Questions tagged [select-by-location]

Select features based on their geographic position relative to features in another layer

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2answers
28 views

QGIS Select by location QGIS 3.10.3 no precision parameter

I have two layers, one polygon of output areas in the UK and a point layer of retail centers. I want to use select by location to find out how many output areas are within 1 km from a retail center. ...
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1answer
752 views

QGIS select by location doesn't use selected features only

I'm using QGIS 2.14.3 - Essen (but have also tried 2.18.12 Las Palmas) Using 2.14.3, if I select one feature in a vector layer, and then use [Vector][Research][Select by Location], I have the option ...
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14 views

Selecting points on surface using ArcScene

I have a 3D surface and tons of points, and I want to only select points on the surface. How can I select these points?
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3answers
327 views

Select multiple rasters from location

I have a lot of rasters (almost 4000) wich are representing individual glaciers in the Alps. I would like to select only the rasters located within the french border. As I have no information in the ...
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2answers
386 views

How does QGIS determine the first located feature option when using QGIS Join by location?

I have used QGIS process 'Join Attributes by Location' in one of the models I have built and I have now been asked to explain in detail exactly how the model is determining the results. I am using it ...
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1answer
87 views

Creating multi-ring buffers around points in a single layer and for each point selecting neighbors within a specified radius in R

I have a CSV file of data on a set of 3000 points (locations) with respective coordinates and a number of attributes. I want to perform a regression analysis that takes cognizance of any spatial ...
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2answers
27 views

QGIS - Can't select Inputs for Select by Location algorithm in Graphical Modeler?

All the other questions I've seen so far are a step ahead of me. I've defined an Input for a vector layer, and am trying to use the Select by Location Algorithm. I typed the name of my Input, but the ...
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2answers
91 views

Selection/Extraction of features based on location AND attribute

My data consists of a point layer (iceberg positions containing their acquisition date as attributes) and a polygon layer (areal extends of DEMs also containing the acquisition date). My aim is to ...
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0answers
36 views

QGIS - graphical modeler aka. processing toolbox - update only selected fields

I have two layers: point layer representing some house addresses. polygon layer representing some kind of territory. What I'm trying to do is, create a model where I select the points inside the ...
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1answer
90 views

“Select by location” fails for points touching/intersecting on lines

I try to use the "Select by Location" tool in QGIS 3.10 to: Select points in one layer located on lines of another layer (I am using "intersect" option but I have also tried the ...
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1answer
25 views

Intersecting with then without a buffer in ModelBuilder [closed]

I'm pretty new to ModelBuilder and trying to create a model in which I take a point layer and intersect it with a polygon layer. Basically, I need the model to first run an intersect with no Search ...
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1answer
32 views

Selecting features by location in QGIS (boundaries_touches)

Is there a tool or function in QGIS which can select features of one layer which are located on the boundaries of another layers features? In ArcGIS it's the "select features by location" ...
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1answer
19 views

ArcGIS: Selecting features from a grid layer which are on the edge of another feature by location

I have two layers which come from the same data source. The first one is a vector grid layer which contains 1km x 1km features and looks like this: The second one is the grid layer dissolved into Sub-...
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1answer
21 views

Selecting polygons from file 1 based on their location within file 2 using ArcMap?

I'm working on a project right now where I want to find the census tracts within a particular traffic analysis district. I may just be blanking on it, but I'm working with two files. The first has ...
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2answers
4k views

Saving/exporting selected features in QGIS

I would like to save my attributes selection as a layer. I have read on other posts to do it by selecting the layer with the attribute selection, then right clicking on it and choosing "save ...
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0answers
19 views

Mongo geoWithin problems reading from collection

I have a data set with geo points. { _id ...other fields... location: { type: "Point", coordinates: [0,0]}} What I have been attempting to do is filter out and delete any documents that ...
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2answers
54 views

Identifying which lines cross building polygons using ArcMap?

I have the following lines generated from coordinates with XY to Line. I would like to select and delete the lines which cross and are contained within the buildings. I need to do this to find the ...
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1answer
17 views

Selecting feature (point) based on specific attribute value(s) of another layer using ArcGIS Pro

How do i select a feature (point) based on a specific attribute value(s) of another layer? Scenario: One layer (map) polygons representing disease risk across a continent, with several columns ...
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1answer
53 views

Select By Location and Calculate Field in ArcPy

I have a point shapefile and a polygon shapefile and want to set the field "Present" to 1 if it intersects with the polygon in ArcPy, but I am having trouble with the SQL syntax for select ...
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0answers
18 views

How can I identify points that share similar attribute with polygon features based on the attribute & distance between the two?

For Example; if both the point & polygon features have an ID field, I need to flag the points if they share the same ID as a neighboring polygon & are w/in 2000ft of each other. I have tried ...
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4answers
87 views

Grid Selections in QGIS

I am using QGIS 3.10.2-A Coruña. I have a UK County Boundaries shapefile layer and a custom Grid (gpkg) layer with a fixed distance of 1.5 miles between intersections in both planes (eastings & ...
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1answer
174 views

Earth Engine Cascading selects - redraw/highlight on select

I am trying to create a scenario in Earth Engine where a user has three drop down selects. On each select, the next select will be filtered by spatial intersections of the first select, and the third ...
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1answer
41 views

Selection by location: select what is at the left of another layer

I would like to know if there is a way to select the part of a layer that is located at the left (or at the west) of another layer. I thought it would work with select by location, but I don't know ...
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1answer
85 views

Extract by location works improperly in PyQGIS standalone script

I have been trying to extract polygons from one layer that intersect a polygon in another layer, and another extract that is disjointed, and looping this over several files organized by date. When ...
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1answer
32 views

Calculate field: expression is not defined [duplicate]

I'm tyring to write a script the allow me to select a layer by location, then calculate a field of the selected feature. But I'm having issue with CalculateField_management. Here part of the script: ...
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1answer
135 views

Export current user location from locate control using button in Leaflet

I am preparing a mobile application, to determine the location of natural and cultural goods along a route that I have previously uploaded on Leaflet maps. I use the "leaflet locate control" plugin to ...
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0answers
22 views

Using multiple selection queries to calculate fields in ArcMap ModelBuilder

I am trying to calculate two fields based on a combination of select by attribute and select by location in model builder for road center lines. In my current model I have it set up so that I ...
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2answers
115 views

Analysing point attributes within polygons

I'm using QGIS 3.4.4. I have a polygon layer and a points layer. The points have the attributes district and streetname. How can a check if all the points within a polygon have the same district and ...
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1answer
14 views

Select features using a selected feature in ArcGIS Pro

Using a selected feature is it possible to select from a separate file to then extract? In this case I'm trying to extract points from within a given parish using a whole country parish layer.
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0answers
26 views

Impossible to access to select-layer-by-location result in an ArcGIS Pro script

I'm using ArcGIS Pro 2.5 with basic licence. I'm trying to select some polylines with another set of polylines recursively, if they're close enough. For this purpose, I use Select_layer_by_location ...
2
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1answer
110 views

Select By location QGIS 3.12 Not Selecting all Features within

I'm using QGIS 3.12, trying to do a simple select by location between two polygon layers. However, once complete it never brings back correct results (does not select all polygons within selected ...
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1answer
44 views

Efficiently referencing/connecting data without overlap

I am doing an analysis that places a buffer around X property, then identifies all the parcels within that buffer to store in a database and perform analysis on later. Currently, I have two separate ...
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0answers
10 views

Summary Within tool not matching Select by Location results

This seems like it should be simple but having trouble. Using ArcGIS Pro 2.4. What I would like to do: count the number of polygons from one layer intersecting polygons in another. In this case, I'm ...
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0answers
43 views

Find lines not related to any other lines

I have a pipes layer. I need query all dangling pipes, it isn't relationship any other pipes. I have attach image. Is there any method to do this?
3
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4answers
338 views

Selecting features with same geometry in same shapefile

I am working on a public transport network in one shapefile (polyline type) in QGIS 2.18. Certain bus routes share the same paths, means that one line-part can repeat more than once. It always has ...
1
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1answer
41 views

Output of an algorithm in QGIS Graphic Modeler

I use two Processing tools in a graphic Model in QGIS: 1-Select by Location 2-Select by Attribute The problem is that I can't get the output of the selection by location so that I can't use it as ...
2
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1answer
53 views

Select by Location multiple layers using ArcPy

Using ArcMap 10.3, I would like to Select By Location multiple layers using ArcPy. The error message states line 7 is not correct. I can't find the error though. "Water_Body_Boundary" is my source ...
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0answers
35 views

Selecting a line segment with an azimuth value closest to the azimuth value of another line segment in QGIS

I have a road network dataset and a dataset that consists of multiple disconnected lines of varying lengths in QGIS. Most of these lines are (largely) parallel to the road network, but their shape ...
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0answers
30 views

Using Select by Location in ArcGIS Pro

ArcGIS Pro 2.4.0 (trial version), up to date. Win 10, up to date. I'm new to GIS. I thought my task would be simple as I only have two layers: a shp file with many thousands of census tracts along ...
2
votes
1answer
10k views

How to get polyline latitude and longitude by click on polyline android?

I have set Polyline click listener like this : map.setOnPolylineClickListener(new GoogleMap.OnPolylineClickListener() { public void onPolylineClick(Polyline polyline) { int ...
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1answer
2k views

Selecting features intersecting a selection from another layer in QGIS

I have two large WFS layers in QGIS (2.16.3): one with polygons and the other with points. I've selected some of the features from the polygon layer and now I'd like to select all the features from ...
1
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1answer
59 views

Find features based on total overlap of another feature class

I have 2 polygon feature class's (A and B) that overlap each other. I want to select all the polygons of feature class A where the total overlapping area of feature class B polygons is less than 10m2 ...
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2answers
99 views

Automate saving features by results of join attributes by location

In QGIS v3.8.3 I have one shapefile of all US Census Tracts and another of ~1,000 US Counties. There are multiple tracts in a county. So I did a many-to-one join in Join attributes by location to add ...
1
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1answer
41 views

Spatial join based on by location and by attribute

I have tried to solve my problem using previous similar issues but I didn't find anything. I want to get direction for a shp (shapefile) with routes (polylines) and then to join this information in ...
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0answers
28 views

QGIS Channel Network - Merging all polylines

In QGIS I have created a Channel Network using the SAGA Channel Network Tool. I would like to select all the Channels and their upstream network which intersect the blue polygon. Of course the Select ...
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2answers
215 views

Select by location using separate features iteratively (pyqgis)

I am looking for a way to run select by location, specific to the features of the 'INTERSECT' layer. I have got bus locations and bus stops and want to figure out when the bus has entered and left ...
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0answers
36 views

Creating automatic sum column in ArcMap

Using ArcGIS 10.3 I have a table with different categories and would like to summarise each of them. I want it to work as well when these data are selected inside a polygon. Below is an example of ...
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0answers
31 views

I have polygon contain two lines; I want to select and delete the smallest shape length line

I have polygon contain two lines. I want to select and delete the smallest shape length line. Or clip the largest line length. Can't do it manually so I need a model idea or something.
2
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2answers
137 views

Select by location using for-loop in Python Terminal

I have two shapefiles ('drenagem' and 'rio_pri'). I need to loop through every feature from 'rio_pri' and save all those features from 'drenagem' that intersect 'rio_pri'. So I wrote the following ...
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1answer
94 views

Select by location tool Vs layer.getFeatures(QgsRectangle(xmin,ymin…)))

I can't make sense of the difference between: QGIS Select by location tool (Vector->Research tools->Select by Location") which gives the correct result :7 records match the extent: Creating a ...

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