Produces a heat map https://en.wikipedia.org/wiki/Heat_map representing the distribution of records in time.
bdcalendarheat(indf = NA, title = NA)No return value, called for plotting the heatmap plot
input data frame containing biodiversity data set
title custom title for the plot
The calendar heat map is a matrix-like plot where each cell represents a unique date, and the color the cell is painted with shows the amount of records that have that particular date. Rows are weekdays and columns are week numbers, each year having its own "panel".
Other Temporal visualizations:
chronohorogram(),
tempolar()
if (FALSE) {
bdcalendarheat(inat)
}
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