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| author | KatolaZ <katolaz@freaknet.org> | 2017-09-27 15:06:31 +0100 |
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| committer | KatolaZ <katolaz@freaknet.org> | 2017-09-27 15:06:31 +0100 |
| commit | 3aee2fd43e3059a699af2b63c6f2395e5a55e515 (patch) | |
| tree | 58c95505a0906ed9cfa694f9dbd319403fd8f01d /doc/cnm.1.html | |
First commit on github -- NetBunch 1.0
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| -rw-r--r-- | doc/cnm.1.html | 196 |
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diff --git a/doc/cnm.1.html b/doc/cnm.1.html new file mode 100644 index 0000000..f8aab58 --- /dev/null +++ b/doc/cnm.1.html @@ -0,0 +1,196 @@ +<!DOCTYPE html> +<html> +<head> + <meta http-equiv='content-type' value='text/html;charset=utf8'> + <meta name='generator' value='Ronn/v0.7.3 (http://github.com/rtomayko/ronn/tree/0.7.3)'> + <title>cnm(1) - Find communities using greedy modularity optimisation</title> + <style type='text/css' media='all'> + /* style: man */ + body#manpage {margin:0} + .mp {max-width:100ex;padding:0 9ex 1ex 4ex} + .mp p,.mp pre,.mp ul,.mp ol,.mp dl {margin:0 0 20px 0} + .mp h2 {margin:10px 0 0 0} + .mp > p,.mp > pre,.mp > ul,.mp > ol,.mp > dl {margin-left:8ex} + .mp h3 {margin:0 0 0 4ex} + .mp dt {margin:0;clear:left} + .mp dt.flush {float:left;width:8ex} + .mp dd {margin:0 0 0 9ex} + .mp h1,.mp h2,.mp h3,.mp h4 {clear:left} + .mp pre {margin-bottom:20px} + .mp pre+h2,.mp pre+h3 {margin-top:22px} + .mp h2+pre,.mp h3+pre {margin-top:5px} + .mp img {display:block;margin:auto} + .mp h1.man-title {display:none} + .mp,.mp code,.mp pre,.mp tt,.mp kbd,.mp samp,.mp h3,.mp h4 {font-family:monospace;font-size:14px;line-height:1.42857142857143} + .mp h2 {font-size:16px;line-height:1.25} + .mp h1 {font-size:20px;line-height:2} + .mp {text-align:justify;background:#fff} + .mp,.mp code,.mp pre,.mp pre code,.mp tt,.mp kbd,.mp samp {color:#131211} + .mp h1,.mp h2,.mp h3,.mp h4 {color:#030201} + .mp u {text-decoration:underline} + .mp code,.mp strong,.mp b {font-weight:bold;color:#131211} + .mp em,.mp var {font-style:italic;color:#232221;text-decoration:none} + .mp a,.mp a:link,.mp a:hover,.mp a code,.mp a pre,.mp a tt,.mp a kbd,.mp a samp {color:#0000ff} + .mp b.man-ref {font-weight:normal;color:#434241} + .mp pre {padding:0 4ex} + .mp pre code {font-weight:normal;color:#434241} + .mp h2+pre,h3+pre {padding-left:0} + ol.man-decor,ol.man-decor li {margin:3px 0 10px 0;padding:0;float:left;width:33%;list-style-type:none;text-transform:uppercase;color:#999;letter-spacing:1px} + ol.man-decor {width:100%} + ol.man-decor li.tl {text-align:left} + ol.man-decor li.tc {text-align:center;letter-spacing:4px} + ol.man-decor li.tr {text-align:right;float:right} + </style> + <style type='text/css' media='all'> + /* style: toc */ + .man-navigation {display:block !important;position:fixed;top:0;left:113ex;height:100%;width:100%;padding:48px 0 0 0;border-left:1px solid #dbdbdb;background:#eee} + .man-navigation a,.man-navigation a:hover,.man-navigation a:link,.man-navigation a:visited {display:block;margin:0;padding:5px 2px 5px 30px;color:#999;text-decoration:none} + .man-navigation a:hover {color:#111;text-decoration:underline} + </style> +</head> +<!-- + The following styles are deprecated and will be removed at some point: + div#man, div#man ol.man, div#man ol.head, div#man ol.man. + + The .man-page, .man-decor, .man-head, .man-foot, .man-title, and + .man-navigation should be used instead. +--> +<body id='manpage'> + <div class='mp' id='man'> + + <div class='man-navigation' style='display:none'> + <a href="#NAME">NAME</a> + <a href="#SYNOPSIS">SYNOPSIS</a> + <a href="#DESCRIPTION">DESCRIPTION</a> + <a href="#PARAMETERS">PARAMETERS</a> + <a href="#OUTPUT">OUTPUT</a> + <a href="#EXAMPLES">EXAMPLES</a> + <a href="#SEE-ALSO">SEE ALSO</a> + <a href="#REFERENCES">REFERENCES</a> + <a href="#AUTHORS">AUTHORS</a> + </div> + + <ol class='man-decor man-head man head'> + <li class='tl'>cnm(1)</li> + <li class='tc'>www.complex-networks.net</li> + <li class='tr'>cnm(1)</li> + </ol> + + <h2 id="NAME">NAME</h2> +<p class="man-name"> + <code>cnm</code> - <span class="man-whatis">Find communities using greedy modularity optimisation</span> +</p> + +<h2 id="SYNOPSIS">SYNOPSIS</h2> + +<p><code>cnm</code> <var>graph_in</var></p> + +<h2 id="DESCRIPTION">DESCRIPTION</h2> + +<p><code>cnm</code> finds the communities in <var>graph_in</var> using the greedy modularity +optimisation algorithm proposed by Clauset, Newman and Moore. The +program prints on STDOUT the partition corresponding to the highest +value of the modularity function, and reports on STDERR the number of +communities and the corresponding value of modularity at each +step. The algorithm is quite eficient and thus suitable to find +communities in large graphs.</p> + +<h2 id="PARAMETERS">PARAMETERS</h2> + +<dl> +<dt><var>graph_in</var></dt><dd> undirected input graph (edge list). If is equal to <code>-</code> (dash), read + the edge list from STDIN.</dd> +</dl> + + +<h2 id="OUTPUT">OUTPUT</h2> + +<p>The program prints on STDOUT the partition corresponding to the +highest value of modularity, in the format:</p> + +<pre><code> ## nc: NUM_COMM Q_max: Q_MAX + node_1 comm_1 + node_2 comm_2 + node_3 comm_3 + ... +</code></pre> + +<p>where <code>comm_i</code> is the community to which <code>node_i</code> belongs. The first +output line reports the number of communities <code>NUM_COMM</code> and the +corresponding value of modularity <code>Q_MAX</code> of the partition.</p> + +<p>The program prints on STDERR the number of communities and the +corresponding value of modularity at each step, in the format:</p> + +<pre><code> nc_1 Q_1 + nc_2 Q_2 + nc_3 Q_3 + .... +</code></pre> + +<p>where <code>nc_i</code> is the number of communities after the i-th marge and +<code>Q_i</code> is the corresponding value of modularity. Since the algorithm +merges two communities at each step, the values <code>nc_1</code>, <code>nc_2</code>, +<code>nc_3</code>, etc. will be equal to <code>N-1</code>, <code>N-2</code>, <code>N-3</code>, etc.</p> + +<h2 id="EXAMPLES">EXAMPLES</h2> + +<p>We can use <code>cnm</code> to find communities in the graph +<code>karate_club_unweighted.net</code> (Zachary Karate Club network) with the +command:</p> + +<pre><code> $ cnm karate_club_unweighted.net 2> karate_cnm_trace + ### nc: 3 Q_max: 0.380671 + 0 16 + 1 2 + 2 2 + 3 2 + 4 16 + 5 16 + 6 16 + ... + 30 26 + 31 26 + 32 26 + 33 26 + $ +</code></pre> + +<p>The program has found a partition with 3 communities corrisponding to +a modularity Q=0.380671. Notice that node 0, 4, 5, 6 are in community +16, node 1, 2, 3 are in community 2, and so forth. In this example, +we have chosen to save the information about number of communities and +modularity at each step in the file <code>karate_cnm_trace</code>.</p> + +<h2 id="SEE-ALSO">SEE ALSO</h2> + +<p><a class="man-ref" href="modularity.1.html">modularity<span class="s">(1)</span></a>, <a class="man-ref" href="gn.1.html">gn<span class="s">(1)</span></a>, <a class="man-ref" href="label_prop.1.html">label_prop<span class="s">(1)</span></a></p> + +<h2 id="REFERENCES">REFERENCES</h2> + +<ul> +<li><p>A. Clauset, M. E. J. Newman, and C. Moore. "Finding community +structure in very large networks". Phys. Rev. E 70 (2004), 066111.</p></li> +<li><p>V. Latora, V. Nicosia, G. Russo, "Complex Networks: Principles, +Methods and Applications", Appendix 18, Cambridge University Press +(2017)</p></li> +<li><p>V. Latora, V. Nicosia, G. Russo, "Complex Networks: Principles, +Methods and Applications", Chapter 9, Cambridge University Press +(2017)</p></li> +</ul> + + +<h2 id="AUTHORS">AUTHORS</h2> + +<p>(c) Vincenzo 'KatolaZ' Nicosia 2009-2017 <code><v.nicosia@qmul.ac.uk></code>.</p> + + + <ol class='man-decor man-foot man foot'> + <li class='tl'>www.complex-networks.net</li> + <li class='tc'>September 2017</li> + <li class='tr'>cnm(1)</li> + </ol> + + </div> +</body> +</html> |