quanteda (version 2.0.1)

object-builders: Object compilers

Description

Functions to build or re-build core objects, or to upgrade earlier versions of these objects to the current format.

Usage

build_dfm(
  x,
  features,
  docvars = data.frame(),
  meta = list(),
  class = "dfm",
  ...
)
rebuild_dfm(x, attrs)
upgrade_dfm(x)
build_tokens(
  x,
  types,
  padding = FALSE,
  docvars = data.frame(),
  meta = list(),
  class = "tokens",
  ...
)
rebuild_tokens(x, attrs)
upgrade_tokens(x)
build_corpus(x, docvars = data.frame(), meta = list(), class = "corpus", ...)
rebuild_corpus(x, attrs)
upgrade_corpus(x)
build_dictionary2(x, meta = list(), ...)
rebuild_dictionary2(x, attrs)
upgrade_dictionary2(x)

Arguments

x

an input corpus, dfm, tokens, or dictionary object

features

character for feature of resulting dfm

docvars

data.frame for document level variables

meta

list for meta fields

class

class to be attached to the built object

...

further objects passed to object metadata

attrs

a list of attributes to be reassigned

types

character for types of resulting `tokens`` object

padding

logical indicating if the tokens object contains paddings