3
votes
1answer
108 views

Padding in cell in Latex Heatmap using pgfplots

I have made a heatmap using pgfplots. But the numbers in the cell are not aligned vertically centered. How can i align them at center or how can i add padding at the bottom for making them appear at ...
3
votes
1answer
150 views

Linear regression in a loglog-plot with fixed slope

Goal: create a plot to compare the empirical convergence rate of a numerical method with the one expected from the theory. Accordingly, given a loglog-plot, I would like to add the line which has a ...
1
vote
0answers
93 views

PGFPLOT Externalization not working [closed]

I am trying to externalize PGF Plot to be saved as EPS file using latex and enabled shell-escape. \documentclass[a4paper]{article} \usepackage{lipsum} \usepackage{tikz} ...
5
votes
2answers
301 views

How to plot the graph below?

May I know how to draw the graph as shown below? below is a code I have try but with look and feel that is quite far away from the example: \begin{tikzpicture} \begin{axis}[ legend pos=north ...
15
votes
3answers
4k views

Image with axis

I need to plot some data in a file (10000 records of 2 points each one) but PGFPlots is very very slow rendering it. So I'm trying to use MatLab to plot the data, capture the image without axis and in ...