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This routine reads a sentiment dictionary from a text file. Such a text file can
be created e.g. via write. The dictionary type is recognized
according to the internal format of the file.
read(file)Dictionary of type SentimentDictionaryWordlist,
SentimentDictionaryBinary or
SentimentDictionaryWeighted
File name pointing to text file
write for creating such a file
d.out <- SentimentDictionary(c("uncertain", "possible", "likely"))
write(d.out, "example.dict")
d.in <- read("example.dict")
print(d.in)
d.out <- SentimentDictionary(c("increase", "rise", "more"),
c("fall", "drop"))
write(d.out, "example.dict")
d.in <- read("example.dict")
print(d.in)
d.out <- SentimentDictionary(c("increase", "decrease", "exit"),
c(+1, -1, -10),
rep(NA, 3),
intercept=5)
write(d.out, "example.dict")
d.in <- read("example.dict")
print(d.in)
unlink("example.dict")
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