Mid-Level Feature Extractor for Transfer Learning to Small-Scale Dataset of Medical Images

Dong ho Lee, Yeon Lee, Byeong seok Shin

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

Abstract

In fine-tuning-based transfer learning, the size of the dataset may affect the learning accuracy. When a dataset scale is small, fine-tuning-based transfer learning methods use high computing costs, similar to a large-scale dataset. we propose a mid-level feature extractor that only retrains the mid-level convolutional layers, resulting in increased efficiency and reduced computing costs. This mid-level feature extractor is likely to provide an effective alternative in training a small-scale medical image dataset. The performance of the mid-level feature extractor is compared with performance of low- and high-level feature extractors, as well as the fine-tuning method. The mid-level feature extractor takes shorter time to converge than other methods, and it shows good accuracy, obtaining an area under the ROC curve (AUC) of 0.87 in untrained test dataset that is very different from training dataset.

Original languageEnglish
Title of host publicationAdvances in Computer Science and Ubiquitous Computing, CSA-CUTE 2018
EditorsJames J. Park, Doo-Soon Park, Young-Sik Jeong, Yi Pan
PublisherSpringer
Pages8-13
Number of pages6
ISBN (Print)9789811393402
DOIs
StatePublished - 2020
Event10th International Conference on Computer Science and its Applications, CSA 2018 and the 13th KIPS International Conference on Ubiquitous Information Technologies and Applications, CUTE 2018 - Kuala Lumpre, Malaysia
Duration: 17 Dec 201819 Dec 2018

Publication series

NameLecture Notes in Electrical Engineering
Volume536 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference10th International Conference on Computer Science and its Applications, CSA 2018 and the 13th KIPS International Conference on Ubiquitous Information Technologies and Applications, CUTE 2018
Country/TerritoryMalaysia
CityKuala Lumpre
Period17/12/1819/12/18

Bibliographical note

Publisher Copyright:
© 2020, Springer Nature Singapore Pte Ltd.

Keywords

  • Convolutional neural networks
  • Machine learning
  • Medical images
  • Transfer learning

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