I present the small R package digitize, designed to extract data from scatterplots with a simple method and suited to small datasets. I present an application of this method to the extraction of data from a graph whose source is not available.
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For attribution, please cite this work as
Poisot, "The R Journal: The digitize Package: Extracting Numerical Data from Scatterplots", The R Journal, 2011
BibTeX citation
@article{RJ-2011-004,
author = {Poisot, Timothée},
title = {The R Journal: The digitize Package: Extracting Numerical Data from Scatterplots},
journal = {The R Journal},
year = {2011},
note = {https://doi.org/10.32614/RJ-2011-004},
doi = {10.32614/RJ-2011-004},
volume = {3},
issue = {1},
issn = {2073-4859},
pages = {25-26}
}