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How EO expertise powers agri-monitoring decisions (Part 2)
This blog post is the second part of a multi-post series. Introduction The first part of this blog post series introduced the Area Monitoring System (AMS) and the EO-WIDGET project. Furthermore, it co…
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GeoServer 2.21.0 Release
GeoServer 2.21.0 release is now available with downloads (bin, war, windows), along with docs and extensions. This is a first release of the new stable branch of GeoServer and is made in conjunction …
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MapGuide dev diary: ... and now we begin the great migration
Previously, we made some important breakthroughs on the PHP8 binding for MapGuide. Our sanity PHP tests passed (meaning that the core essentials of the MapGuide API were working), but the main PHP tes…
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Concave Hulls of Polygons
A common spatial need is to compute a polygon which contains another set of polygons. There are numerous use cases for this; for example:Generalizing groups of building outlines (questions: 1, 2) Cre…
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Contributions to QGIS LTR 3.22
Contributions to QGIS LTR 3.22 The latest long-term released (LTR) version of QGIS is 3.22. The first bugfix release of 3.22 with this status is version 3.22.4 released in late February 2022. This ver…
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GDAL 3.5.0 is released
On behalf of the GDAL/OGR development team and community, I am pleased to announce the release of GDAL/OGR 3.5.0. GDAL/OGR is a C++ geospatial data access library for raster and vector file formats, d…
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GeoServer 2.21-RC Release Candidate
GeoServer 2.21-RC release is now available with downloads (bin, war, windows), along with docs and extensions. This is a GeoServer release candidate made in conjunction with GeoTools 27-RC and GeoWeb…
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Using Outer Hulls for Smoothing Vectorized Polygons
The electrons were hardly dry on the JTS Outer and Inner Polygon Hull post when another interesting use case popped up on GIS StackExchange. The question was how to remove aliasing artifacts (AKA &qu…
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Outer and Inner Polygon Hulls in JTS
The JTS Topology Suite recently gained the ability to compute concave hulls. The Concave Hull algorithm computes a polygon enclosing a set of points using a parameter to determine the "tightness…
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MapGuide dev diary: Another (tangential) breakthrough!
Since I got the basic sanity checking PHP script running without crashing, there was one problem remaining around MgByteReader contents being read incorrectly. This turned out to be another out-of-dat…
