qdap (Quantitative Discourse Analysis Package) is an R package designed to assist in quantitative discourse analysis. The package stands as a bridge between qualitative transcripts of dialogue and statistical analysis & visualization.
Questions tagged [qdap]
110 questions
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arrange some columns by name and then include all the others
I am working with wide dataframes that I am popping in and out off frequently with View() in RStudio. Most of my attention is on a few columns to the left but I constantly need to scroll to columns out of frame on the far right. Is there a 'quick…
CallumH
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2 answers
Count number of times a word-wildcard appears in text (in R)
I have a vector of either regular words ("activated") or wildcard words ("activat*"). I want to:
1) Count the number of times each word appears in a given text (i.e., if "activated" appears in text, "activated" frequency would be 1).
2) Count the…
David Spivak
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R library(qdap) installation error
I am having difficulty installing the qdap library, see below:
I installed the Java library first, and then the qdap library:
Sys.setenv(JAVA_HOME='C:\Program Files (x86)\Java\jre7')
library(rJava)
then the devtools library:
…
user2892196
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R-How dos the pos() function work for parts-of-speech tagging
I'm new to R and confused with the way the pos() function works. Here's why:
Example:
library(qdap)
s1<-c("Hello World")
pos(s1)
This produces the correct output saying the word count
wrd.cnt - 2
NN -1(50%)
UH-1(50%)
whereas the…
G_1991
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Can't plot Zipf's law in R
I have a big list of terms and their frequency loaded from a text file and I converted it to a table:
myTbl = read.table("word_count.txt") # read text file
colnames(myTbl)<-c("term", "frequency")
head(myTbl, n = 10)
> head(myTbl, n = 10)
…
Vladimir Stazhilov
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sentiment analysis with different number of documents
I am trying to do sentiment analysis on newspaper articles and track the sentiment level across time. To do that, basically I will identify all the relevant news articles within a day, feed them into the polarity() function and obtain the average…
Seamus Lam
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2 answers
R: match and replace string. mgsub does not work
I have two data frames. The first data frame lib is a library with words in two columns. The second data frame data1 should be transformed as follows: The strings matched in column data1$V1 against lib$V2 should be replaced with the string in the…
OAM
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Plot results from dist_tab() function from qdap library
I am interested in plotting the results from the following code which produces a frequency distribution table. I would like to graph the Freq column as a bar with the cum.Freq as a line both sharing the interval column as the…
user3513178
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Is there a lookup function in R like vlookup in excel?
i want to know if there is a lookup() function in R package 'qdap'. I installed it and tried to use it, but throws up an error "could not find function "lookup".
for(k in 1:nrow(mtmModFrame)){
mtmModFrame$mtm[k]<- lookup(uiqFrame$DATE[k],…
random_walker
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Strip function in qdap package in R - Removes slash incorrectly
I have a text file, which is several hundred rows long. I am trying to remove all of the [edit:add] punctuation characters from it except the "/" characters. I am currently using the strip function in the qdap package.
Here is a sample data…
user1738753
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3 answers
Dynamically change column names based on inputs
I am trying to dynamically name the output of a data frame based upon the inputs.
get.max2 <- function(data = NULL, column)
{
#require(qdap)
col <- eval(substitute(column), data)
max <- max(eval(substitute(column), data))
name <- lookup(col,…
maloneypatr
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How does one install rJava and qdap onto RLibrary?
I was working on an assignment that requires installing a number of packages (including rJava and qdap), and I was sucessful at that. But when I installed those projects onto RLibrary, I couldn't install Java and qdap.
I got the following errors:
>…
Grant
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Expand word contraction
I am writing a function to expand the word contraction. It takes a dataframe as input parameter and outputs the dataframe with "clean_text" column with the expanded pattern in the text. I can do this by using qdap mgsub function to replace the…
Dutt
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Trouble Installing qdap package into R
I want to install "qdap" package to run a text mining project. I tried installing the package in many different ways:
1. intsall.packages("qdap")
2. Downloading the file locally then installing
3. Using…
Mohamad Yassin
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What R package is suited to identifying words that are positively correlated with a binary response variable
I have a tibble that has to three columns:
wine - Name of the wine
wine_description - Words describing wine (punctuation has been stripped out)
target - 0 or 1 variable 1 = Top Rated Wine, 0 = Not Top Rated Wine
What R package might I use if I…
Mutuelinvestor
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