chronohorogram: Draws a chronohorogram of records

In bdvis: Biodiversity Data Visualizations

Draws a chronohorogram of records

Description

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.

Usage

chronohorogram(
  indf = NA,
  title = "Chronohorogram",
  startyear = 1980,
  endyear = NA,
  colors = c("red", "blue"),
  ptsize = 1
)

Arguments

indf	input data frame containing biodiversity data set
title	title of the plot. Default is "Chronohorogram"
startyear	starting year for the plot. Default is 1980
endyear	end year for the plot. Default is current year
colors	Pair of colors to build color gradient, in the form of a character vector. Default is blue (less) - red (more) gradient c("red", "blue")
ptsize	point size adjustment factor. Default is 1

Value

No return value, called for plotting the graph

References

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

See Also

Other Temporal visualizations: bdcalendarheat(), tempolar()

Examples

## Not run: 
chronohorogram(inat)

## End(Not run)

bdvis documentation built on May 29, 2024, 8:20 a.m.