2009/5/31 Ævar Arnfjörð Bjarmason <ava...@gmail.com>: > 2009/5/21 Ævar Arnfjörð Bjarmason <ava...@gmail.com>: >> On Wed, May 20, 2009 at 6:53 PM, Sebastian Spaeth <sebast...@sspaeth.de> >> wrote: >>> Ævar Arnfjörð Bjarmason wrote: >>>> I want to play with producing a heat map of the globe where "heat" is >>>> determined by the relative size of t...@h tilesets at z12. >>>> >>>> I could also use the tiles themselves, but I suppose the tilesets will >>>> be a better indicator of complexity. But whatever's easy. >>>> >>>> Could someone with access to the t...@h servers pretty please generate >>>> this for me? :) >>> >>> 20:51 < spaetz> http://tah.openstreetmap.org/media/filesizes.bz2 >>> 20:52 < spaetz> result of ls --file-type -l -R > filesizes >>> 20:52 < spaetz> takes some grepping, and cutting to get the raw sizes, >>> but the >>> info is in there. >> >> I converted it to something better using a hacky ad-hoc script (attached): >> >> http://u.nix.is/~avar/tile-sizes.txt.bz2 > > I went ahead and created a renderer so it now makes a heat map, it's > under applications/rendering/tah-heatmap in svn: > > http://trac.openstreetmap.org/changeset/15441 > > Example output here: > > http://u.nix.is/~avar/osm-heatmap.png
Using 32 times the median as the maximum value makes things somewhat better: http://u.nix.is/~avar/osm-heatmap-black-2.png _______________________________________________ dev mailing list dev@openstreetmap.org http://lists.openstreetmap.org/listinfo/dev
