Questions tagged [buffer]
A region enclosing a point, line, or polygon at a specified distance.
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Error adding buffer to polyline in ArcMap 10
As the next step to what I did in this previous question, I would like to add a buffer to a polyline, with 5 meters on either side.
I tried adding buffer to two versions of the line, one in ...
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Understanding why buffers not circular in QGIS?
I would like to select areas under a particular circular radius in QGIS. I believe this is accomplished with the buffer tool, but when I specify the radius the area is not circular.
How to make them ...
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How to Buffer with intersections in QGIS
I am buffering a layer of facilities (points). I will then use the buffer to clip and intersect another layer, containing resources.
I want to answer the question, how much of the resource lies ...
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Buffer in ArcView/Basic vs ArcInfo/Advanced level licenses of ArcGIS Desktop?
I have ArcGIS Desktop 9.3.
Is Buffer only available with an ArcInfo (called Advanced from 10.0) or is there a way to buffer with an ArcView (called Basic from 10.0) level license?
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WARNING 000632: datum conflict when creating buffer in ArcGIS Desktop?
A buffer I created successfully executed, but I received the following message in ArcGIS Desktop 10:
WARNING 000632: Datum conflict between map and output.
How can I fix this?
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Using Buffer Wizard in ModelBuilder?
I am creating a model in ArcMap 10 and I need to use the Buffer Wizard tool to create multiple buffers within a polygon feature class. The problem is, I can't seem to place the Buffer Wizard within my ...
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Simulating the expansion of polygon features
I've got what I'm hoping will be an interesting question. I'm working on an assignment for an intro to GIS course that uses some Gulf oil spill data to introduce common vector-based spatial analysis ...
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"Item not found in this collection" when trying to set the Shape on IFeatureBuffer
I'm working on code to open a 3rd party data file and convert it into a collection of features in a custom layer based on FeatureLayer. I have had no issue importing the data itself (nodal data for ...
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Creating one-sided buffers or parallel lines in PostGIS?
I'm looking for a way to create so-called one-sided buffers or parallel lines in PostGIS. Example: 1. buffer, 2. one-side, 3. both-sides
I've found some discussion on the mailing list from 2009 and ...
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Improving upon ArcGIS Buffer/Dissolve performance?
I'm wondering if anyone else has experienced significant performance penalties when using the ArcGIS buffer function with the 'dissolve' option on point features. My dataset is a shapefile of 260 ...
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Compound variables in Model Builder?
I'm trying to create a model wherein one of the parameters is a compound variable, that is made of multiple variables joined together. How can this be done?
For example: create an insider buffer ...
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Inside buffer with attributes in ArcGIS?
How can I create buffers for polygons that:
a) lie only inside the polygon boundary, and
b) know who their parent is?
An example of where this is useful is First Nation Traditional Territories. ...
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Buffers of public transportation transit times
I'd like to be able to create buffers/zones/rings of transit times using Denver's public transportation system. For an example of what I'm talking about, check out triptropnyc.com - I don't need it ...