To limit or reduce the extent of one dataset by the extents or boundary of another.

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1
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2answers
222 views

Properly clipping shapefiles in QGIS [closed]

I'm looking for help getting the correct shapefile. I'm working off of the files provided by the canadian government at ...
1
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2answers
98 views

Separating a shapefile into separate shapefile based upon their features using a python script [duplicate]

I have a shapefile of a US. I need to make an individual shapefile for all the states in the US using a python in ArcGIS. How can I do it?
1
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0answers
66 views

How to define disturbed/clipped contours elevation for Volume Polygon?

I want to calculate surface volume for different layer on TIN surface. I am working on an area in Norway which is 1 km * 1 km. The aim is to calculate surface volume of different imaginary elevation. ...
2
votes
1answer
487 views

How to clip a raster by a shapefile in pyqgis?

Currently I am working with some satellite images (grib files) in pyqgis. As I want to work only with the cells in my study area, I need to clip the raster by a shapefile. I know I can do this by ...
2
votes
2answers
555 views

Mask image based on no-data pixels in another image with different projection - GDAL or Python

I've got a land cover image which covers the whole globe, and a satellite image which covers a very small part of the globe. These two images have different projections, co-ordinate systems and pixel ...
2
votes
1answer
95 views

how do i get a GDAL(using gdalwarp) clipped layer projected in pseudo mercator ESPG:3857 to not be shifted?

how do i get a GDAL rasterized layer projected in pseudo mercator ESPG:3857 to not be shifted ? i have a vector layer projected in ESPG:3857,after rasterizing using this command: gdal_rasterize ...
1
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0answers
78 views

Batch Clip (Editing Session)

I'm trying to correct some topology errors in my geodatabase, now focusing on two feature classes: grass and buildings. They must not overlap. However, there are plenty of spaces where the grass was ...
1
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2answers
219 views

Mapserver WMS, features clipped and positioned

How can I prevent features being clipped at tile boundaries in an WMS layer as per the picture The arrow and line segments are being clipped when viewed in openlayers as a WMS layer. The map file ...
1
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0answers
30 views

Can I tell QGIS to load/show only a part of an image?

can I tell QGIS to load/show only a part of an image without to extract this region as an extra/ new image?
1
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3answers
320 views

How do I calculate the new shapefile areas after clipping?

I'm working with the WWF ecoregions, which use the GCS_WGS_1984 geographic coordinate system. I have clipped the ecoregions with a species range (consisting of two polygons), but the new attribute ...
0
votes
2answers
60 views

Polygon Data to Fit Raster

I'm working with an NHD Flowline of streams and rivers in NC, and I'm trying to only retain the ones in the raster. I tried to convert to the raster to a polygon and was going to clip them, but in the ...
1
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1answer
114 views

arcpy clip_managment migration from arcpy 10.1 to 10.2

i've created script using arpy with arcgis 10.1. One of the goal is to clip raster via shp file, which contains one feature. it worked perfect. after migration to arcgis 10.2 i've noticed some ...
0
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1answer
316 views

How can i clip vector layer in qgis and python?

I want to write a python function to create a shape file layer from clipping an input layer using a mask. Does someone know the way how to do it?
5
votes
2answers
2k views

Batch Clip in ModelBuilder of ArcGIS for Desktop?

I have multiple rasters and feature classes that I want to clip to a study area. I am pretty new to ModelBuilder. I know you can right click the clip tool to batch clip outside of ModelBuilder but ...
3
votes
4answers
2k views

Clip a raster using a shapefile into multiple rasters?

I have a raster file representing a large area and a shapefile of 30 polygons representing watersheds. I would like to clip the raster with the shapefile to create 30 rasters representing each ...
4
votes
1answer
94 views

Cutting Raster using two Polygons as Masks

I am trying to cut this raster in order to drop the outside of the walls white area and the area with the dots. I made one step using as mask the green polygon but i couldn't remove the inside of the ...
1
vote
1answer
90 views

Need to use xlsx data to clip a shapefile

I have an Excel table with just one column, with 1150 records, each of them a species name. I also have a shapefile with 24,000 records, each of them a species name and its geographic range. I need to ...
2
votes
0answers
73 views

Can I clip raster maps by vector boundaries on fly while serving them via geoserver?

I have a lot of georeferenced raster topographic map sheets which contain not only map itself, but some sketch elements like legends, stamps outside the map frame. I want to make seamless coverage ...
1
vote
1answer
82 views

Calculate 2D line of site from line layer and polygon layer using ArcGIS 10

I'm trying to run an analysis where I need to clip a radiating lines layer by land features to get the maximum distance from the central point to the nearest obstacle. What I have is a large line ...
11
votes
5answers
8k views

Performing a reverse clip in ArcMap?

Is there a way to perform a 'reverse' of the clip function in ArcMap, I'm not exactly sure how to explain this so here's a diagram:
2
votes
1answer
204 views

Raster topo map “collars” overlap

I am using QGIS 2.0. I have downloaded USGS 1:100,000 topographic maps which show adjacent areas. The topographic maps were digitized with the borders (I've seen them called "collars", I think) as ...
1
vote
0answers
165 views

Inaccurate result while clipping on gis data

I am trying clip polyline data using a polygon geometry. I am using itopologicaloperator to do this task. However, resultant clipped data is off by 1 feet. Meaning that the polylines at the boundaries ...
0
votes
3answers
1k views

Possible to Clip Imagery Services Layers from ArcGIS Online?

The new Landscape layers such as the various Soil type imagery services look like a great resource. Does anyone know if it possible to clip out small areas of the Landscape imagery service since I ...
3
votes
2answers
774 views

combine raster with another raster mask file - gdal

I have 2 rasters in GeoTiff format. One has all of the land and water and the other is a mask file that shows either 0 for water or 1 for land. I basically want my output to just have the land values ...
1
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1answer
122 views

Clip raster with shapefile

I want to clipping raster (Lidar) with shapefile in qgis ver.2.0.1. Which plugin in qgis could I use it ? Thanks for help me.
1
vote
2answers
904 views

How to clip an Openlayers OSM Background to a Vector Boundary?

I'm new to QGIS. In my project i have two layers: one is my vector (city boundaries) and the other is the OSM (obtained with the plugin). How can I cut the OSM along the edges of the vector? I want to ...
1
vote
1answer
225 views

Problem changing CRS to enable clip function

I have two layers, one point file and one polygon. The point file is in WGS 84 and polygon in NAD83-UTM10. The project CRS is NAD83-UTM10. They project fine with on-the-fly projection turned on. I ...
0
votes
1answer
292 views

How to clip point features by polygon grid?

I am trying to adapt the "Batch clip in ArcGIS 10" script I found on GIS.StackExchange to my needs. I would like to do this in Python as a learning experiment. My data: Point data Standard numbered ...
1
vote
1answer
5k views

How to clip a line layer based on polygons with QGIS?

I have a line layer and a polygon layer. Both files have the same SRS. I want in a new shape file only the lines covered by the polygons. I tried in QGIS the Vector -> Geoprocessing -> Clip ...
2
votes
1answer
93 views

Raster clipping over 1300 km2 orthophotos

I have all of Denmark in 25 cm orthophotos added to my ArcMap (mosaic dataset). I've added a polygon of an area covering over 1300 km2. I've used the raster clip tool to clip the data into a new ...
1
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0answers
67 views

How to Clip a Raster dataset so that it is smooth along a boundary [closed]

I know how to clip a raster, however I need it to be smooth along the edge of a boundary and not jagged as can be seen in the image.
2
votes
1answer
655 views

How can I clip this shapefile in Arcmap?

I'm trying to clip one shapefile with another in ArcMap 10.1, but every time I try I get an error saying "overlay not polygon". I'm pretty new to GIS - is clip the right tool to be using here? I've ...
0
votes
2answers
441 views

Clipping polygon layer into multiple polygons via model builder?

I have a huge polygon layer created from a raster, and over that I have a watershed shapefile. I need to run a land-use regression process on each individual watershed so I'd like to clip and export ...
5
votes
1answer
2k views

What is the distinction between Difference and Clip in QGIS?

What is the primary distinction between the Difference and Clip geoprocessing tools in QGIS?
3
votes
2answers
113 views

Clipping multipart polygons iteratively

I have a shapefile of buffers (n=10) and a shapefile of watersheds (n=10). Both shapefile contain overlapping features. I would like to clip each watershed feature with it's corresponding buffer, ...
0
votes
1answer
564 views

Clip geodatabase containing vector and raster data

I have a fairly large file geodatabase in ArcGIS 10.1 containing both vector and raster datasets. Generally, I only want to work on a small extent at a time. Is it possible to clip a geodatabase to a ...
6
votes
3answers
2k views

Best way to clip a large raster ECW file ?

I am trying to clip a large ECW (details below) but the raster file is too big to be processed entirely. Some details of the ECW below Driver: ECW/ERDAS Compressed Wavelets (SDK 5.0) file size: ...
2
votes
1answer
232 views

Batch Update Fields in Field Calculator or Model

I have a dataset of block-level census data that I clipped to an Illinois State Senate district. To update the data (e.g. for population) I'm applying an area multiplier, i.e taking the area of each ...
0
votes
3answers
655 views

How to crop an image based on a shapefile using GeoTools

I'm writing a web application using GeoTools (it's Java running in a web container). I need to crop a raster file based on a shape file. The core GeoTools documentation and examples I can follow ...
5
votes
1answer
1k views

How do I clip OSM basemap with a polygon?

I've created a map in qgis 2.0. The map uses the OpenLayers plug-in to add the OSM layer as a basemap. I would like to restrict the basemap to be visible only inside a given polygon defined in a ...
2
votes
1answer
384 views

Split single raster within multiple polygons

I have a raster ('slope') which content only one attribute in the table. On the other hand I have a feature which content several polygons (catchments) in the attributes table. I would like to obtain ...
2
votes
1answer
208 views

Change Values of Georeferenced Raster

I am using QGIS to georeference B&W images. I have now done this and would like to set the black surround of the image (as a result of the georeferencing) to transparent but this does not work as ...
1
vote
1answer
340 views

clip one layer with the current map layers

I work in a little companie where the main goal of employees in GIS is to have a quick view of the issues on a study area. It would be very useful to have a tool wich clip all the layers of the ...
1
vote
1answer
82 views

Area surface doesn't match

I have three municipalities with a total surface of 178 sq km. I want to analyze land cover of those municipalities using both LANDSAT images with a pixel size of 30 x 30 meters and SPOT with a pixel ...
2
votes
0answers
55 views

Quick Way to Finish Area of Interest GIS Data Export Requests

I would say that after custom map creation, data requests are the most frequent GIS requests I have on a daily basis. Now they don't take long, but they add up and I have much more important work to ...
1
vote
2answers
510 views

Can I prevent QGIS raster clipper from changing output cell/pixel size?

I have performed a DEM extraction using the clipper tool in QGIS 1.9.0 Master, using a mask layer, the original resolution of the DEM is 20x20 but in the resultant DEM the new resolution is ...
5
votes
2answers
552 views

Clip polygons with other polygons based on matching attributes

I have two shapefiles, one which contains event locations and the the other of which represents regions where events take place. Events polygons with year and region_name attributes Regions ...
2
votes
1answer
201 views

Clipping by geomtery results in Raster extent slightly different to input geometry?

The raster using arcgis geoprocessing is cliped with a feature, reading it's geometry and as a result, rasters extent slightly differs. Extent of geom: str(row.shape.extent) '570600,537958652 ...
0
votes
0answers
76 views

Unwanted lines when cutting & merging polygons

I am using QGIS version 1.8.0. Sometimes when I cut or merge polygons I get unwanted lines left in them. On zooming in to them they do not appear to be slivers. Is there a way of getting rid of these ...
0
votes
2answers
151 views

Can Vector grid shape file be clipped with Satellite image in qgis?

I am working in open layers plugin in QGIS. in order to project the satellite image wit respect to vector shape file i am having, Andre Joost suggested me to create a vector grid with crs sysytem of ...