1.
Introduction
Install packages
R commands
2.
Data import
Pre-formatted files
Multiple text files
Different encodings
3.
Basic operations
Workflow
Corpus
Construct a corpus
Subset corpus
Change units of texts
Extract tags from texts
Tokens
Construct a tokens object
Keyword-in-contexts
Select tokens
Compound tokens
Look up dictionary
Genarate n-grams
Document-feature matrix
Construct a DFM
Select features
Look up dictionary
Group documents
Feature co-occurence matrix
Construct a FCM
4.
Statistical analysis
Simple frequency analysis
Lexical diversity
Document/feature similarity
Relative frequency analysis (keyness)
Collocation analysis
5.
Advanced operations
Similarity between Twitter users
Compound multi-word expressions
Targeted dictionary analysis
Target-word collocations
6.
Scaling and classification
Naive Bayes classifier
Wordscores
Wordfish
Correspondence analysis
Topic models
More
Github repo
Website
Clear History
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Document-feature matrix
Learn how to construct and modify a document-feature matrix