<?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>2227-1899</journal-id>
<journal-title><![CDATA[Revista Cubana de Ciencias Informáticas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cuba cienc informat]]></abbrev-journal-title>
<issn>2227-1899</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ediciones Futuro]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2227-18992021000200001</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Aplicación de la minería de datos a la evaluación de la vulnerabilidad de acuíferos]]></article-title>
<article-title xml:lang="en"><![CDATA[Data mining to aquifer vulnerability assessment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valcarce Ortega]]></surname>
<given-names><![CDATA[Rosa María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Suárez González]]></surname>
<given-names><![CDATA[Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Miranda]]></surname>
<given-names><![CDATA[Willy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega Carreño]]></surname>
<given-names><![CDATA[Marina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221;, CUJAE.  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221;, CUJAE.  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221;, CUJAE  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221;, CUJAE  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>15</volume>
<numero>2</numero>
<fpage>1</fpage>
<lpage>23</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2227-18992021000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2227-18992021000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2227-18992021000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los mapas de vulnerabilidad a la contaminación de los acuíferos forman parte de un sistema de alerta temprana para prevenir el deterioro de la calidad de las aguas subterráneas. Los métodos de superposición de índices ponderados son comúnmente empleados para realizar la cartografía de la vulnerabilidad de los acuíferos, pero presentan un conjunto de desventajas que indican la necesidad de aplicar métodos alternativos que introduzcan el menor número de consideraciones a priori en el procesamiento de los parámetros a utilizar y permitan una interpretación más precisa de los resultados finales. El objetivo de esta investigación fue evaluar la vulnerabilidad a la contaminación de las aguas subterráneas de la cuenca kárstica Almendares-Vento en la provincia La Habana, Cuba, al emplear la técnica de minería de datos análisis de agrupamiento, y comparar los resultados con los obtenidos al aplicar el método RISK, que es un método de superposición de índices ponderados para el estudio de acuíferos kársticos. Las variables seleccionadas para aplicar esta técnica de clasificación no supervisada fueron: litología del acuífero, pendiente topográfica del terreno, índice de atenuación del suelo a los contaminantes, densidad de fallas por km2 y presencia de zonas de infiltración directa. El análisis de agrupamiento logró una mejor discriminación espacial y definición de zonas con diferentes grados de vulnerabilidad, demostrando su mayor poder resolutivo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The maps of vulnerability to contamination of the aquifers are part of an early warning system to avoid the deterioration groundwater quality. Weighted index overlay methods are commonly used to map aquifer vulnerability. These methods have disadvantages that indicate the need to apply alternative methods that introduce the least number of a priori considerations in the parameters processing and allow a more precise interpretation of the final results. The objective of this research was to evaluate the vulnerability to contamination of groundwater in the Almendares-Vento karstic basin, Havana, Cuba, by using the data mining technique, and to compare the results obtained by applying the RISK methods, which is a weighted index overlay method to study karstic aquifers. The variables selected to apply this unsupervised classification technique was: aquifer lithology, topographic slope of the terrain, soil attenuation index to pollutants, fault density per km2 and presence of direct infiltration zones. The cluster analysis achieved greater spatial discrimination and definition of areas with different degrees of vulnerability, demonstrating its high resolution power.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[vulnerabilidad de acuíferos]]></kwd>
<kwd lng="es"><![CDATA[minería de datos]]></kwd>
<kwd lng="es"><![CDATA[algoritmo K-medias]]></kwd>
<kwd lng="es"><![CDATA[cuenca Almendares-Vento]]></kwd>
<kwd lng="en"><![CDATA[aquifer vulnerability]]></kwd>
<kwd lng="en"><![CDATA[data mining]]></kwd>
<kwd lng="en"><![CDATA[K-means]]></kwd>
<kwd lng="en"><![CDATA[Almendares-Vento basin]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aplicación de un análisis clúster para la evaluación de la vulnerabilidad a la contaminación de los acuíferos]]></article-title>
<source><![CDATA[Revista Internacional de Ciencia y Tecnología de la Información Geográfica]]></source>
<year>2003</year>
<volume>3</volume>
<page-range>199-215</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
