textmeta: "textmeta"-Objects

In tosca: Tools for Statistical Content Analysis

Description

Creates, Tests, Summarises and Plots Textmeta-Objects

Usage

textmeta(meta = NULL, text = NULL, metamult = NULL, dateFormat = "%Y-%m-%d")

is.textmeta(x)

## S3 method for class 'textmeta'
print(x, ...)

## S3 method for class 'textmeta'
summary(object, listnames = names(object), metavariables = character(), ...)

## S3 method for class 'textmeta'
plot(x, ...)

Arguments

meta	Data.frame (or matrix) of the meta-data, e.g. as received from as.meta
text	Named list (or character vector) of the text-data (names should correspond to IDs in meta)
metamult	List of the metamult-data
dateFormat	Charachter string with the date format in meta for as.Date
x	an R Object.
...	further arguments in plot. Not implemented for print and summary.
object	textmeta object
listnames	Character vector with names of textmeta lists (meta, text, metamult). Summaries are generated for those lists only. Default gives summaries for all lists.
metavariables	Character vector with variable-names from the meta dataset. Summaries are generated for those variables only.

Value

A textmeta object.

Examples

texts <- list(A="Give a Man a Fish, and You Feed Him for a Day.
Teach a Man To Fish, and You Feed Him for a Lifetime",
B="So Long, and Thanks for All the Fish",
C="A very able manipulative mathematician, Fisher enjoys a real mastery
in evaluating complicated multiple integrals.")

corpus <- textmeta(meta=data.frame(id=c("A", "B", "C", "D"),
title=c("Fishing", "Don't panic!", "Sir Ronald", "Berlin"),
date=c("1885-01-02", "1979-03-04", "1951-05-06", "1967-06-02"),
additionalVariable=1:4, stringsAsFactors=FALSE), text=texts)

print(corpus)
summary(corpus)
str(corpus)

tosca documentation built on Oct. 28, 2021, 5:07 p.m.