Changes between Version 234 and Version 235 of WKTRaster/SpecificationWorking03


Ignore:
Timestamp:
Aug 27, 2012, 11:04:02 AM (12 years ago)
Author:
pracine
Comment:

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  • WKTRaster/SpecificationWorking03

    v234 v235  
    146146  * from a polygon coverage could also be MAX_AREA, MIN_AREA, AREA_RANGE, AREA_SUM, AREA_MEAN, AREA_STDDEV, COMBINED_MAX_AREA, COMBINED_MIN_AREA, COMBINED_MEAN_AREA, COMBINED_STDDEV_AREA, AREA_OF_POLYGON_WITH_GREATEST_VALUE, AREA_OF_POLYGON_WITH_SMALLEST_VALUE, AREA_OF_POLYGON_WITH_MOST_FREQUENT_VALUE, AREA_OF_LEAST_FREQUENT_VALUE, VALUE_OF_LARGEST, VALUE_OF_SMALLEST, VALUE_OF_COMBINED_LARGEST, VALUE_OF_COMBINED_SMALLEST, WEIGHTED_SUM, WEIGHTED_MEAN
    147147
    148   * ST_EuclidianDistance() (see [http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools the GSoC project])
     148  * ST_EuclidianDistance() (see [http://trac.osgeo.org/postgis/wiki/PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools the GSoC project]) this function takes advantage of the KNN index of geometry to quickly find the geometry nearest to the pixel centroid and compute its distance.
    149149
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