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238 research outcomes, page 1 of 24
  • publication . Preprint . Article . 2021
    Methods for forecasting the effect of exogenous risk on stock markets
    Open Access English
    Authors:
    Karina Arias-Calluari; Fernando Alonso-Marroquin; Morteza N. Najafi; Michael Harré;
    Persistent Identifiers

    doi: 10.1016/j.physa.2020.125587

    Project: ARC | Discovery Projects - Gran... (DP170102927)

    Comment: 9 pages, 8 figures, journal paper

    Add to ORCID
  • publication . Preprint . 2021
    Modeling and forecasting Spread of COVID-19 epidemic in Iran until Sep 22, 2021, based on deep learning
    Open Access English
    Authors:
    Abdollahi, Jafar; Irani, Amir Jalili; Nouri-Moghaddam, Babak;

    The recent global outbreak of covid-19 is affecting many countries around the world. Due to the growing number of newly infected individuals and the health-care system bottlenecks, it will be useful to predict the upcoming number of patients. This study aims to efficien...

  • publication . Preprint . 2021
    Longitudinal Quantitative Assessment of COVID-19 Infection Progression from Chest CTs
    Open Access English
    Authors:
    Kim, Seong Tae; Goli, Leili; Paschali, Magdalini; Khakzar, Ashkan; Keicher, Matthias; Czempiel, Tobias; Burian, Egon; Braren, Rickmer; Navab, Nassir; Wendler, Thomas;

    Comment: 10 pages, 2 figures

  • publication . Preprint . 2021
    An Earth-mass Planet in a Time of Covid-19: KMT-2020-BLG-0414Lb
    Open Access English
    Authors:
    Zang, Weicheng; Han, Cheongho; Kondo, Iona; Yee, Jennifer C.; Lee, Chung-Uk; Gould, Andrew; Mao, Shude; de Almeida, Leandro; Shvartzvald, Yossi; Zhang, Xiangyu; ...
    Project: NSERC

    Comment: 23 pages, 5 figures; to be submitted to RAA

  • publication . Preprint . Article . 2021
    A Narrative Review on Evaluation of Hypercoagulability State in Severe COVID-19 Patients with Background Risk Factors
    Open Access English
    Authors:
    Minoosh Moghimi; Kasra Khodadadi; Yousef Mortazavi;
    Persistent Identifiers

    doi: 10.20944/preprints202006.0062.v1 , 10.5281/zenodo.4553125

    Publisher: Preprints

    Coronavirus disease (COVID-19) can induce coagulopathy at the base of sepsis-induced coagulopathy (SIC), which is an important cause of death in these patients. Cytokine storm causes imbalance in coagulation and fibrinolytic system. A combination of hypercoagulability s...

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  • publication . Preprint . 2021
    Quantitative analysis of image quality in low-dose CT imaging for Covid-19 patients
    Open Access English
    Authors:
    Ghane, Behrooz; Karimian, Alireza; Mostafapour, Samaneh; Gholamiankhak, Faezeh; Shojaerazavi, Seyedjafar; Arabi, Hossein;

    We set out to simulate four reduced dose-levels (60%-dose, 40%-dose, 20%-dose, and 10%-dose) of standard CT imaging using Beer-Lambert's law across 49 patients infected with COVID-19. Then, three denoising filters, namely Gaussian, Bilateral, and Median, were applied to...

  • publication . Article . Preprint . 2021
    Fusion of convolution neural network, support vector machine and Sobel filter for accurate detection of COVID-19 patients using X-ray images
    Open Access English
    Authors:
    Sharifrazi, Danial; Alizadehsani, Roohallah; Roshanzamir, Mohamad; Joloudari, Javad Hassannataj; Shoeibi, Afshin; Jafari, Mahboobeh; Hussain, Sadiq; Sani, Zahra Alizadeh; Hasanzadeh, Fereshteh; Khozeimeh, Fahime; ...
    Persistent Identifiers

    doi: 10.1016/j.bspc.2021.102622

    pmc: PMC8026268

    Publisher: Elsevier Ltd.

    The coronavirus (COVID-19) is currently the most common contagious disease which is prevalent all over the world. The main challenge of this disease is the primary diagnosis to prevent secondary infections and its spread from one person to another. Therefore, it is esse...

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  • publication . Preprint . 2021
    Uncertainty-Aware Semi-supervised Method using Large Unlabelled and Limited Labeled COVID-19 Data
    Open Access English
    Authors:
    Alizadehsani, Roohallah; Sharifrazi, Danial; Izadi, Navid Hoseini; Joloudari, Javad Hassannataj; Shoeibi, Afshin; Gorriz, Juan M.; Hussain, Sadiq; Arco, Juan E.; Sani, Zahra Alizadeh; Khozeimeh, Fahime; ...

    The new coronavirus has caused more than 1 million deaths and continues to spread rapidly. This virus targets the lungs, causing respiratory distress which can be mild or severe. The X-ray or computed tomography (CT) images of lungs can reveal whether the patient is inf...

  • publication . Preprint . 2021
    Tilted Nonparametric Regression Function Estimation
    Open Access English
    Authors:
    Boroumand, Farzaneh; Shakeri, Mohammad T.; Kordzakhia, Nino; Salehi, Mahdi; Doosti, Hassan;

    This paper provides the theory about the convergence rate of the tilted version of linear smoother. We study tilted linear smoother, a nonparametric regression function estimator, which is obtained by minimizing the distance to an infinite order flat-top trapezoidal ker...

  • publication . Preprint . Article . 2021
    The Association Between Presence of Comorbidities and COVID-19 Severity; A Systematic Review and Meta-Analysis
    Open Access English
    Authors:
    Maryam Honardoost; Laila Janani; Rokhsareh Aghili; Zahra Emami; Mohammad E. Khamseh;
    Persistent Identifiers

    doi: 10.20944/preprints202008.0475.v1 , 10.1159/000513288

    pmc: PMC7900456

    pmid: 33530081

    Publisher: Preprints

    Aim Several studies reported the accompaniment of severe COVID-19 with comorbidities. However, there is not a systematic evaluation of all aspects of this association. Therefore, this meta-analysis aimed to assess the association between all underlying comorbidities in ...

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238 research outcomes, page 1 of 24