comparison galaxy-conf/WigCorrelate.xml @ 12:81d5b81fb3c2 draft

Added help for all tools in the toolkit. Many bug fixes and a few new nucleosome tools.
author timpalpant
date Wed, 25 Apr 2012 16:53:48 -0400
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children eb53be9a09f4
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11:b1952a90d4bf 12:81d5b81fb3c2
1 <tool id="WigCorrelate" name="Correlate" version="1.0.0">
2 <description>multiple (Big)Wig files</description>
3 <command interpreter="sh">
4 galaxyToolRunner.sh wigmath.WigCorrelate -w $window -t $type -o $output
5 #for $input in $inputs
6 ${input.file}
7 #end for
8 </command>
9 <inputs>
10 <repeat name="inputs" title="(Big)Wig file">
11 <param name="file" type="data" format="bigwig,wig" />
12 </repeat>
13 <param name="window" type="integer" value="100" label="Window size (bp)" />
14 <param name="type" type="select" label="Correlation metric">
15 <option value="pearson">Pearson</option>
16 <option value="spearman">Spearman</option>
17 </param>
18 </inputs>
19 <outputs>
20 <data format="tabular" name="output" />
21 </outputs>
22
23 <help>
24
25 This tool will compute a correlation matrix between the supplied Wig or BigWig files. Each row/column in the matrix is added in the order that files are added above, starting from the top left. The Wig file is downsampled into non-overlapping windows with the specified size by computing the mean value in each window. These windows are then correlated using either Pearson_'s Product-Moment correlation coefficient or Spearman_'s rank correlation coefficient. If the window size is set to 1, the correlation is calculated between all base pairs in the genome.
26
27 .. _Pearson: http://en.wikipedia.org/wiki/Pearson_product-moment_correlation_coefficient
28
29 .. _Spearman: http://en.wikipedia.org/wiki/Spearman%27s_rank_correlation_coefficient
30
31 -----
32
33 .. class:: warningmark
34
35 **WARN:** In order to calculate the correlation coefficient, the data is loaded into entirely into memory. For large genomes, this may require a lot of RAM unless comparably larger window sizes are used.
36
37 -----
38
39 **Citation**
40
41 This tool was inspired by ACT_ from the Gerstein lab.
42
43 .. _ACT: http://act.gersteinlab.org
44
45 J Jee*, J Rozowsky*, KY Yip*, L Lochovsky, R Bjornson, G Zhong, Z Zhang, Y Fu, J Wang, Z Weng, M Gerstein. ACT: Aggregation and Correlation Toolbox for Analyses of Genome Tracks. (2011) Bioinformatics 27(8): 1152-4.
46
47 </help>
48 </tool>