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Spatio-temporal spread of COVID-19: considerations and modelling
A review of the spatio-temporal spread of COVID-19, both in terms of actual spread and in terms of modelling, that I wrote for Fields Institute Communications.
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Mathematical epidemiology in a data-rich world
Comments on and Rmarkdown source code of the paper Mathematical epidemiology in a data-rich world (Infectious Diseases Modelling, 2020).
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Ugly loops versus pretty vectors
A comparison of the execution times of loops and vector operations in R using the tictoc library.
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Thucydides and epidemiology
The plague of Athens of 430 BCE as told by Thucydides in the History of the Peloponnesian War.
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Lowering the alpha value in an OSM map
Simple solution to change the alpha channel (that is, the opacity or transparency) in an OpenStreetMap map in R, using a function that adds an alpha value to a hexadecimal RGB colour specification.