| Type: | Package |
| Title: | Lexicons for Portuguese Text Analysis |
| Version: | 0.1.0 |
| Description: | Provides easy access for sentiment lexicons for those who want to do text analysis in Portuguese texts. As of now, two Portuguese lexicons are available: 'SentiLex-PT02' and 'OpLexicon' (v2.1 and v3.0). |
| License: | GPL-2 | file LICENSE |
| Encoding: | UTF-8 |
| LazyData: | true |
| RoxygenNote: | 6.0.1 |
| Depends: | R(≥ 2.10.0) |
| NeedsCompilation: | no |
| Packaged: | 2017-10-23 23:04:20 UTC; sillas |
| Author: | Sillas Gonzaga [aut, cre] |
| Maintainer: | Sillas Gonzaga <sillas.gonzaga@gmail.com> |
| Repository: | CRAN |
| Date/Publication: | 2017-10-24 10:24:58 UTC |
get_word_sentiment
Description
Lookup word or term in datasets available on lexiconPT
Usage
get_word_sentiment(word)
Arguments
word |
character. |
Value
A list of all datasets available on lexiconPT filtered by the inputed word.
Examples
{
get_word_sentiment("cantar")
}
OpLexicon V2.1
Description
OpLexicon is a sentiment lexicon for the Portuguese language. Please see SOUZA and VIEIRA (2012) and SOUZA et al. (2012) for its complete reference and documentation.
Usage
oplexicon_v2.1
Format
A data frame with 30677 rows and 3 variables:
termcharacter. The word or term.
typecharacter. Grammar classification of the word or term.
polarityinteger. Numeric classification of the polarity or sentiment. It can only assume the values of -1, 0, and 1
Source
http://ontolp.inf.pucrs.br/Recursos/downloads-OpLexicon.php
OpLexicon V3.0
Description
OpLexicon is a sentiment lexicon for the Portuguese language. Please see SOUZA and VIEIRA (2012) and SOUZA et al. (2012) for its complete reference and documentation.
Usage
oplexicon_v3.0
Format
A data frame with 32191 rows and 4 variables:
termcharacter. The word of term. It also includes emoticons.
typecharacter. The type of the term.
polarityinteger. Numeric classification of the polarity or sentiment.
polarity_revisioncharacter. Was the polarity obtained manually (A) or automatically (C)?
Source
http://ontolp.inf.pucrs.br/Recursos/downloads-OpLexicon.php
SentiLex-PT02
Description
A sentiment lexicon designed for the extraction of sentiment and opinion about human entities in Portuguese texts. Please see SILVA, CARVALHO, COSTA and SARMENTO (2010) for its complete reference and documentation.
Usage
sentiLex_lem_PT02
Format
A data frame with 7014 rows and 5 variables:
termcharacter The word of term.
grammar_categorycharacter. The grammar classification of the term.
polaritydouble. Numeric classification of the polarity or sentiment.
polarity_targetcharacter. Polarity target. It can be N0 (subject), N1 (complement) or N2 (no documentation was found for what it means).
polarity_classificationcharacter. Was the polarity obtained manually (MAN) or automatically (JALC)?.
Source
Mário J. Silva, Paula Carvalho, Carlos Costa, Luís Sarmento, Automatic Expansion of a Social Judgment Lexicon for Sentiment Analysis Technical Report. TR 10-08. University of Lisbon, Faculty of Sciences, LASIGE, December 2010. doi: 10455/6694