pdfCloud: create a word cloud from a bunch of pdfs

In environmentalinformatics-marburg/Rsenal: Magic R Functions for Things Various

create a word cloud from a bunch of pdfs

Description

this function creates a wordcloud by converting a bunch of pdf files to txt files. Optionally, a file with common words to be excluded can be supplied. See tagcloud for details on the cloud building.

Usage

pdfCloud(
  pdf.path,
  exclude = NULL,
  nwords = 180,
  min.char.length = 5,
  max.char.length = 30,
  clrs = c("#8c510a", "#bf812d", "#35978f", "#01665e", "#7fbc41", "#4d9221"),
  seed = 123,
  wmin = NULL,
  stat = FALSE,
  sortby = c("freq, names"),
  ...
)

Arguments

pdf.path	path to the pdf folder
exclude	optional path to a .txt file with words to be excluded from the cloud
nwords	the number of words to be plotted
min.char.length	minimum length of words to be included in the cloud
max.char.length	maximum length of words to be included in the cloud
clrs	vector of colors to be used for the word cloud
seed	seed to be used for the random word placement
wmin	see tagcloud for details
stat	return statistics (words and frequencies)
sortby	if stat is TRUE, sort statistics by names or frequency
...	additional arguments passed to tagcloud

Author(s)

Tim Appelhans

See Also

tagcloud

environmentalinformatics-marburg/Rsenal documentation built on July 28, 2023, 6:09 a.m.