Evidence map›Paper›PMID 31941938›Full record

ArticleScientific reports2020

Active learning for accuracy enhancement of semantic segmentation with CNN-corrected label curations: Evaluation on kidney segmentation in abdominal CT.

Taehun Kim, Kyung Hwa Lee, Sungwon Ham, Beomhee Park, Sangwook Lee, Dayeong Hong, Guk Bae Kim, Yoon Soo Kyung, Choung-Soo Kim, Namkug Kim

Erratum issuedAbstract readComparative Study
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed.

  1. Review
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  6. Automation of Wilms' tumor segmentation by artificial intelligence.Cancer imaging : the official publication of the International Cancer Imaging Society · 2024
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  12. Unified Focal loss: Generalising Dice and cross entropy-based losses to handle class imbalanced medical image segmentation.Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society · 2022
    Article
  13. Article
  14. Article
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  16. Article
  17. Artificial intelligence and machine learning for medical imaging: A technology review.Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) · 2021
    Review
  18. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Taehun Kim *Asan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.ORCID http://orcid.org/0000-0002-2992-2565
Kyung Hwa Lee *Asan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.
Sungwon Ham *Asan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.
Beomhee ParkAsan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.
Sangwook LeeAsan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.ORCID http://orcid.org/0000-0002-7103-1563
Dayeong HongAsan Medical Institute of Convergence Science and Technology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, 05505, Republic of Korea.ORCID http://orcid.org/0000-0002-6270-9643
Guk Bae KimANYMEDI Inc., 388-1 Pungnap2-dong, Songpa-gu, Seoul, South Korea.
Yoon Soo KyungDepartment of Health Screening and Promotion Center, Asan Medical Center, 88 Olympic-ro 43 Gil, Seoul, 05505, South Korea.
Choung-Soo KimDepartment of Urology, University of Ulsan College of Medicine, Asan Medical Center, 88 Olympic-ro 43 Gil, Seoul, 05505, South Korea.ORCID http://orcid.org/0000-0002-7464-3207
Namkug KimDepartment of Convergence Medicine, University of Ulsan College of Medicine, Asan Medical Center, 88 Olympic-ro 43 Gil, Songpa-gu, Seoul, 05505, South Korea. namkugkim@gmail.com.ORCID http://orcid.org/0000-0002-3438-2217

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Segmentation is fundamental to medical image analysis. Recent advances in fully convolutional networks has enabled automatic segmentation; however, high labeling efforts and difficulty in acquiring sufficient and high-quality training data is still a challenge. In this study, a cascaded 3D U-Net with active learning to increase training efficiency with exceedingly limited data and reduce labeling efforts is proposed. Abdominal computed tomography images of 50 kidneys were used for training. In stage I, 20 kidneys with renal cell carcinoma and four substructures were used for training by manually labelling ground truths. In stage II, 20 kidneys from the previous stage and 20 newly added kidneys were used with convolutional neural net (CNN)-corrected labelling for the newly added data. Similarly, in stage III, 50 kidneys were used. The Dice similarity coefficient was increased with the completion of each stage, and shows superior performance when compared with a recent segmentation network based on 3D U-Net. The labeling time for CNN-corrected segmentation was reduced by more than half compared to that in manual segmentation. Active learning was therefore concluded to be capable of reducing labeling efforts through CNN-corrected segmentation and increase training efficiency by iterative learning with limited data.

Indexed as

Machine LearningTomography, X-Ray ComputedAbdomenCarcinoma, Renal CellDatasets as TopicHumansImage Processing, Computer-AssistedKidneyKidney Neoplasms

Identifiers

PMID31941938
PMCPMC6962335

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.