0
votes
1answer
32 views

How to create polygon feature class from UTM coordinates?

I am working to create a polygon from UTM coordinates. The script I am using fails with a "must be a sequence, not float" error: Traceback (most recent call last): File "F:/sample/clipTiles.py", ...
2
votes
2answers
55 views

Check if a single feature is completely within another (arcpy)

I have a feature class that contains one polygon feature, and I need to check if said feature lies completely within another polygon feature. Used selectLayerByLocation and then retrieved the count ...
1
vote
1answer
67 views

Iterating over all features in featureclass to intersect them individually with polygon using ArcPy?

I've got a point featureclass, and I'm trying to individually intersect each feature with a polygon featureclass to get some information about which polygon each feature is in. I did one intersect ...
-1
votes
1answer
47 views

Determining if polygon contains point to populate point's field with polygon's name using arcpy.da?

Am trying to check if the points in a point shapefile are contained within a polygon shapefile and if so, to populate a field in the point shapefile with the name of the polygon and to populate the ...
2
votes
1answer
43 views

How to check how much of a line (percentage-wise) is covered by a polygon in arcpy?

I'm searching for an efficient way to check if a line is covered by a polygon (see image, this case should return 2x "true"). Right now I only check wether a line is within a buffer with ...
0
votes
1answer
40 views

Add a field to output feature of a geoprocessing tool?

I am running the Watershed tool and RasterToPolygon tool in a loop for a number of points: flowdir = "flow.tif" flowacc = "flowacc.tif" pnts = [arcpy.PointGeometry(arcpy.Point(x=0.0, y=0.0, ID = ...
1
vote
0answers
65 views

Convert polygon feature to line feature

I have a polygon shape-file i need to extract the line segments where the polygon features intersect each other and also the segment where they don't. Can we automate this process or can scripting ...
0
votes
2answers
251 views

ArcGIS 10.1 - Using Polygon Neighbors with dissolved polygons

I've used polygon neighbors to find all neighbors of a polygon layer, which I then use to look up all possible neighbor combinations and dissolve the polygons into all possible combinations of two ...
3
votes
2answers
146 views

Detecting ring direction of a polygon using ArcPy

I am using ArcPy in ArcGIS 10.1 to process some geometry using the arcpy.da data access module. However I have run into a problem with complex Polygons that contain inner rings/holes. From the ...
1
vote
0answers
60 views

Are polygons created in Arcpy built in any order?

My script uses a search cursor to evaluate polyline coordinates and build polygons based on those coordinates. The script works well, but I am curious as to whether anyone knows the order (if there ...
2
votes
1answer
181 views

Evaluate minimum points required to define polygons based on an error threshold

I need to build a model or write an algorithm to do this, which I would like you to share your ideas with me. here is my cadastral problem: I have plenty of polygons and I need to make a report of ...
1
vote
0answers
96 views

Is segment of polyline contained in polygon

I am pretty new to arcpy and am slowly learning all its functions. I have a scenario where I am traversing a polyline. I get a start point and an end point on the polyline and form a segment with ...
1
vote
1answer
609 views

arcpy points in polygon check

I have a list of points and a list of polygons both in a separate shape files. I am trying to write a ArcPy script to loop through the points, and then the polygons respectively and tell me when a ...
3
votes
3answers
342 views

How do I sort polygons by their latitude?

We have a set of polygons which we would like to sort and number according to their latitude. This will make it easier for local authorities to relate to the numbers of the objects. I have looked ...
3
votes
2answers
458 views

How to filter out multipart polygons and then buffer?

I've written a small script trying to accomplish the task described in the question title. It basically looks like: in_fc = '...' # Some shapefile goes here # Get the fields (column names) of the ...
4
votes
5answers
675 views

Python loop Polygon to raster not working

I want to convert a large number of different shp polygons to raster in ArcGIS 10.1, using an existing field column "class" for the new raster classes. I am not very fluent in python but I thought ...
6
votes
1answer
325 views

How to draw shapes with highest possible decimal accuracy

I am trying to read input of lat and long to draw the shape based on condition.The input is standard array of lat and long with 15 decimal accuracy. I am realizing - I am loosing some decimal accuracy ...
5
votes
1answer
1k views

Copy a polygon geometry in Arcpy

This to me sounded very simple so I am probably missing something basic here. What I need to do is to create a copy of a polygon shapefile to a new shapefile with slightly different attributes. Where ...
3
votes
2answers
348 views

How to select polygon features that have their centers outside of another polygon feature class

Since I only have Incorporated area feature class, how can I select census blocks that are in unincorporated area? Or not within any incorporated areas? Thank you. John
4
votes
1answer
1k views

Create overlapping polygons from contour lines

Working in ArcGIS 10, I have a set of contour lines representing density of commercial square footage, and I have a set of points representing local maxima for each peak of the dataset. For each ...