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How can I plot multiple graphs from a name column (from Excel)

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I want to plot multiple graphs from a 3-column spreadsheet from Excel.
Data is in this format:
(name); (x-value); (y-value);
ab-1 (~ 15 rows); x; y;
ab-2 (~ 15 rows); x; y;
ab-3 (~ 15 rows); x; y;
bc-1 (~ 15 rows); x; y;
bc-2 (~ 15 rows); x; y;
bc-3 (~ 15 rows); x; y;
cd-1 (~ 15 rows); x; y;
cd-2 (~ 15 rows); x; y;
cd-3 (~ 15 rows); x; y;
...
In this example, ab-1 represents one series of values. Where there is 15 data values in this series, one value by row. I would like each plot to have three series, represented by ab-1, ab-2 and ab-3 (So ~ 45 points, this is variable). How can I create multiple 3-series plots in MATLAB, where data is discredited by text in one column?

Answers (1)

dpb
dpb on 23 Jun 2018
Use readtable and then splitapply with the first column ID as grouping variable. I suggest turning it into categorical variable.

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