Evidence map›Paper›PMID 33162612›Full record

ArticlePattern recognition2021

Automatic COVID-19 lung infected region segmentation and measurement using CT-scans images.

Adel Oulefki, Sos Agaian, Thaweesak Trongtirakul, Azzeddine Kassah Laouar

Open access · greenAbstract read
In one paragraph

Article in Pattern recognition, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 76 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed, 3 pooled it
17.3field-weighted citation impact, top 1% of its field
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

76 citing papers in PubMed, 3 syntheses or guidelines pooled it, 199 citations in OpenAlex.

  1. Pooled it
  2. Role of Artificial Intelligence in COVID-19 Detection.Sensors (Basel, Switzerland) · 2021
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16 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 3 institutions in 3 countries.

Adel OulefkiCentre de Développement des Technologies Avancées - CDTA, PO. Box 17 Baba Hassen, Algiers 16081, Algeria.
Sos AgaianDepartment of Computer Science, College of Staten Island, New York, 2800 Victory Blvd Staten Island, New York 10314, USA.
Thaweesak TrongtirakulFaculty of Industrial Education Rajamangala University of Technology Phra Nakhon, Vachira Phayaban Dusit Bangkok 10300, Thailand.
Azzeddine Kassah LaouarEL-BAYANE Center for Radiology and Medical Imaging (Cabinet d'Imagerie Médicale), Bordj Bou Arréridj 34000, Algeria.
Centre de Développement des Technologies Avancées · DZCollege of Staten Island · USRajamangala University of Technology Phra Nakhon · TH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

History shows that the infectious disease (COVID-19) can stun the world quickly, causing massive losses to health, resulting in a profound impact on the lives of billions of people, from both a safety and an economic perspective, for controlling the COVID-19 pandemic. The best strategy is to provide early intervention to stop the spread of the disease. In general, Computer Tomography (CT) is used to detect tumors in pneumonia, lungs, tuberculosis, emphysema, or other pleura (the membrane covering the lungs) diseases. Disadvantages of CT imaging system are: inferior soft tissue contrast compared to MRI as it is X-ray-based Radiation exposure. Lung CT image segmentation is a necessary initial step for lung image analysis. The main challenges of segmentation algorithms exaggerated due to intensity in-homogeneity, presence of artifacts, and closeness in the gray level of different soft tissue. The goal of this paper is to design and evaluate an automatic tool for automatic COVID-19 Lung Infection segmentation and measurement using chest CT images. The extensive computer simulations show better efficiency and flexibility of this end-to-end learning approach on CT image segmentation with image enhancement comparing to the state of the art segmentation approaches, namely GraphCut, Medical Image Segmentation (MIS), and Watershed. Experiments performed on COVID-CT-Dataset containing (275) CT scans that are positive for COVID-19 and new data acquired from the EL-BAYANE center for Radiology and Medical Imaging. The means of statistical measures obtained using the accuracy, sensitivity, F-measure, precision, MCC, Dice, Jacquard, and specificity are 0.98, 0.73, 0.71, 0.73, 0.71, 0.71, 0.57, 0.99 respectively; which is better than methods mentioned above. The achieved results prove that the proposed approach is more robust, accurate, and straightforward.

Indexed as

3D VisualizationColor-mappingComputer-Aaided Ddetection (CAD)Corona-virus Ddisease (COVID-19)COVID-19 lesionSegmentation

Identifiers

PMID33162612
PMCPMC7605758
OpenAlexW3095044166

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.