Mar 13, 2019, 2:34 PM by cascaf...@gmail.com: > > Il giorno mer 13 mar 2019 alle ore 12:16 Tom Pfeifer <> > > t.pfei...@computer.org <mailto:t.pfei...@computer.org>> > ha scritto: > > > I think you misunderstand. OSM is based on locally sourced, handcrafted > > data. That creates the high quality > Have youi ever seen hot tasks results? Huge building polys, mixed > misalignments, nonxistent tags... lots of poor quality stuff and, worst of > all, everything mixed to (few) high quality surveys... but it seems they are > useful...of course they are: later you can improve them. > > Import means data are copied from another database into OSM. That means, > > somebody else collected the data. This collector has made his own mistakes. > > All databases contain errors, or outdated items, even if they are labelled > > official, governmental etc. > Extremely low quality of HOT mapping (in part, maybe mostly remote mapping, not local surveys) is other big problem and I would not lump HOT organized mapping with local mappers.
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