Research Article
Rise and Decay of the COVID-19 Epidemics in the USA and the State of New York in the First Half of 2020: A Nonlinear Physics Perspective Yielding Novel Insights
Figure 3
State of New York data and model-based analysis: (a) cumulative deaths as reported (gray circles) and predicted by the epidemiological three-stage model (solid black line); (b) new daily deaths (reported and fitted); (c) eigenvalues (i.e., stability parameters) of the matrix defined by equation (12) in stages 1 (circles) and 3 (squares).
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