GIS integration
Vector-Raster Alignment: Grid Origins and Boundary Decisions
A vector boundary and a raster grid represent space differently.
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THE ITSENSING JOURNAL
A clearer view of a changing planet.
Practical satellite reviews, remote sensing methods and GIS workflows. Explore the science, understand the limits, and take your next project into iT Sensing.
2880articles4topics
Methods and analysis
Thermal Comparisons for Urban Districts: Sentinel-3 SLSTR
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GIS integration
Raster Polygonization: Turning Classes into Honest GIS Features
Polygonization converts connected raster classes into vector geometry.
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GIS integration
Raster Zonal Statistics: Valid Area and Boundary Support
Zonal statistics summarize raster values within polygons or other units.
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GIS integration
Choosing a CRS for Area and Distance in Satellite Analysis
Coordinate systems support different geometric properties.
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GIS integration
ST_Transform Versus Assigning an SRID: Coordinates Must Actually Change
Assigning an SRID labels coordinates with a reference system; transforming computes coordinates in another system.
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GIS integration
PostGIS for Satellite-Derived Features: Queries Need Spatial Semantics
PostGIS extends PostgreSQL with spatial types and functions.
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GIS integration
GeoJSON for Remote Sensing Results: Geometry and Coordinate Conventions
GeoJSON represents geographic features using a JSON structure with defined coordinate conventions.
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GIS integration
GeoPackage for Satellite-Derived GIS Layers: Portable Context and Identifiers
GeoPackage stores supported geospatial content in a SQLite container under a defined standard.
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GIS integration
WMTS and Raster Tiles: Fast Display with Defined Resolution Levels
A tiled map service supplies prearranged image tiles on a defined matrix set.
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GIS integration
WCS for Quantitative Raster Access: Subsets, Units and Grid Semantics
A Web Coverage Service provides coverage data and supported subsets rather than only a rendered map.
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GIS integration
WMS for Satellite Maps: A Rendered Image Is a Specific Service
A Web Map Service returns rendered map images for requested layers and geographic extents.
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GIS integration
STAC Collections and Search: Dataset Scope Before Scene Selection
A STAC Collection describes a dataset’s extent and shared metadata, while search returns matching Items through a supported interface.
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