Draws a detailed temporal representation (also known as chronohorogram) of the
dates in the provided data set. For more information on the chronohorogram,
please see the References
section.
chronohorogram(
indf = NA,
title = "Chronohorogram",
startyear = 1980,
endyear = NA,
colors = c("red", "blue"),
ptsize = 1
)
No return value, called for plotting the graph
input data frame containing biodiversity data set
title of the plot. Default is "Chronohorogram"
starting year for the plot. Default is 1980
end year for the plot. Default is current year
Pair of colors to build color gradient, in the form of a
character vector. Default is blue (less) - red (more) gradient
c("red", "blue")
point size adjustment factor. Default is 1
Arino, A. H., & Otegui, J. (2008). Sampling biodiversity sampling. In Proceedings of TDWG (pp. 77-78). Retrieved from http://www.tdwg.org/fileadmin/2008conference/documents/Proceedings2008.pdf#page=77
Other Temporal visualizations:
bdcalendarheat()
,
tempolar()
if (FALSE) {
chronohorogram(inat)
}
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