Oliver Ammann<p>1,000+ newly digitised and georeferenced historical <a href="https://swiss.social/tags/maps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>maps</span></a> from the ETH Library collection are now online! 🗺️ Take a look!</p><p><a href="https://daas.library.ethz.ch/rib/v3/e-maps" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">daas.library.ethz.ch/rib/v3/e-</span><span class="invisible">maps</span></a></p><p><a href="https://swiss.social/tags/ethlibrary" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ethlibrary</span></a> <a href="https://swiss.social/tags/carte" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>carte</span></a> <a href="https://swiss.social/tags/georeference" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>georeference</span></a> <a href="https://swiss.social/tags/geotiff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geotiff</span></a> <a href="https://swiss.social/tags/historicalmaps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>historicalmaps</span></a> <a href="https://swiss.social/tags/bibliothek" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bibliothek</span></a> <a href="https://swiss.social/tags/library" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>library</span></a> <a href="https://swiss.social/tags/perpignan" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>perpignan</span></a> <a href="https://swiss.social/tags/france" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>france</span></a> <a href="https://swiss.social/tags/opendata" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opendata</span></a> <a href="https://swiss.social/tags/publicdomain" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>publicdomain</span></a> <a href="https://swiss.social/tags/foret" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>foret</span></a> </p><p>📷 "Essai d'une carte botanique et forestière de la France", Feuille de Perpignan, Paris 1897. ETH Library, Public Domain Mark / OpenStreetMap, 28.05.2025, Lizenz: ODbL 1.0</p>
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#geotiff
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Oliver Ammann<p>1000+ neue digitalisierte und georeferenzierte historische <a href="https://swiss.social/tags/Karten" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Karten</span></a> aus dem Bestand der ETH-Bibliothek: Schaut rein!</p><p><a href="https://daas.library.ethz.ch/rib/v3/e-maps" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">daas.library.ethz.ch/rib/v3/e-</span><span class="invisible">maps</span></a></p><p><a href="https://swiss.social/tags/ethbibliothek" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ethbibliothek</span></a> <a href="https://swiss.social/tags/maps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>maps</span></a> <a href="https://swiss.social/tags/carte" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>carte</span></a> <a href="https://swiss.social/tags/georeference" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>georeference</span></a> <a href="https://swiss.social/tags/geotiff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geotiff</span></a> <a href="https://swiss.social/tags/georeferenzierung" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>georeferenzierung</span></a> <a href="https://swiss.social/tags/historicalmaps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>historicalmaps</span></a> <a href="https://swiss.social/tags/bibliothek" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bibliothek</span></a> <a href="https://swiss.social/tags/library" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>library</span></a> <a href="https://swiss.social/tags/Kartensammlung" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Kartensammlung</span></a> <a href="https://swiss.social/tags/perpignan" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>perpignan</span></a> <a href="https://swiss.social/tags/france" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>france</span></a> <a href="https://swiss.social/tags/publicdomain" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>publicdomain</span></a> <a href="https://swiss.social/tags/foret" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>foret</span></a> </p><p>📷 "Essai d'une carte botanique et forestière de la France", Feuille de Perpignan, Paris 1897. ETH-Bibliothek, Public Domain Mark / OpenStreetMap, Stand: 28.05.2025, Lizenz: ODbL 1.0</p>
MisterOpenData<p>Hier gibt es doch bestimmt Leute, die sich gut mit <a href="https://norden.social/tags/GeoDaten" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GeoDaten</span></a> auskennen. Ist dies wirklich eine <a href="https://norden.social/tags/GeoTIFF" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GeoTIFF</span></a> Datei? </p><p><a href="https://opendata.schleswig-holstein.de/data/elmshorn/Bebauungsplaene/B%20130/Elm_BP_130_Geotiff.zip" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">opendata.schleswig-holstein.de</span><span class="invisible">/data/elmshorn/Bebauungsplaene/B%20130/Elm_BP_130_Geotiff.zip</span></a></p><p>Normalerweise werden die von QGIS gleich an der richtigen Stellen platziert, diese aber nicht. Die TIFF-Datei scheint nicht die benötigten Metadaten zu haben.</p><p><a href="https://norden.social/tags/gischat" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gischat</span></a> <a href="https://norden.social/tags/gis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gis</span></a></p>
💧🌏 Greg Cocks<p>Updates To New Zealand Topo50 Map Coverage - Toitū Te Whenua Land Information New Zealand<br>--<br><a href="https://www.linkedin.com/posts/toit%C5%AB-te-whenua-linz-_our-talented-cartographers-have-been-busy-activity-7274891422502195200-mCGe" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">linkedin.com/posts/toit%C5%AB-</span><span class="invisible">te-whenua-linz-_our-talented-cartographers-have-been-busy-activity-7274891422502195200-mCGe</span></a> <-- shared post<br>--<br><a href="https://www.linz.govt.nz/products-services/maps/new-zealand-topographic-maps/topo50-map-chooser" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">linz.govt.nz/products-services</span><span class="invisible">/maps/new-zealand-topographic-maps/topo50-map-chooser</span></a> <-- Topo50 NZ Map Chooser<br>--<br><a href="https://www.linz.govt.nz/products-services/maps/new-zealand-topographic-maps/topo50-map-chooser/topo50-map-bs24-mount-robert" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">linz.govt.nz/products-services</span><span class="invisible">/maps/new-zealand-topographic-maps/topo50-map-chooser/topo50-map-bs24-mount-robert</span></a> <-- Topo50 map example - BS24 - Mount Robert<br>--<br>H/T Toitū Te Whenua Land Information New Zealand<br><a href="https://techhub.social/tags/GIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GIS</span></a> <a href="https://techhub.social/tags/spatial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spatial</span></a> <a href="https://techhub.social/tags/mapping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mapping</span></a> <a href="https://techhub.social/tags/map" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>map</span></a> <a href="https://techhub.social/tags/papermap" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>papermap</span></a> <a href="https://techhub.social/tags/geotiff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geotiff</span></a> <a href="https://techhub.social/tags/opendata" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opendata</span></a> <a href="https://techhub.social/tags/NewZealand" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NewZealand</span></a> <a href="https://techhub.social/tags/coverage" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>coverage</span></a> <a href="https://techhub.social/tags/usecase" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>usecase</span></a> <a href="https://techhub.social/tags/Topo50" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Topo50</span></a> <a href="https://techhub.social/tags/download" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>download</span></a> <a href="https://techhub.social/tags/topographic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>topographic</span></a> <a href="https://techhub.social/tags/AI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AI</span></a> <a href="https://techhub.social/tags/machinelearning" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>machinelearning</span></a> <a href="https://techhub.social/tags/emergencyresponse" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>emergencyresponse</span></a> <a href="https://techhub.social/tags/planning" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planning</span></a> <a href="https://techhub.social/tags/urbanplanning" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>urbanplanning</span></a> <a href="https://techhub.social/tags/tramping" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>tramping</span></a> <a href="https://techhub.social/tags/tourism" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>tourism</span></a> <a href="https://techhub.social/tags/leisure" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>leisure</span></a><br>@Toitū Te Whenua Land Information New Zealand @LINZ</p>
Jakub Nowosad<p>How much can we gain from GeoTIFF compression? You can learn it from a blog post by Jens Wiesehahn.</p><p>Post: <a href="https://buff.ly/4havwHh" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">buff.ly/4havwHh</span><span class="invisible"></span></a></p><p><a href="https://fosstodon.org/tags/gischat" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gischat</span></a> <a href="https://fosstodon.org/tags/gdal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gdal</span></a> <a href="https://fosstodon.org/tags/geotiff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geotiff</span></a></p>
Keith Jenkins<p>Thinking about creating a GeoTIFF of a topo map where the overviews are actually different zoom levels (with different labelling etc.) rather than just different resolutions of the same image.</p><p>Does anyone already have a workflow for this? (GDAL commands, etc.)</p><p>Or is this a bad idea?<br><a href="https://mapstodon.space/tags/gdal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gdal</span></a> <a href="https://mapstodon.space/tags/geotiff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geotiff</span></a></p>
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