Temporal extension for GRASS GIS 7: Difference between revisions

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'''Looking for the time series tutorial? See [[Temporal data processing]]'''
{{MovedToTrac|Grass7/TemporalExtension}}
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= Adding the time dimension to GRASS GIS raster, vector and voxel data types for field based applications using a time stamp approach =
= Adding the time dimension to GRASS GIS raster, vector and voxel data types for field based applications using a time stamp approach =


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** The '''creation date''' is of type datetime
** The '''creation date''' is of type datetime
** The '''modification date''' is of type datetime
** The '''modification date''' is of type datetime


* The '''absolute time table''' to store the absolute time stamps for each map. The layout is equal for raster, raster3d and vector maps. This table stores:
* The '''absolute time table''' to store the absolute time stamps for each map. The layout is equal for raster, raster3d and vector maps. This table stores:
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== New temporal modules ==
== New temporal modules ==


New temporal modules must be implemented for registration and un-registration and extraction of raster, voxel and vector maps in süacetime datasets:
New temporal modules must be implemented for registration and un-registration and extraction of raster, voxel and vector maps in spacetime datasets:
* tr.register, tr.unregister, tr.extract
* {{cmd|tr.register|version=70}}, {{cmd|tr.unregister|version=70}}, {{cmd|tr.extract|version=70}}
* t3.register, t3.unregister, t3.extract
* {{cmd|t3.register|version=70}}, {{cmd|t3.unregister|version=70}}, {{cmd|t3.extract|version=70}}
* tv.register, tv.unregister, tv.extract
* {{cmd|tv.register|version=70}}, {{cmd|tv.unregister|version=70}}, {{cmd|tv.extract|version=70}}
* Spacetime modules for resampling, interpolation, time stamp snapping and extraction must be implemented.
* Spacetime modules for resampling, interpolation, time stamp snapping and extraction must be implemented.


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* Update/creation of base table entries, so the SQL tables can be modified in low level GRASS GIS library functions (creation, deletion of maps)
* Update/creation of base table entries, so the SQL tables can be modified in low level GRASS GIS library functions (creation, deletion of maps)
* Selection of maps from spacetime datasets
* Selection of maps from spacetime datasets
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Latest revision as of 10:15, 1 February 2015

Looking for the time series tutorial? See Temporal data processing