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ggplot2 is an open-source data visualization package for the statistical programming language R.Created by Hadley Wickham in 2005, ggplot2 is an implementation of Leland Wilkinson's Grammar of Graphics—a general scheme for data visualization which breaks up graphs into semantic components such as scales and layers. ggplot2 can serve as a replacement for the base graphics in R and contains a ...
Hadley Alexander Wickham (born 14 October 1979) is a New Zealand statistician known for his work on open-source software for the R statistical programming environment. He is the chief scientist at Posit PBC and an adjunct professor of statistics at the University of Auckland , Stanford University , and Rice University .
The tidyverse is a collection of open source packages for the R programming language introduced by Hadley Wickham [1] and his team that "share an underlying design philosophy, grammar, and data structures" of tidy data. [2] Characteristic features of tidyverse packages include extensive use of non-standard evaluation and encouraging piping. [3 ...
The nViZn platform was modeled after Wilkinson's 1999 book on statistical graphics, The Grammar of Graphics. [1] This book also served as the foundation for the R package ggplot2 , [ 8 ] the Python Bokeh package, [ 9 ] the R package ggbio, [ 10 ] the Vega declarative language, and helped shape the Polaris project at Stanford University .
In August 2012, Hadley Wickham, Winston Chang, and Garrett Grolemund joined Posit (at the time RStudio Inc.). Wickham was known for working on packages such as ggplot2 and plyr. Chang was known for also working on ggplot2, and publishing the book R Graphics Cookbook. Grolemund was known for working on the lubridate R package, which makes ...
Their book Text Mining with R: A Tidy Approach (2017) drew on examples of text analysis ranging from Jane Austen novels, [7] popular songs, [8] NASA metadata, and Twitter archives. [ 9 ] In February 2017, Silge made the news when she used a note attached to a pizza delivery to contact her senator Orrin Hatch to object to the nomination of Betsy ...
provides full-service NEPA 4. Qualifications and Experience Throughout the U.S., ERM support to private sector clients, federal agencies, and state agencies with NEPA-equivalent programs. One thing that sets ERM apart from our competition is our abilityto “think outside of the box”.For every project, we tailor our approach to meet
Hadley Wickham, Ph.D. 2008, New Zealand statistician, elected fellow of American Statistical Association in 2015, known for ggplot2 and tidy data Medical sciences [ edit ]