<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2215-2636</journal-id>
<journal-title><![CDATA[Káñina]]></journal-title>
<abbrev-journal-title><![CDATA[Káñina]]></abbrev-journal-title>
<issn>2215-2636</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2215-26362019000200109</article-id>
<article-id pub-id-type="doi">10.15517/rk.v43i2.39419</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso de categoría gramatical en la identificación de sentimiento]]></article-title>
<article-title xml:lang="en"><![CDATA[Use of Gramatical Category for Sentiment Identification]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Abarca Jiménez]]></surname>
<given-names><![CDATA[Emmanuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz Ramón]]></surname>
<given-names><![CDATA[Rocío]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Casasola Murillo]]></surname>
<given-names><![CDATA[Edgar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Costa Rica  Programa de Posgrado en Computación]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Costa Rica  Programa de Posgrado en Lingüística]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Costa Rica. Escuela de Ciencias de la Computación e Informática ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<volume>43</volume>
<numero>2</numero>
<fpage>109</fpage>
<lpage>126</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S2215-26362019000200109&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S2215-26362019000200109&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S2215-26362019000200109&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Esta investigación analiza el impacto que tiene el filtrado de n-gramas de palabras, usando su categoría gramatical, sobre la identificación de sentimiento a partir de comentarios de texto provenientes de redes sociales en idioma español. Se investigó el impacto de filtrar n-gramas que contienen adjetivos, adverbios e interjecciones. Se logró determinar que es posible reducir el volumen de datos procesado y, a la vez, lograr una mejora de hasta un 30 % en la precisión al clasificar un corpus anotado de comentarios separando los que expresan sentimiento de los que no.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT This research analyzes the impact of the filtering of word n-grams, using their grammatical category, on the identification of sentiment based on text comments from social networks in Spanish. The impact of filtering n-grams containing adjectives, adverbs and interjections was investigated. It was determined that it is possible to reduce the volume of processed data and at the same time achieve an improvement of up to 30 % in the accuracy when classifying an annotated corpus of test comments separating those that contain sentiment from those that do not.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Procesamiento del lenguaje natural]]></kwd>
<kwd lng="es"><![CDATA[categoría gramatical]]></kwd>
<kwd lng="es"><![CDATA[análisis de sentimiento]]></kwd>
<kwd lng="en"><![CDATA[Natural Language Processing]]></kwd>
<kwd lng="en"><![CDATA[Part of Speech]]></kwd>
<kwd lng="en"><![CDATA[Sentiment Analysis]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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