<?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>2663-3981</journal-id>
<journal-title><![CDATA[Revista cartográfica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. cartogr.]]></abbrev-journal-title>
<issn>2663-3981</issn>
<publisher>
<publisher-name><![CDATA[Instituto Panamericano de Geografía e Historia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2663-39812019000100013</article-id>
<article-id pub-id-type="doi">10.35424/rcarto.i98.31</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Admissible relative errors of the parcel area of a land parcel map base created as a synthesis of individual survey maps]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barbieri]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Vázquez]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Programa PEDECIBA Geociencias  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad ORT Facultad de Ingeniería Laboratorio LatinGEO IGM+ORT]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<numero>98</numero>
<fpage>13</fpage>
<lpage>32</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2663-39812019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2663-39812019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2663-39812019000100013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Today the land parcel map of Uruguay is available as an updated, integrated legacy digital cadastre which planimetric accuracy is not enough to assure geometric interoperability. The creation of a brand new land parcel map is being considered with a procedure yet to be defined but in any case subject to reasonable goals in terms of geometric accuracy. In this paper we have tested a direct procedure in which each parcel is joined to its immediate neighbors until a block is formed. In Uruguay such block will grow until a road, river or similar object is found. The block is manually inserted within the road network, which has absolute coordinates. The rural survey maps (approx. 250 000) are already scanned but they need to be vectorized and edited through scaling, rotation and manual matching to its neighbors. GNSS tracks for roads and highways are available for the whole country, so we could fit the block within them in order to properly register it. The resulting geometric accuracy was evaluated in terms of the relative error in area, which has a normal distribution with a mean 0.10% and a standard deviation 3.51%, leaving 82.0% of the parcels with relative area error less than 5%. The planimetric error, crucial to assure interoperability, was 53.79 m at the 95% confidence level.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Actualmente en Uruguay la cartografía base catastral está dada por un parcelario digital integrado y actualizado pero cuyas características geométricas no son adecuadas para que sea interoperable con otras capas de información de alta exactitud. Se está considerando generar una nueva cartografía, para lo que hay que especificar metodología y requerimientos, determinando la exactitud geométrica que es posible y razonable alcanzar para posteriormente exigirla a la hora de la contratación de dicho trabajo. En este trabajo se ensayó el procedimiento de agregar cada parcela con la(s) parcela(s) lindera(s) formando una unidad. Como en Uruguay las áreas públicas no disponen de mensura, el proceso de unión se interrumpe al llegar a una ruta, un curso de agua, etc. Los planos de mensura rurales (del orden de 250 000) están digitalizados pero no vectorizados, por lo cual tras hacerlo se realizó un trabajo de escalado, rotación y eventualmente deformación para luego integrarlo con sus vecinos. Para las rutas y caminos públicos se dispone de trazas GNSS, lo que permitió darle a cada bloque coordenadas absolutas. La exactitud de la cartografía resultante se valoró en términos del error relativo del área de cada parcela, resultando que el error cometido es de distribución normal, con media 0.10% y desviación estándar 3.51%, dejando así al 82.0% de las parcelas con menos del 5% de error. En términos de error planimétrico, crucial para asegurar la interoperabilidad, el mismo fue de 53.79 m al 95% de nivel de confianza.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Atualmente no Uruguai a cartografia base cadastral é um parcelário digital integrado e atualizado mas cujas características geométricas não são adequadas para que seja interoperável com outras camadas de informação de alta exatidão. Se está considerando gerar uma nova cartografia, com metodologia e requerimentos a serem definidos, com metas de exatitude geométrica razoáveis a serem alcançadas para posteriormente serem exigidas na hora da contratação de um trabalho. Neste artigo testou-se um procedimento direto no qual cada parcela é unida a seus vizinhos imediatos até que um bloco seja formado. No Uruguai, esse bloco crescerá até que uma estrada, rio ou objeto semelhante seja encontrado. O bloco é inserido manualmente dentro da rede rodoviária, que possui coordenadas absolutas. Os mapas rurais (da ordem de 250 000) estão digitalizados mas não vetorizados, por isso se realizou um trabalho em escalonamento, rotação e eventualmente ajuste para integrá-los com seus vizinhos. Para as rotas e caminhos públicos se dispõe de traços de GNSS, o que permitiu dar a cada bloco coordenadas absolutas. A exatitude da cartografia resultante foi avaliada em termos de erro relativo da área de cada parcela, resultando que o erro cometido é de distribuição normal, com média 0.10% e desvio padrão de 3.51%, deixando assim 82.0% das parcelas com menos de 5% de erro. Em termos de erro planimétrico, crucial para assegurar a interoperabilidade, o mesmo foi de 53.79 m para 95% de nível de confiança.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Land parcel map]]></kwd>
<kwd lng="en"><![CDATA[Survey maps]]></kwd>
<kwd lng="en"><![CDATA[Geometric Interoperability]]></kwd>
<kwd lng="en"><![CDATA[Positional Accuracy Improvemen]]></kwd>
<kwd lng="es"><![CDATA[Cartografía catastral]]></kwd>
<kwd lng="es"><![CDATA[Planos de mensura]]></kwd>
<kwd lng="es"><![CDATA[Interoperabilidad geométrica]]></kwd>
<kwd lng="es"><![CDATA[Mejora de Exactitud Posicional]]></kwd>
<kwd lng="pt"><![CDATA[Cartografia cadastral]]></kwd>
<kwd lng="pt"><![CDATA[Planos de medição]]></kwd>
<kwd lng="pt"><![CDATA[Interoperabilidade geométrica]]></kwd>
<kwd lng="pt"><![CDATA[Melhora de Exatitude Posicional]]></kwd>
</kwd-group>
</article-meta>
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