Help plotting some data?

There are 3 sets of data. Each set of data has 5 columns (16 rows 5 columns). Column 1 is Day column 2 is bacteria counts. How would you plot the day vs the bacteria counts for all three sets of data? On one graph

2 个评论

What is in the last 3 columns for each data set?

回答(1 个)

... plot the day vs the bacteria counts...
Day vs counts or counts vs days???
Either way, simply either
a) read first, plot b) set
hold on
c) read second, plot; rinse and repeat.
Fix up colors, etc., as desired.
Alternatively, read the three files and save the data
x=zeros(16,3); % preallocate; I used the known sizes; these
y=x; % can be determined programmatically of course
d=dir('*.dat');
for i=1:length(d)
z=textread(d(i).name);
x(:,i)=z(:,1); % create x, y arrays
y(:,i)=z(:,2);
end
plot(x,y) % plot 'em all...
I presumed the day was independent here; if really want t'other way 'round, reverse x,y

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提问:

2014-6-25

关闭:

2021-8-20

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