Computer aided lung cancer diagnosis with deep learning algorithms

By W. Sun, Bin Zheng, Wei Qian. SPIE Medical Imaging, 2016

304 citations recorded by the source corpus.

Deep learning is considered as a popular and powerful method in pattern recognition and classification. However, there are not many deep structured applications used in medical imaging diagnosis area, because large dataset is not always available for medical images. In this study we tested the feasibility of using deep learning algorithms for lung cancer diagnosis with the cases from Lung Image Database Consortium (LIDC) database. The nodules on each computed tomography (CT) slice were segmented according to marks provided by the radiologists. After down sampling and rotating we acquired 174412 samples with 52 by 52 pixel each and the corresponding truth files. Three deep learning algorithms were designed and implemented, including Convolutional Neural Network (CNN), Deep Belief Networks (DBNs), Stacked Denoising Autoencoder (SDAE). To compare the performance of deep learning algorithms with traditional computer aided diagnosis (CADx) system, we designed a scheme with 28 image features and support vector machine. The accuracies of CNN, DBNs, and SDAE are 0.7976, 0.8119, and 0.7929, respectively; the accuracy of our designed traditional CADx is 0.7940, which is slightly lower than CNN and DBNs. We also noticed that the mislabeled nodules using DBNs are 4% larger than using traditional CADx, this might be resulting from down sampling process lost some size information of the nodules.

Subfields: Artificial Intelligence, Radiology, Nuclear Medicine and Imaging

View Paper: https://www.semanticscholar.org/paper/7cea8cc667db38d1665bcaaf681cad6b92cb6757

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In Artificial Intelligence

  1. V. Seethalakshmi
  2. S. Suganyadevi
  3. K. Balasamy
  4. Luca Saba
  5. Mainak Biswas
  6. Andy Srinivasan
  7. Mohamed Medhat Gaber
  8. Jasjit S. Suri

In Radiology, Nuclear Medicine and Imaging

  1. V. Seethalakshmi
  2. S. Suganyadevi
  3. K. Balasamy
  4. Andy Srinivasan
  5. Mohamed Medhat Gaber
  6. Mohammed M. Abdelsamea
  7. A. Asuntha
  8. Asmaa Abbas

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