Performance comparison GRASS vs. ArcGIS: Difference between revisions

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:'''Input data:''' Vector layer 'StatPolygon' from [http://www.arcdata.cz/produkty-a-sluzby/geograficka-data/arccr-500/ ArcCR500] dataset
:'''Input data:''' Vector layer 'StatPolygon' from [http://www.arcdata.cz/produkty-a-sluzby/geograficka-data/arccr-500/ ArcCR500] dataset
:'''Comparison:''' Windows Server Enterprise {{bullet}} Intel Xeon CPU E5520 2.27GHz 2.26GHz (2 processors) {{bullet}} 8GB {{bullet}} 64bit OS
:'''Comparison:''' Windows Server Enterprise {{bullet}} Intel Xeon CPU E5520 2.27GHz 2.26GHz (2 processors) {{bullet}} 8GB {{bullet}} 64bit OS
::*GRASS 7: <code>v.buffer input=StatPolygon output=Stat_5000 distance=-5000</code> &rarr; '''?sec'''
::*GRASS 7: <code>v.buffer input=StatPolygon output=Stat_5000 distance=-5000</code> &rarr; '''12sec'''
::*ArcGIS 10.2: <code>Buffer StatPolygon Stat_5000 "-5000 Meters" FULL ROUND NONE</code> &rarr; '''6min 50sec'''
::*ArcGIS 10.2: <code>Buffer StatPolygon Stat_5000 "-5000 Meters" FULL ROUND NONE</code> &rarr; '''6min 50sec'''


{{fig|buffer-negative-distance|Vector buffer with negative distance}}
{{fig|buffer-negative-distance|Vector buffer with negative distance|size=640}}

Revision as of 14:34, 19 December 2013

Vector buffer

Task: Create buffer around vector polygon with negative distance
Input data: Vector layer 'StatPolygon' from ArcCR500 dataset
Comparison: Windows Server Enterprise • Intel Xeon CPU E5520 2.27GHz 2.26GHz (2 processors) • 8GB • 64bit OS
  • GRASS 7: v.buffer input=StatPolygon output=Stat_5000 distance=-500012sec
  • ArcGIS 10.2: Buffer StatPolygon Stat_5000 "-5000 Meters" FULL ROUND NONE6min 50sec
Vector buffer with negative distance