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data_matrix_expression_file [2016/04/06 15:08] – fsalavertdata_matrix_expression_file [2017/05/24 15:27] (current) – external edit 127.0.0.1
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 This file has two columns if there is only one sample, and more than two columns if there are many samples. This file has two columns if there is only one sample, and more than two columns if there are many samples.
 The first line is a header and must contain the sample names.  The first line is a header and must contain the sample names. 
-The first column correspond to gene, probe or protein Ids from:+The first column corresponds to genes, probes or proteins, and the following IDs are accepted:
  
   - Ensembl gene   - Ensembl gene
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 Here is an example of a file with only one example: Here is an example of a file with only one example:
  
-<code - expression.txt>+<code>
 id sampleName id sampleName
 1 0.3 1 0.3
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 And here is another example with more than one sample: And here is another example with more than one sample:
  
-<code - expression-multi.txt>+<code>
 id sample1 sample2 sample3 id sample1 sample2 sample3
 1 0.31 0.6 0.24 1 0.31 0.6 0.24
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 +
 +You can download an usable example file from {{:brca_example1_40_exp.txt|here}}
 +
 +**Note**: If probe expression values are provided, these are recodified to gene expression values, obtained as the average value of all the probes mapping in the gene. 
  
  
  
data_matrix_expression_file.1459955280.txt.gz · Last modified: 2017/05/24 15:27 (external edit)