All Questions
Tagged with vectorization arcgis-desktop
34
questions
0
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34
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How is it that ArcMap and QGIS produce feature classes with different numbers of points and different coordinates from the same TIFF?
I have a 300m by 300m B&W TIFF map of Brazil, and I need to convert all the pixel values into a point feature class. When I do it in ArcMap using Raster to Point, I get a feature class with 92,054,...
0
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0
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42
views
Raster Values into Gridded Polygons with Same Cell Size using ArcMap
I have data in the form of a raster with 1 km x 1 km cells. I need to transfer it into a vector polygon grid layer (USNG) which also has 1 km x km cells, but has divergence around UTM zones and does ...
1
vote
1
answer
873
views
Using TIFF file in Intersect tool of ArcMap
I am attempting to do some geoprocessing with a CSV file and a TIFF file (trying to use the Intersect tool), but am experiencing some trouble with it. I can't seem to be able to input the TIFF file as ...
1
vote
1
answer
741
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Converting Raster to Polygon in ArcMap
I've prepared my Shapefile in ArcMap 10.7.1 by Raster to Polygon. When I am opening this shapefile in ArcMap its showing a rectangular polygon around the shapefile like this:
When I select this ...
1
vote
1
answer
178
views
Automatic Vectorisation in ArcGIS
Is there any method or tool/model for ArcGIS to draw automatic line based upon raster data values.
E.g i have a DEM and i want to automatically generate a line feature passing through all those pixels ...
0
votes
2
answers
106
views
Two-value raster to generalized polygons (join pixels close together into one polygon) with short computation time in QGIS or ArcMap [closed]
I want to create application map for agriculture based on NDVI map. I have theoretical way how to do it.
My raster has two values (1 - red, 0 - green), the raster is quite big (100 hectares with 6 ...
1
vote
2
answers
822
views
Converting raster to polygon through ModelBuilder?
I have a set of raster which I want to convert to the polygon.
Below is the model I prepared, but its showing below error.
I checked the error code, which explains Alter the name to remove any ...
0
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0
answers
204
views
Polygon to Raster conversion: Raster shifted ~10m horizontally. How to fix?
I converted a number of polygons into a raster. The cell size is correct but the raster has shifted ~10m horizontally.
Is there an issue with my method or is there a tool I can use to fix this?
-2
votes
1
answer
91
views
Loading georeferenced map TIFF image into shapefile using ArcMap?
I need to add this Lake County townships map into a shapefile that contains other counties' townships. The shapefile's fields are: Township, Shape, Shape_Length, Shape_Area and County.
How can I do ...
2
votes
0
answers
118
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Completing dashed line shapefile feature that was created with ArcScan?
Using ArcScan to vectorize a raster floodplain boundary map, I have selected the area, run ArcScan in the area, to output a Shapefile of the line. ArcScan worked to create the line, and it is a dashed ...
0
votes
1
answer
513
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Identifying /vectorizing / classifying cliff bands ArcMap
I am working in ArcMap 10.5. I'm trying to identify cliffbands throughout my county, and to assess their approximate height. I've found a source of 1 meter resolution LIDAR data, which I have ...
0
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0
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54
views
Pulling Data off PNG map scan using ArcGIS Desktop?
I have scanned a map with several trade routes on it and georeferenced it on top of a hydrology (river system) map of the U.S. The scanned map is a PNG file.
How can I pull off the trade routes?
...
2
votes
0
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233
views
Raster to Polygon Conversion with shift [closed]
The Raster to Polygon Conversion results in strange polygons. I must have changed something in the settings, but have no idea what it could be.
Does anyone can help?
The red line is the polygone ...
1
vote
2
answers
865
views
Error "generate features" with ArcScan vectorization
Windows 10, ArcGIS 10.4.1/ArcScene 10.4.1.5686
I have a geotiff that I pulled in from a pdf. I'm in an edit session of ArcScan and when I Show Preview, the output looks great. However, whenever I try ...
-1
votes
1
answer
817
views
How to create vector roads center lines from raster?
I need to know how to create roads vector center lines from raster using ArcGIS.
I have tried to use Iso Cluster Unsupervised classification tool to classify raster and set it to 30 classes. After ...