I am trying to create my own rendition of this heatmap. My values range anywhere from 1 to 783764. I want to plot them as colors on a logarithmically (base10) scaled colormap. So the values' ...
I use pgfplotstable to generate tables to be included in online submission to journals. I would like to make my paper independant of pgfplotsable because compilation of the document is made online ...
I cannot assign zero initially to \pgfmathaccuma and \pgfmathaccumb. It gives this error: ! Missing number, treated as zero. Then I press s to skip. However, \pgfmathaccumb is always empty! I want ...
If I have a table, how can I get the table values and use them as parameters for plotting in pgfplots in gnuplot? In particular, how can multiple curves be plotted with the same functional form from ...
Ok, this is probably an incredibly trivial question for anyone who knows more about xcolor or pgf or TikZ or whatever really. I tried to use a hue scale for a heat map/color matrix with values ...