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| -rw-r--r-- | matlab_usage_source/index.t2t | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/matlab_usage_source/index.t2t b/matlab_usage_source/index.t2t index 0a20402..0cd13e5 100644 --- a/matlab_usage_source/index.t2t +++ b/matlab_usage_source/index.t2t @@ -47,6 +47,21 @@ No our plot is nice and pretty. [simple_unlabeled_plot.png] += Fixing the range of the axes = + +Have a look at above plot. We see that one of the axes (y) does not contain +origin point (y=0). Such plots are very common in finances and design to fool a +reader, but they are generally not acceptable in scientific reports. + +The fix is very easy. Note that we are actually sending a vector [0,5] to the +ylim function +``` ylim([0,5]) + +Now our plot is good to present + +[simple_labeled_and_proper_limits_plot.png] + + = Plotting with error bars = Let's open a new window for the plot @@ -66,4 +81,36 @@ ylabel('Current (A)') [errorbar_plot.png] += Fixing plots font size = + +Honestly Matlab is not the best tool to do presentation quality plots, it requires a quite a bit of messing with their GUI. But at least for quick font size fix do the following. This looks a bit like magic spell. +``` +fontSize=24; +set(gca,'FontSize',fontSize ); + +errorbar(I,V,dV) +title('Dependence of voltage on current') +xlabel('Voltage (V)') +ylabel('Current (A)') +``` + +[errorbar_with_large_font_plot.png] + + += Saving you matlab plots = + +Well it nice to have matlab plots. But as soon as you close matlab they will go away. +How to save them for a future use? Actually, quite easy. +For png output do +``` print('V_vs_I.png') + +or if you need a pdf (matlab usually make very bad pdfs) +``` print('V_vs_I.pdf') + +Make sure you read documentation for 'print' command there are some useful parameters. + + + + + |