R: Get the feature labels from a dfm

featnames {quanteda} | R Documentation

## Get the feature labels from a dfm

### Description

Get the features from a document-feature matrix, which are stored as the column names of the dfm object.

### Usage

    featnames(x)

### Arguments

`x` | the dfm whose features will be extracted

### Value

character vector of the feature labels

### Examples

    dfmat <- dfm(data_corpus_inaugural)

    # first 50 features (in original text order)
    head(featnames(dfmat), 50)

    # first 50 features alphabetically
    head(sort(featnames(dfmat)), 50)

    # contrast with descending total frequency order from topfeatures()
    names(topfeatures(dfmat, 50))

[Package quanteda version 3.1.0 Index]