Vol.E99-D No.4 pp.1162-1171
Publication Date
2016/04/01
Publicized
2016/01/08
Online ISSN
1745-1361
DOI
10.1587/transinf.2015EDP7253
Type of Manuscript
PAPER
Category
Pattern Recognition

Authors

Chao XU
  National University of Defense Technology
Dongxiang ZHOU
  National University of Defense Technology
Tao GUAN
  National University of Defense Technology
Yongping ZHAI
  National University of Defense Technology
Yunhui LIU
  The Chinese University of Hong Kong

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