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    <title>Depth-First: Making the Case: Similarity by Compression</title>
    <link>http://depth-first.com/articles/2006/12/13/making-the-case-similarity-by-compression</link>
    <language>en-us</language>
    <ttl>40</ttl>
    <description>Walking the Web of Chemical Informatics</description>
    <item>
      <title>Making the Case: Similarity by Compression</title>
      <description>&lt;p&gt;&lt;a href="http://www-ra.informatik.uni-tuebingen.de/software/joelib/"&gt;&lt;img src="http://depth-first.com/files/joelib2_logo.gif" align="right" border="0"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;

&lt;blockquote&gt;
    &lt;p&gt;...The structures were converted to SMILES format and canonicalized using a program written with the open-source Java cheminformatics library JOELib2. ... To conclude, we have demonstrated that SMILES strings and compression programs are a simple, yet powerful method for similarity searching, competitive with state-of-the-art-techniques. The Ruby scripts used to carry out the experiments described in this paper are available for download from &lt;a href="http://comp.chem.nottingham.ac.uk/download/zippity/"&gt;http://comp.chem.nottingham.ac.uk/download/zippity/&lt;/a&gt;.&lt;/p&gt;

    &lt;p&gt;&lt;cite&gt;James Melville, Jenna Riley, and Johathan Hirst, &lt;a href="http://dx.doi.org/10.1021/ci600384z"&gt;J. Chem Inf. Model.&lt;/a&gt;&lt;/cite&gt;&lt;/p&gt;
&lt;/blockquote&gt;

&lt;p&gt;Yet another appearance of Open Source software in the literature comes by way of a paper from Melville, Riley, and Hirst. This work takes advantage of the alphabet-like nature of SMILES strings and widely-available compression algorithms to perform molecular similarity analyses. Not only does this work use the Open Source &lt;a href="http://www-ra.informatik.uni-tuebingen.de/software/joelib/"&gt;JOELib&lt;/a&gt; library but the authors have made the Ruby scripts that perform the similarity analysis &lt;a href="http://comp.chem.nottingham.ac.uk/download/zippity/"&gt;freely available&lt;/a&gt; under the same terms as Ruby (&lt;a href="http://www.ruby-lang.org/en/LICENSE.txt"&gt;Ruby's license&lt;/a&gt; or the &lt;a href="http://opensource.org/licenses/gpl-license.php"&gt;GPL&lt;/a&gt;).&lt;/p&gt;

&lt;p&gt;The times they are &lt;a href="http://depth-first.com/articles/2006/10/13/making-the-case"&gt;a-changein'&lt;/a&gt;.&lt;/p&gt;</description>
      <pubDate>Wed, 13 Dec 2006 14:49:00 +0000</pubDate>
      <guid isPermaLink="false">urn:uuid:8ed0f4bf-2bde-4d9b-8953-fe2e0f1b32fd</guid>
      <author>Rich Apodaca</author>
      <link>http://depth-first.com/articles/2006/12/13/making-the-case-similarity-by-compression</link>
      <category>Open X</category>
      <category>joelib</category>
      <category>smiles</category>
      <category>similarity</category>
      <category>ruby</category>
      <category>zippity</category>
      <category>compression</category>
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