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		<id>https://www.scipedia.com/wd/index.php?action=history&amp;feed=atom&amp;title=Florez_et_al_2015b</id>
		<title>Florez et al 2015b - Revision history</title>
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		<updated>2026-05-07T00:45:24Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.scipedia.com/wd/index.php?title=Florez_et_al_2015b&amp;diff=208727&amp;oldid=prev</id>
		<title>Scipediacontent: Scipediacontent moved page Draft Content 138883987 to Florez et al 2015b</title>
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				<updated>2021-02-03T20:19:30Z</updated>
		
		<summary type="html">&lt;p&gt;Scipediacontent moved page &lt;a href=&quot;/public/Draft_Content_138883987&quot; class=&quot;mw-redirect&quot; title=&quot;Draft Content 138883987&quot;&gt;Draft Content 138883987&lt;/a&gt; to &lt;a href=&quot;/public/Florez_et_al_2015b&quot; title=&quot;Florez et al 2015b&quot;&gt;Florez et al 2015b&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan='1' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='1' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 20:19, 3 February 2021&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan='2' style='text-align: center;' lang='en'&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
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		<author><name>Scipediacontent</name></author>	</entry>

	<entry>
		<id>https://www.scipedia.com/wd/index.php?title=Florez_et_al_2015b&amp;diff=208726&amp;oldid=prev</id>
		<title>Scipediacontent: Created page with &quot; == Abstract ==  The ferrous pipe structures of oil and gas production and, the transmission pipelines are, in majority, buried. Nowadays, phenomena like corrosion, mechanical...&quot;</title>
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				<updated>2021-02-03T20:19:27Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot; == Abstract ==  The ferrous pipe structures of oil and gas production and, the transmission pipelines are, in majority, buried. Nowadays, phenomena like corrosion, mechanical...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&lt;br /&gt;
== Abstract ==&lt;br /&gt;
&lt;br /&gt;
The ferrous pipe structures of oil and gas production and, the transmission pipelines are, in majority, buried. Nowadays, phenomena like corrosion, mechanical stress, soil erosion, worker mistakes and damages caused by third parts have generated several problems over pipelines. Thus, major investment on integrity programs with In-Line Inspection Tools has been improved in order to examine the pipelines and avoid environmental, financial and social disasters. Recently in Colombia, the Research Institute of Corrosion - CIC (Corporacion para la Investigacion de la Corrosion) runs their own smart pig ILI tool in pipelines. The inspection technology is based on inertial and operational trends, ITION (Inertial Technology Inspection and Operational Trends). Up to date, the technology has been tested several times inside of pipelines providing valuable information along of thousand kilometres. These records contain a huge amount of data that sometimes is difficult or impossible to understand by themselves. A univariate statistical analysis can be used to determine the thresholds for each observation variable. However, it does not analyse the correlated information between them. In this way, the main contribution of this work is the development of a methodology based on Principal Component Analysis (PCA) to monitor the structure by using the whole available variables gathered by ITION.  doi: 10.12783/SHM2015/291&lt;br /&gt;
&lt;br /&gt;
Document type: Conference object&lt;br /&gt;
&lt;br /&gt;
== Full document ==&lt;br /&gt;
&amp;lt;pdf&amp;gt;Media:Draft_Content_138883987-beopen6901-9121-document.pdf&amp;lt;/pdf&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Original document ==&lt;br /&gt;
&lt;br /&gt;
The different versions of the original document can be found in:&lt;br /&gt;
&lt;br /&gt;
* [http://dx.doi.org/10.12783/shm2015/291 http://dx.doi.org/10.12783/shm2015/291] under the license https://creativecommons.org/licenses/by-nc-nd&lt;br /&gt;
&lt;br /&gt;
* [http://hdl.handle.net/2117/84067 http://hdl.handle.net/2117/84067]&lt;br /&gt;
&lt;br /&gt;
* [https://upcommons.upc.edu/bitstream/2117/84067/1/2342.pdf https://upcommons.upc.edu/bitstream/2117/84067/1/2342.pdf] under the license http://creativecommons.org/licenses/by-nc-nd/3.0/es/&lt;br /&gt;
&lt;br /&gt;
* [https://upcommons.upc.edu/handle/2117/84067 https://upcommons.upc.edu/handle/2117/84067],&lt;br /&gt;
: [http://dpi-proceedings.com/index.php/SHM2015/article/view/953 http://dpi-proceedings.com/index.php/SHM2015/article/view/953],&lt;br /&gt;
: [https://upcommons.upc.edu/bitstream/2117/84067/1/2342.pdf https://upcommons.upc.edu/bitstream/2117/84067/1/2342.pdf],&lt;br /&gt;
: [https://academic.microsoft.com/#/detail/2297820497 https://academic.microsoft.com/#/detail/2297820497] under the license cc-by-nc-nd&lt;/div&gt;</summary>
		<author><name>Scipediacontent</name></author>	</entry>

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