<?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>2007-2422</journal-id>
<journal-title><![CDATA[Tecnología y ciencias del agua]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnol. cienc. agua]]></abbrev-journal-title>
<issn>2007-2422</issn>
<publisher>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología del Agua, Coordinación de Comunicación, Participación e Información]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-24222017000500127</article-id>
<article-id pub-id-type="doi">10.24850/j-tyca-2017-05-09</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Arima as a forecasting tool for water quality time series measured with UV-Vis spectrometers in a constructed wetland]]></article-title>
<article-title xml:lang="es"><![CDATA[Arima como herramienta de pronóstico para la calidad del agua con series de tiempo registradas con espectrómetros UV-Vis en un humedal construido]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[Nathalie]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camargo]]></surname>
<given-names><![CDATA[Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[Fredy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[Leonardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Distrital Francisco José de Caldas Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>5</numero>
<fpage>127</fpage>
<lpage>139</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222017000500127&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222017000500127&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222017000500127&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The prediction of water quality plays a crucial role in discussions about urban drainage systems, given that the integrated management of this resource is required in order to meet human needs. The present paper uses Arima (Autoregressive Integrated Moving Average) to predict influent and effluent water quality in a constructed wetland, as well as its pollutant removal efficiency. The wetland is located on the campus of the Pontificia Universidad Javeriana in Bogotá, Colombia. Arima prediction values were based on time series obtained with UV-Vis spectrometry probes. These predictions were found to be adequate for the first 12 hours of the water quality time series for the three data sets analyzed: influent, effluent, and efficiency. Overall, none of the data had prediction errors over 15%. In separate analyses of the relative predictive errors in influent and effluent values, they were found to be less significant for UV wavelengths than for the visible range (Vis). In addition, the variability in this type of error was less for the UV range than for the Vis range, which indicates that Arima is a suitable prediction method for analyzing pollutants that fall in the UV range.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Cuando se discute sobre el tema de los sistemas de drenaje urbano, el pronóstico de la calidad del agua juega un papel crucial, dado que la gestión integrada de este recurso es necesaria para satisfacer las necesidades humanas. El presente artículo aplica Arima (Autoregressive Integrated Moving Average) para pronosticar la calidad del agua afluente y efluente, además de la eficiencia de eliminación de contaminantes, en un humedal construido ubicado en el campus de la Pontificia Universidad Javeriana en Bogotá, Colombia. Los valores del pronóstico de Arima se basan en series temporales obtenidas por sondas de espectrometría UV-Vis. Los pronósticos basados en Arima son adecuados para las primeras 12 horas de la serie de tiempo de calidad del agua, y para las tres series de tiempo analizadas: afluente, efluente y eficiencia. En general, los errores de pronóstico no sobrepasaron el 15% para ninguno de los datos observados. Análisis separados del afluente y del efluente respecto a los errores de pronóstico relativos resultantes prueban ser menos significativos para las longitudes de onda UV que para el rango visible (Vis). Asimismo, para el rango UV, este tipo de error presenta una menor variabilidad que la de la gama Vis, un resultado que sugiere que Arima es un método de pronóstico adecuado cuando se analizan contaminantes que caen en el rango UV.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Forecasting methods]]></kwd>
<kwd lng="en"><![CDATA[time series analysis]]></kwd>
<kwd lng="en"><![CDATA[UV-Vis spectrometry]]></kwd>
<kwd lng="en"><![CDATA[water quality]]></kwd>
<kwd lng="en"><![CDATA[wetland]]></kwd>
<kwd lng="es"><![CDATA[análisis de series de tiempo]]></kwd>
<kwd lng="es"><![CDATA[calidad de aguas]]></kwd>
<kwd lng="es"><![CDATA[espectrometría UV-Vis]]></kwd>
<kwd lng="es"><![CDATA[humedal]]></kwd>
<kwd lng="es"><![CDATA[métodos de pronóstico]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abaurrea]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Asín]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cebrían]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Vera]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trend analysis of water quality series based on regression models with correlated errors]]></article-title>
<source><![CDATA[Journal of Hydrology]]></source>
<year>2011</year>
<volume>400</volume>
<page-range>341-52</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Box]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Jenkins]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Reinsel]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Time series analysis: Forecasting and control]]></source>
<year>1993</year>
<edition>3</edition>
<publisher-loc><![CDATA[Englewood Cliffs ]]></publisher-loc>
<publisher-name><![CDATA[Prentice Hall]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brentan]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Luvizotto]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Izquierdo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hybrid regression model for near real-time urban water demand forecasting]]></article-title>
<source><![CDATA[Journal of Computational and Applied Mathematics]]></source>
<year>2017</year>
<volume>309</volume>
<page-range>532-41</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Campisano]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Cabot]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Muschalla]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Pleau]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vanrolleghem]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potential and limitations of modern equipment for real time control of urban wastewater systems]]></article-title>
<source><![CDATA[Urban Water Journal]]></source>
<year>2013</year>
<volume>10</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>300-11</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De Sanctis]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Del Moro]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Levantesi]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Luprano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Di Iaconi]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Integration of an innovative biological treatment with physical or chemical disinfection for wastewater reuse]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2016</year>
<volume>543</volume>
<page-range>206-13</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Faruk]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A hybrid neural network and Arima model for water quality time series prediction]]></article-title>
<source><![CDATA[Applications of Artificial Intelligence]]></source>
<year>2010</year>
<volume>23</volume>
<page-range>586-94</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Galarza-Molina]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Moura]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lara-Borrero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[CRIDE: Multi-criteria analysis tool for decision making support for rainwater harvesting in the university campus of Pontificia Universidad Javeriana]]></source>
<year>2013</year>
<conf-name><![CDATA[ 5th IWA International Conference on Benchmarking and Performance Assessment of Water Services]]></conf-name>
<conf-loc>Medellín, Colombia </conf-loc>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Barreiro-Gomez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Escobar]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Téllez]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Quijano]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ocampo-Martinez]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modeling and real-time control of urban drainage systems: A review]]></article-title>
<source><![CDATA[Advances in Water Resources]]></source>
<year>2015</year>
<volume>85</volume>
<page-range>120-32</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garcia]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Barceló]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Comas]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Corominas]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Hadjimichael]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Page]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Anuña]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Placing ecosystem services at the heart of urban water systems management]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2016</year>
<volume>563-564</volume>
<page-range>1078-85</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gruber]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Bertrand-Krajewski]]></surname>
<given-names><![CDATA[J.-L.]]></given-names>
</name>
<name>
<surname><![CDATA[De Bénédittis]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hochedlinger]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lettl]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Practical aspects, experiences and strategies by using UV/Vis sensors for long-term sewer monitoring]]></article-title>
<source><![CDATA[IWA Water Practice &amp; Technology]]></source>
<year>2006</year>
<volume>1</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Halliday]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Wade]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Skeffington]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Neal]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Reynolds]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Rowland]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Neal]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[orris]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An analysis of long-term trends, seasonality and short-term dynamics in water quality data from Plynlimon, Wales]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2012</year>
<volume>434</volume>
<page-range>186-200</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hornsby]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ripa]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vassillo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ulgiati]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A roadmap towards integrated assessment and participatory strategies in support of decision-making processes. The case of urban waste management]]></article-title>
<source><![CDATA[Journal of Cleaner Production]]></source>
<year>2016</year>
<volume>142</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>157-72</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hyndmann]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Khandakar]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Automatic time series forecasting: The forecast package for R]]></article-title>
<source><![CDATA[Journal of Statistical Software]]></source>
<year>2008</year>
<volume>27</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1-22</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Juhos]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Makra]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Tóth]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Forecasting of traffic origin NO and NO2 concentrations by Support Vector Machines and neural networks using Principal Component Analysis]]></article-title>
<source><![CDATA[Simulation Modelling Practice and Theory]]></source>
<year>2008</year>
<volume>16</volume>
<page-range>1488-502</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ko]]></surname>
<given-names><![CDATA[S.-J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Theoretical analysis of winsorizing smoothers and their applications to image processing]]></source>
<year>1991</year>
<conf-name><![CDATA[ ICASP-1991 International Conference on Acoustics, Speech, and Signal Processing, 4]]></conf-name>
<conf-date>14-17 April 1991</conf-date>
<conf-loc> </conf-loc>
<page-range>3001-4</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Krawczak]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Szkatula]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An approach to dimensionality reduction in time series]]></article-title>
<source><![CDATA[Information Sciences]]></source>
<year>2014</year>
<volume>260</volume>
<page-range>15-36</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lehemann]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rode]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-term behavior and cross-correlation water quality analysis of the river Elbe, Germany]]></article-title>
<source><![CDATA[Water Research]]></source>
<year>2001</year>
<volume>35</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>2153-60</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Shah]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiang]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Online outlier detection and data cleaning]]></article-title>
<source><![CDATA[Computers and Chemical Engineering]]></source>
<year>2004</year>
<volume>28</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1635-47</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Fourier analysis as a forecasting tool for absorbance time series received by UV-Vis probes installed on urban sewer systems]]></source>
<year>2013</year>
<conf-name><![CDATA[ 8th International Conference on Planning &amp; Technologies for Sustainable Urban Water Management Novatech-2013]]></conf-name>
<conf-date>23-27 June 2013</conf-date>
<conf-loc>Lyon-France </conf-loc>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of Discrete Fourier Transform (DFT) and principals components analysis/DFT as forecasting tools of absorbances time series received by UV-Visible probes installed in urban sewer systems]]></article-title>
<source><![CDATA[IWA Water Science &amp; Technology]]></source>
<year>2014</year>
<volume>69</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1101-7</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gruber]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Hofer]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<source><![CDATA[PCA/ANN for forecasting of absorbance time series received by UV-Vis probes installed in urban sewer systems]]></source>
<year>2014</year>
<conf-name><![CDATA[ 13th IAHR/IAW International Conference on Urban Drainage, ICUD-2014]]></conf-name>
<conf-date>7-12 September 2014</conf-date>
<conf-loc>Kuching-Malaysia </conf-loc>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ávila]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Detection of outliers and imputing of missing values for water quality UV-Vis absorbance time series]]></article-title>
<source><![CDATA[Revista Ingeniería]]></source>
<year>2017</year>
<volume>22</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>126-39</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plazas-Nossa]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gruber]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Hofer]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Forecasting of UV-Vis absorbance time series using artificial neural networks combined with principal component analysis]]></article-title>
<source><![CDATA[IWA Water Science &amp; Technology]]></source>
<year>2017</year>
<volume>75</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>765-74</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Qin]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Gao]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wastewater quality monitoring system using sensor fusion and machine learning techniques]]></article-title>
<source><![CDATA[Water Research]]></source>
<year>2011</year>
<volume>46</volume>
<page-range>1133-44</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shlens]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[A tutorial on principal component analysis]]></source>
<year>2009</year>
<publisher-loc><![CDATA[La Jolla, USA ]]></publisher-loc>
<publisher-name><![CDATA[Salk Institute for Biological Studies]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shyh-Jier]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Kuang-Rong]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Short-term load forecasting via ARMA model identification including non-Gaussian process considerations]]></article-title>
<source><![CDATA[IEEE Transactions on Power Systems]]></source>
<year>2003</year>
<volume>18</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>673-9</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vanacker]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Wezel]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Arthaud]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Guérin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Robin]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determination of tipping points for aquatic plants and water quality parameters in fish pond systems: A multi-year approach]]></article-title>
<source><![CDATA[Ecological Indicators]]></source>
<year>2016</year>
<volume>64</volume>
<page-range>39-48</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Widowati]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Purnomo]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Koshio]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Oktaferdian]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Implementation of Arima model to asses seasonal variability macrobenthic assemblages]]></article-title>
<source><![CDATA[Aquatic Procedia]]></source>
<year>2016</year>
<volume>7</volume>
<page-range>277-84</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yan]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Zou]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adaptive neuro fuzzy inference system for classification of water quality status]]></article-title>
<source><![CDATA[Journal of Environmental Sciences]]></source>
<year>2010</year>
<volume>22</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1891-6</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zamora]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Method for outlier detection: a tool to assess the consistency between laboratory data and ultraviolet&#8211;visible absorbance spectra in wastewater samples]]></article-title>
<source><![CDATA[Water Science and Technology]]></source>
<year>2014</year>
<volume>69</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>2305-14</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
