Description Usage Arguments Value See Also Examples
BullsEye runs intial preprocessing, removes custom stop words and runs LDA with selected number of topics.
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ds |
a character vector of text documents |
spvar |
a sparsity variable which defaults to 0.99 |
myStopWords |
a character vector of custom stop words which defaults to NULL |
tno |
a number of topics to be used to model text using LDA approach which defaults to 20 |
seedno |
seed which defaults to 12345 |
stemvar |
a variable indicating stemming to be performed or not which defaults to '0' meaning no stemming |
A dataframe with index of empty rows and topic terms.
1 2 3 4 5 6 7 8 | ## Not run:
# Run it and see for yourself
## End(Not run)
data.tmp<-read.csv(system.file("ext", "testdata.csv", package="BullsEyeR"))
ds<-as.character(data.tmp$Story[1:2])
stopwords<-c("sallin","hannah","company","number","started","unlike")
BullsEye(ds=ds,spvar=0.99,myStopWords=stopwords,tno=20,seedno=12345,stemvar=0)
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