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yearmo
2010 Jun 28
2
Stacked Histogram, multiple lines for dates of news stories?
Dear colleagues,
I have extracted the dates of several news stories from a newspaper
data base to chart coverage trends of an issue over time. They are in
a data frame that looks just like one generated by the reproducible
code below.
I can already generate a histogram of the dates with various intervals
(months, quarters, weeks years) using hist.Date. However, there are
two other