Most popular statistical models in epidemic evolution focus on the dynamics of average
relevant quantities and overlooks the role of small fluctuations on the model parameters …

We study the reported data from the COVID-19 pandemic outbreak in January-May 2020 in
119 countries. We observe that the time series of active cases in individual countries (the …

We analyze the early data on COVID-19 expansion in selected European countries using an
analytical parametric model. A description of the time dependence of the disease expansion …

We report on the dynamic scaling of the diffusion growth phase of the COVID-19 epidemic in
Europe. During this initial diffusion stage, the European countries implemented …

Analytical descriptions of patterns concerning spread and fatality during an epidemic,
covering natural as well as restriction periods, are important for reducing damage. We …

The international scientific community from different areas of knowledge has made efforts to
provide information and methods that contribute to the adoption of the most appropriate …

The cumulative number of confirmed infected individuals by the new coronavirus outbreak
until April 30th, 2020, is presented for the countries: Belgium, Brazil, United Kingdom (UK) …

We study the reported data from the SARS-CoV-2 pandemic outbreak in January–May 2020
in 119 countries. We observe that the time series of active cases in individual countries (the …

The main objective of the present article is twofold: first, to model the fatality curves of the
COVID-19 disease, as represented by the cumulative number of deaths as a function of time; …

Since the outbreak of COVID-19, many data analyses have been done. Some of them are
based on the classical epidemiological approach that assumes an exponential growth, but a …