https://projectswiki.eleceng.adelaide.edu.au/projects/index.php?action=history&feed=atom&title=Data_Wrangling_%28High_Res%29 2026-06-03T13:58:06Z Revision history for this page on the wiki MediaWiki 1.31.4 https://projectswiki.eleceng.adelaide.edu.au/projects/index.php?title=Data_Wrangling_(High_Res)&diff=10882&oldid=prev 2018-08-30T14:54:21Z

<p>Created page with &quot;&lt;p&gt;Here is a Powershell script to download the tiled images from the Consilium VM: The private key needs to be named p2kaggle.pem in the local directory. Input parameters are...&quot;</p> <p><b>New page</b></p><div>&lt;p&gt;Here is a Powershell script to download the tiled images from the Consilium VM: The private key needs to be named p2kaggle.pem in the local directory. Input parameters are:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;image: &#039;&lt;span style=&quot;color: rgb(255,0,255);&quot;&gt;104001002B124500&lt;/span&gt;&#039; or &#039;&lt;span style=&quot;color: rgb(0,255,255);&quot;&gt;10400100265ED400&lt;/span&gt;&#039;&lt;/li&gt;&lt;li&gt;tile: the tile number ranging from 0 to 49 for &lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&#039;&lt;/span&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;10400100265ED400&#039;&lt;/span&gt; and 0 to 160 &lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&#039;104001002B124500&#039;&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;&lt;div class=&quot;code panel pdl conf-macro output-block&quot; style=&quot;border-width: 1px;&quot; data-hasbody=&quot;true&quot; data-macro-name=&quot;code&quot;&gt;&lt;div class=&quot;codeContent panelContent pdl&quot;&gt;<br /> &lt;pre class=&quot;syntaxhighlighter-pre&quot; data-syntaxhighlighter-params=&quot;brush: powershell; gutter: false; theme: Confluence&quot; data-theme=&quot;Confluence&quot;&gt;.\download_images.ps1 -image 104001002B124500 -tile 64&lt;/pre&gt;<br /> &lt;/div&gt;&lt;/div&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&lt;br/&gt;&lt;/span&gt;&lt;/p&gt;&lt;p&gt;From trial and error the tiles of overlap are:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&lt;span style=&quot;color: rgb(255,0,255);&quot;&gt;104001002B124500&lt;span style=&quot;color: rgb(23,43,77);&quot;&gt; - &lt;/span&gt;Magenta&lt;/span&gt; - &lt;span style=&quot;color: rgb(0,51,102);text-decoration: none;&quot;&gt;2017-03-31T03:00:47.616Z&lt;/span&gt;&lt;/span&gt;&lt;ul&gt;&lt;li&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;80, 81, 82, 83; 88, 89, 90, 91; 96, 97, 98, 99; 104, 105, 106, 107; 112, 113, 114, 115; 120, 121, 122, 123; 128, 129, 130, 131;&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;&lt;/li&gt;&lt;li&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&lt;span style=&quot;color: rgb(0,255,255);&quot;&gt;10400100265ED400&lt;span style=&quot;color: rgb(23,43,77);&quot;&gt; -&lt;/span&gt; Cyan&lt;/span&gt; - &lt;span style=&quot;color: rgb(0,51,102);text-decoration: none;&quot;&gt;2017-01-15T02:50:50.846Z&lt;/span&gt;&lt;/span&gt;&lt;ul&gt;&lt;li&gt;3, 4, 5, 6, 7; 11, 12, 13, 14, 15; 19, 20, 21, 22, 23; 27, 28, 29, 30, 31; 35, 36, 37, 38, 39; 43, 44, 45, 46, 47; 51, 52, 53, 54, 55; 59, 60, 61, 62, 63;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;&lt;br/&gt;&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;&lt;/li&gt;&lt;/ul&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(23,43,77);text-decoration: none;&quot;&gt;Complete Dataset - Overlapping view:&lt;/span&gt;&lt;/p&gt;&lt;p&gt;&lt;span class=&quot;confluence-embedded-file-wrapper confluence-embedded-manual-size&quot;&gt;&lt;/span&gt;&lt;/p&gt;&lt;h2 id=&quot;DataWrangling(HighRes)-NotableAspects&quot;&gt;Notable Aspects&lt;/h2&gt;&lt;p&gt;The images are geoaligned but do not line up properly, as shown in the following image:&lt;/p&gt;&lt;p&gt;&lt;span class=&quot;confluence-embedded-file-wrapper confluence-embedded-manual-size&quot;&gt;&lt;/span&gt;&lt;/p&gt;&lt;p&gt;In order to overcome this, a preprocessing step which includes image alignment utilizing open-CV is being investigated. &lt;a href=&quot;https://www.learnopencv.com/image-alignment-ecc-in-opencv-c-python/&quot; class=&quot;external-link&quot; rel=&quot;nofollow&quot;&gt;https://www.learnopencv.com/image-alignment-ecc-in-opencv-c-python/&lt;/a&gt;&lt;/p&gt;&lt;p&gt;&lt;br/&gt;&lt;/p&gt;&lt;p&gt;&lt;br/&gt;&lt;/p&gt;&lt;p&gt;Additional access to gbdx systems has listed HR images for the following dates:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;&#039;2017-01-14T02:35:18.346Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2017-01-15T02:50:50.846Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2017-11-22T02:50:45.000Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2017-03-31T03:00:47.616Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2017-01-14T02:36:11.597Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2017-01-15T02:51:48.945Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2016-01-06T02:45:55.697Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2016-11-02T02:55:58.829Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2016-06-25T02:47:48.409Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2015-04-21T02:29:34.173Z&#039;&lt;/li&gt;&lt;li&gt;&#039;2015-04-21T02:28:29.048Z&#039;&lt;/li&gt;&lt;/ul&gt;</div>

A1669892