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Hyperspectral imaging for colon cancer classification in surgical specimens: towards optical biopsy during image-guided surgery | IEEE Conference Publication | IEEE Xplore

Hyperspectral imaging for colon cancer classification in surgical specimens: towards optical biopsy during image-guided surgery


Abstract:

The main curative treatment for localized colon cancer is surgical resection. However when tumor residuals are left positive margins are found during the histological exa...Show More

Abstract:

The main curative treatment for localized colon cancer is surgical resection. However when tumor residuals are left positive margins are found during the histological examinations and additional treatment is needed to inhibit recurrence. Hyperspectral imaging (HSI) can offer non-invasive surgical guidance with the potential of optimizing the surgical effectiveness. In this paper we investigate the capability of HSI for automated colon cancer detection in six ex-vivo specimens employing a spectral-spatial patch-based classification approach. The results demonstrate the feasibility in assessing the benign and malignant boundaries of the lesion with a sensitivity of 0.88 and specificity of 0.78. The results are compared with the state-of-the-art deep learning based approaches. The method with a new hybrid CNN outperforms the state-of the-art approaches (0.74 vs. 0.82 AUC). This study paves the way for further investigation towards improving surgical outcomes with HSI.
Date of Conference: 20-24 July 2020
Date Added to IEEE Xplore: 27 August 2020
ISBN Information:

ISSN Information:

PubMed ID: 33018195
Conference Location: Montreal, QC, Canada

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