Marcin Kierczak
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All (4)
genetics (1)
ggplot2 (1)
R (4)
series (1)
simulation (1)
statistics (1)
teaching (3)
visualisation (2)

Blog

Notes on data, genomics and teaching

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Statistics from the beginning: location and spread

statistics
R
teaching
series

First in a series on statistical tests: what the mean, median, variance and standard deviation really measure, and why we divide by n − 1.

Oct 16, 2026
8 min

Pest in R using R6 classes

R
simulation
teaching

Agent-based simulation of epidemics in R using OOP and R6 classes.

Jun 20, 2024
12 min

Making more glamorous graphs in ggplot2

R
ggplot2
visualisation
teaching

Redrawing my old ‘growth of R packages’ plot with ideas from William R. Chase’s ‘The Glamour of Graphics’.

Feb 4, 2020
4 min

Plotting 23andMe marker density with karyoploteR

R
genetics
visualisation

How to draw the density of genotyped SNPs along a karyogram, and then zoom in on a region of interest.

Jan 31, 2018
6 min
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