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bioinformatique@iric.ca

data manipulation

Pivoting tables : from long to wide

As bioinformaticians, we often have to work with data that are not formatted the way we would need them to be. One case we might encounter is receiving data in a "long" format instead of receiving them in a more familiar "wide" format. For those of you familiar with the ggplot R package, you know this format very well. It's the format required by ggplot to produce its nice graphs.   Long genes samples expression 1 BAD S01 7.525395 2 [...]

By |2017-04-29T18:11:56+00:00November 14, 2016|Categories: Data Analysis, Python, R|Tags: |0 Comments
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Formatting data for Circos with R

When generating a Circos plot, the formatting of the data to be represented is a crucial step. Here are some pointers on how to avoid the dreadful *** CIRCOS ERROR ***. All data files must be in text format. For instance, using R, I would generate a myData.txt file that I would then call within a specific plot block (<plot>...</plot>). Data files are used for 2-dimensional graphical representations (histogram, scatter plot, heatmap, tiles), labels (which are technically also a type [...]

By |2017-04-29T15:36:21+00:00October 29, 2015|Categories: Data Visualization, R|Tags: , , |0 Comments
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