30m is the 3.0 NASA DTM and the 15m is the renderized model of the image. All the process is described in an Spanish post (soon in English) in our blog (https://clustergis.wordpress.com/2016/03/05/the-earths-relief/) This version of NASA DTM fills the voids with GDEM an GMTED 2010 data.
2016-03-16 22:04 GMT+01:00 moltonel <molto...@gmail.com>: > > > On 16 March 2016 18:05:12 GMT+00:00, clustergis <cluster...@gmail.com> > wrote: > >In the ClusterGIS association (http://clustergis.org) we have made a > >global > >model of relief of high-resolution (15m/px), in geotiff format. > > > >Data can be downloaded from the page http://theearthsrelief.com with CC > >BY > >license. > > Thanks very much for this. Where did you get the 15m data from, if NASA's > SRTM is only 30m ? Is it via postprocessing of 30m sources ? What about > areas where SRTM has holes, like in high-altitude ? > -- > Vincent Dp >
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