qdap

qdapicon
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.

Java Issues

If there is a discrepancy between the R and Java architectures you will have to download the appropriate version of Java compatible with the version of R you're using. For more see Tal Galili's blog post regarding rJava issues.

Development Version

Download the development version of qdap here

Help topics

Project Template

A function to generate a project template of folders, scripts and documents.

Import/Export Data

Functions for importing data and exporting output.

Cleaning/Parsing

Function to clean and parse text data.

Viewing

Functions to aid data viewing.

Generic qdap Methods

Functions to aid in selection of data elements.

Reshaping

Functions to reshape data.

Word Extraction/Comparison

Functions for working with dialogue at the word level.

Coding Tools

cm functions are code matrix functions. These functions are used for coding and reshaping transcripts, dataframes, and time spans for further use in analysis and visualization.

tm Package Integration

Functions for working between the tm and qdap packages.

  • tdm dtm
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • apply_as_df
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • apply_as_tm
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • df2tm_corpus
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • tm2qdap
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • tm_corpus2df
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document
  • tm_corpus2wfm
    tm Package Compatibility Tools: Apply to or Convert to/from Term Document

Counts/Descriptives

Functions for word counts and descriptive statistics.

Measures

Word measures and scoring.

qdap Tools

Tools to assist in transcript/discourse analysis.

Identification

Identify sentence elements/types.

Visualization

Plotting functions.

Animation

Animate qdap Objects.

Print Functions

Data

Data sets included in qdap and used in examples.

Vignettes

Dependencies

  • Depends: ggplot2, qdapDictionaries, RColorBrewer
  • Imports: chron, gdata, grid, gridExtra, igraph, RCurl, openNLP, NLP, parallel, plotrix, reports, reshape2, scales, tm, tools, venneuler, wordcloud, xlsx, XML
  • Suggests: english, koRpus, knitcitations, knitr, lda, plyr, proxy, Rgraphviz, SnowballC
  • Extends:

Author

Tyler W. Rinker

Contributor

Dason Kurkiewicz

Contributor

Bryan Goodrich