Cited by 6Medical Image Segmentation TechniquesAI in cancer detectionLung Cancer Diagnosis and Treatment

Single-click, semi-automatic lung nodule contouring using hierarchical conditional random fields

Haider, S. A., Shafiee, M. J., Chung, A., Khalvati, F., Oikonomou, A., Wong, A., Haider, M. A.·2015·2015 IEEE 12th International Symposium on Biomedical Imaging (ISBI)

Abstract

Lung cancer is the second most common cancer in the United States, regardless of gender. Lung cancer staging is a critical process for diagnosis and prognosis that is commonly done through the analysis of computed tomography of the chest. Analysis can be done by extracting quantitative metrics from clinician defined contours; however, defining contours manually can be a time consuming process which, in an environment where fast staging is necessary, is undesirable. Semi-automatic methods are desirable for minimizing user input while achieving similar contouring results. However, they can be hampered by image noise and complex shapes. In this paper, we present a single-click, semi-automatic contouring method for lung nodules that formulates the problem as a texture-based hierarchical conditional random field, making it robust to noise and capable of contouring complex shapes. Comparing against other semi-automatic contouring methods using clinician contours as ground truth, the proposed method achieves higher results in the sensitivity, Dice, and Jaccard metrics while achieving comparable results with the specificity and accuracy metrics.

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Crossref · 10.1109/isbi.2015.7164073

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13 of 13 references verified0 citation errors · 0 not checkable

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Authors
Haider, S. A., Shafiee, M. J., Chung, A., Khalvati, F., Oikonomou, A., Wong, A., & Haider, M. A.
Affiliations
  • University of Waterloo (CA)
  • Sunnybrook Health Science Centre (CA)
Venue
2015 IEEE 12th International Symposium on Biomedical Imaging (ISBI)
Publisher
IEEE
Published
2015-04
Volume
25
Pages
1139-1142
OpenAlex
W1572251380
Cited by
6
References
13
Citations by year
2021: 1 · 2020: 1 · 2019: 2 · 2018: 2
FWCI
0.27
Type
conference paper
Language
en
Open access
closed
Locations
IEEE International Symposium on Biomedical Imaging (ISBI) (publishedVersion)
Topics
  • Physical Sciences › Computer Science › Computer Vision and Pattern Recognition › Medical Image Segmentation Techniques
  • Physical Sciences › Computer Science › Artificial Intelligence › AI in cancer detection
  • Health Sciences › Medicine › Pulmonary and Respiratory Medicine › Lung Cancer Diagnosis and Treatment
Keywords
semi-automatic segmentation, texture segmentation, lung cancer staging, computed tomography, image noise robustness

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