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  1. Artikel: IKONOS: an intelligent tool to support diagnosis of COVID-19 by texture analysis of X-ray images

    Gomes, Juliana C. / Barbosa, Valter A. de F. / Santana, Maíra A. / Bandeira, Jonathan / Valença, Mêuser Jorge Silva / de Souza, Ricardo Emmanuel / Ismael, Aras Masood / dos Santos, Wellington P.

    Res. Biomed. Eng.

    Abstract: Purpose: In late 2019, the SARS-CoV-2 virus spread worldwide. The virus has high rates of proliferation and causes severe respiratory symptoms, such as pneumonia. The standard diagnostic method for pneumonia is chest X-ray image. There are many ... ...

    Abstract Purpose: In late 2019, the SARS-CoV-2 virus spread worldwide. The virus has high rates of proliferation and causes severe respiratory symptoms, such as pneumonia. The standard diagnostic method for pneumonia is chest X-ray image. There are many advantages to using COVID-19 diagnostic X-rays: low cost, fast, and widely available. Methods: We propose an intelligent system to support diagnosis by X-ray images. We tested Haralick and Zernike moments for feature extraction. Experiments with classic classifiers were done. Results: Support vector machines stood out, reaching an average accuracy of 89.78%, average sensitivity of 0.8979, and average precision and specificity of 0.8985 and 0.9963, respectively. Conclusion: Using features based on textures and shapes combined with classical classifiers, the developed system was able to differentiate COVID-19 from viral and bacterial pneumonia with low computational cost.
    Schlagwörter covid19
    Verlag WHO
    Dokumenttyp Artikel
    Anmerkung WHO #Covidence: #747111
    Datenquelle COVID19

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  2. Artikel ; Online: IKONOS: An intelligent tool to support diagnosis of Covid-19 by texture analysis of x-ray images

    Gomes, Juliana Carneiro / Barbosa, Valter Augusto de Freitas / de Santana, Maira Araujo / Bandeira, Jonathan / Valenca, Meuser Jorge Silva / de Souza, Ricardo Emmanuel / Ismael, Aras Masood / dos Santos, Wellington Pinheiro

    medRxiv

    Abstract: In late 2019, the SARS-Cov-2 spread worldwide. The virus has high rates of proliferation and causes severe respiratory symptoms, such as pneumonia. There is still no specific treatment and diagnosis for the disease. The standard diagnostic method for ... ...

    Abstract In late 2019, the SARS-Cov-2 spread worldwide. The virus has high rates of proliferation and causes severe respiratory symptoms, such as pneumonia. There is still no specific treatment and diagnosis for the disease. The standard diagnostic method for pneumonia is chest X-ray image. There are many advantages to using Covid-19 diagnostic X-rays: low cost, fast and widely available. We propose an intelligent system to support diagnosis by X-ray images.We tested Haralick and Zernike moments for feature extraction. Experiments with classic classifiers were done. Support vector machines stood out, reaching an average accuracy of 89:78%, average recall and sensitivity of 0:8979, and average precision and specificity of 0:8985 and 0:9963 respectively. The system is able to differentiate Covid-19 from viral and bacterial pneumonia, with low computational cost.
    Schlagwörter covid19
    Sprache Englisch
    Erscheinungsdatum 2020-05-09
    Verlag Cold Spring Harbor Laboratory Press
    Dokumenttyp Artikel ; Online
    DOI 10.1101/2020.05.05.20092346
    Datenquelle COVID19

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  3. Artikel ; Online: IKONOS

    Gomes, Juliana C. / Barbosa, Valter A. de F. / Santana, Maíra A. / Bandeira, Jonathan / Valença, Mêuser Jorge Silva / de Souza, Ricardo Emmanuel / Ismael, Aras Masood / dos Santos, Wellington P.

    Research on Biomedical Engineering ; ISSN 2446-4732 2446-4740

    an intelligent tool to support diagnosis of COVID-19 by texture analysis of X-ray images

    2020  

    Schlagwörter covid19
    Sprache Englisch
    Verlag Springer Science and Business Media LLC
    Erscheinungsland us
    Dokumenttyp Artikel ; Online
    DOI 10.1007/s42600-020-00091-7
    Datenquelle BASE - Bielefeld Academic Search Engine (Lebenswissenschaftliche Auswahl)

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