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Below I present a simple way to automatically annotate plots through Shiny It occurred to me that labeling plots should be really easy to do with R-studio’s swanky ‘Shiny’ add on. To test this I gathered some time series data from Wikipedia, added options for the number of points to be labelled, either by date or by view count. I also quickly added some custom labels. To test it, have a play with the app below. It’s not very flexible; I’ve set it to only fetch data for December 2011, but the code is available here
for anyone who wants to expand this feature.
The application may be tested here
, or scroll down for an embedded version
By default it shows English language Wikipedia views for the Russian blogger Navalny
. He emerged as one of the Russian protest movement leaders. The peaks in the graph correspond to the election on December 5th and the following street protests. There is also a peak in searches for Navalny after he was released from jail on December 20 2011.
The key part of the code is displayed below