I'm sorry I can't help on your questions, but maybe you should ask on matplotlib-users instead ( https://lists.sourceforge.net/lists/listinfo/matplotlib-users).
-=- Olivier 2011/9/24 fdu.xia...@gmail.com <fdu.xia...@gmail.com> > ** > Dear all, > > Heatmap (like those on the page > http://www2.warwick.ac.uk/fac/sci/moac/students/peter_cock/r/heatmap/) is > a frequently used type of image in microarray data analysis. However, it > seems there are no convenient functions in matplotlib to plot heatmap > (please correct me if I was wrong), so I'm planning to write my own. > > Let me take the heatmap by the link > http://www2.warwick.ac.uk/fac/sci/moac/students/peter_cock/r/heatmap/scaled_color_key.pngas > an example, which is produced by R. > > With my limited knowledge and expertise of matplotlib, I have the following > questions and I hope you guys could help me. > > 1) I tend to use pcolor to draw the colormap in the central area. However, > I've seen a lot of examples draw colormap with imshow. > > What's the difference between pcolor and imshow? > Shall I use pcolor or imshow to produce the heatmap in the link above? > > 2) How to draw the dendrograms on the top and left of the colormap? > > I got hints from > http://matplotlib.sourceforge.net/examples/axes_grid/scatter_hist.html on > how to append axes to current plot, but I still have now idea how to draw > the dengrograms. > > 3) How to draw the column side colormap (the smaller one) between the top > dendrogram and the big colormap? > > 4) I can use colorbar to draw a colorbar, but how to place the colorbar on > the topleft of the image just as the R heatmap does? > > 5) Any other suggestions on how to draw the heatmap? > > Thanks and any help will be greatly appreciated. > > Regards, > Jianfeng > > > > > > > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion > >
_______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
