The act of comparing or the process of being compared.

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How to compare polylines attribute from the same GRID cell in ArcGIS 10?

I need some help because I do not know how to model this issue: I have two polyline shapefiles. They have an attribute that I need to be compared. These are roads from different sources. So, I have ...
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36 views

Comparing routes

I am looking for a way to compare routes of 2 or more persons to be taken by car. Person 1 has a starting point A1 and a destination point A2. Person 2 has a starting point B1 and a destination ...
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29 views

How successful are current metadata implementations in achieving its objectives

Metadata infrastructure is well established as an essential practice within the GIS community. Quoting from the FGDC: Metadata helps people who use geospatial data find the data they need and ...
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284 views

ArcGIS/arcpy: Geometry object comparison methods not working. Do they take z values into account?

I have an arcpy script that makes calculations based on an input PolygonZ feature class. What I need to do in several places in the script is test whether a point falls within a polygon in 2D. In ...
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229 views

Manifold 'Link drawing to query' - can I do this in QGIS?

Manifold GIS allows the creation of dynamic drawings linked to queries. Unfortunately I do not have access to Manifold as my employer refuses to pay for it, so am currently investigating ...
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Trajectory comparison

I have mean-variance plots of NDVI over time for different data sets. How would I go about comparing the trajectories of these plots?
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273 views

What is difference between Geo BI (Geo-business Intelligence) and GIS (Geographic Information System)?

I tried finding information with difference between Geo Business Intelligence and Geo IS but unfortunately no clearly answer being found. What is different between Geo BI and GIS and its ...