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

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2
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0answers
38 views

Clip feature according to its areas

I have a layer that has several overlapping areas (coming from CAD). So usually I do a "SORT" (tool), so I can view all the features. However, I wonder clip a shape according to their areas, it's ...
3
votes
1answer
92 views

Clipping points by a polygon attribute in QGIS

I am trying to clip a point layer with a polygon layer. My polygon layer has multiple polygons (e.g. country with different states). I am wanting to clip the point layer based on the different states ...
1
vote
0answers
87 views

Clipping polygon using QGIS?

I want to clip a polygon using Qgis "clip" tool. The problem is that the resulting polygon presents areas that where not clipped off. The first screenshot shows the layer I want to clip using the ...
1
vote
1answer
132 views

Clipping raster-image increases file size

Working with QGIS 2.4.0 Chugiak I have a question regarding the clipping of raster images. I have an aerial picture that I want to clip using the extents of a shape file. So far so good, I used the ...
2
votes
2answers
237 views

QGIS 2.10.1 Clipping Algorithm Results In Empty Layer

I apologize for the redundancy of this issue, but I have explored all the information I could find over the past couple days and have yet to find a solution to what seems to be a very simple task. I ...
2
votes
1answer
36 views

QGIS: How to scale attributes when clipping / intersecting

I'm working on a project involving a ratio of frequent travellers / population divided in Forward Sortation Areas from Canada Post (FSAs are the first three characters of a postal code: A1A). I ...
0
votes
2answers
93 views

Why are my raster images losing quality when they are clipped?

I'm using the ArcGIS data management clip tool for raster, a jpg file. It is being clipped with a polygon. After the clip is successful, the clipped image is appearing in lower quality and the colors ...
1
vote
1answer
87 views

Clipping a coloured raster with polygon shp in gdalwarp changes original values, why?

I need to clip my raster based on a polygonal shapefile, basically leave raster values inside the polygon shape (inside red perimeter in the figure below) as shown here: Therefore, I use: gdalwarp ...
4
votes
3answers
300 views

Python GDAL/OGR: How to Erase features?

I have a big round polygon feature (5km diameter) and a small round polygon feature (3km diameter) that I would like to clip with Python GDAL/OGR to obtain the "donut". Once this is done, I will apply ...
0
votes
1answer
63 views

Clip an interpolated raster using points or create an extent polygon from points using ArcGIS for Desktop

I have a point feature class that I have imported from lat longs in an Excel spreadsheet. I have created a raster image from these points however areas outside of the point set extent are ...
0
votes
1answer
33 views

Fuzzy Clip Layer to maintain feature geometry

I have a number of large datasets that I want to clip to a specific area to make more manageable and carry out further processing. I have a polygon outline of my AOI, however I don't want to hard cut ...
0
votes
0answers
56 views

Showing two locations in map closer to each other than in reality for space issues

I'm working on ArcMap 10.2.2. I need to print two maps for three municipalities, a city (Florence, Italy) and two smaller towns (Signa and Impruneta) in its vicinity. One map with the city and the ...
0
votes
0answers
38 views

Clipping only overlapping datasets using Iterator function in ArcGIS ModelBuilder?

I've create a geodatabase with about 100 feature classes for my home province. I want to be able to specify a project extent and clip the feature classes to that extent and save into a new ...
0
votes
0answers
74 views

Avoiding pixelation of results following Extract by Mask or Clip tools?

I need to clip my IDW results to the boundaries of my survey areas. However, whenever I use the Clip or Extract by Mask tools, my results become pixelated and lose accuracy. Is there some way that ...
1
vote
0answers
30 views

Clip Categorized Polygon with another Polygon

Ok, so first off, I've gone through the forum, and looked at every post that sounds similar. They have all been solved, but none of the solutions have worked for me. Basically, I have created a ...
1
vote
0answers
32 views

Is it possible to interact with a running instance of QGIS from the command line?

I just started looking at QGIS on MacOSX. I installed the MacPorts package and found the executable: /Applications/MacPorts/QGIS.app/Contents/MacOS/QGIS* Unfortunately it appears that the command ...
2
votes
2answers
145 views

Erasing buffer within another buffer without erasing overlapping buffers using ArcGIS for Desktop?

I'm not an ArcGis pro, so I need help on this one, and I have tried searching for answers. I am using ArcMap 10.2.2. I don't know how to use python. I have 6km and 12km buffers around the sites ...
0
votes
0answers
21 views

Is it possible to set up the atlas coverage layer to automatically clip other layers contained in the project?

Lets say I have two layers, one with county limits and another with roads for that same area. I'm trying to set up an atlas with counties as the coverage layer, so that I get a set of maps, one for ...
1
vote
1answer
61 views

Percent total from postgis clip

How would I calculate the percentage of streets that have sidewalks summarized by census tracts using PostGIS. My sidewalks file has an id that links it to its adjacent street and I've worked out how ...
0
votes
0answers
25 views

R: Topology Exception Error

I'm trying to do the gDifference between two polygons, but I was getting an error: Error in RGEOSBinTopoFunc(spgeom1, spgeom2, byid, id, drop_not_poly, "rgeos_intersection") : TopologyException: ...
1
vote
1answer
41 views

Clipping features

Using ArcGIS 10.3 - I have a large polygon file that shows slope in 10-increment categories (0-10, 10-20, etc.) that I have clipped to parcel boundaries to show how much of a an area (acreage) in each ...
3
votes
2answers
321 views

Snapping raster grids in R

I am trying to align two raster grids in R. Once aligned I would like to be able to add them together. I have tried to check whether making a stack would work: grid_snap <- stack(habi_sdw, ...
4
votes
1answer
184 views

Clip raster by raster with data extraction and resolution change

I need to stack multiple maps (tif) together and clip them all according to extent of one small raster map (second raster at the top of picture below). However, the size of pixels in each map is ...
0
votes
1answer
63 views

Clip lines by overlapping polygons

I want to cut a line shape into parts by polygon areas. No problem so far. But the polygons overlaps each other at the border. I need one line result for the whole area of every polygon. Any ideas for ...
1
vote
1answer
80 views

Erase shapfile (polygon) area from GeoTIFF

I've been reading several posts to do so and one option would be to use gdalwarp -cutline, but I would need to keep what it is NOT inside the polygon area. GDAL or any command-line tool does that? ...
1
vote
0answers
75 views

Clip layout view to output graphics extent using python

I need to implement, within this very simple piece of code, the option that replicate the "Clip to output graphics extent" available from the ArcGIS 10.0 Export Map UI standard command. Is it ...
2
votes
0answers
40 views

Clip and Zip Coordinate system options Geocortex

I have the standard geoprocessing service, Clip & Zip, which references a spatial reference folder containing various coordinate systems (in prj). The service works in geocortex via the standard ...
1
vote
2answers
94 views

Clipping polygon layer by raster value

I've seen many ask how to clip a raster via a polygon mask but have yet to find the opposite operation. How does one clip a polygon layer via raster? ta Specifically how does one clip a polygon layer ...
1
vote
1answer
74 views

In PostGIS: How to delete completely overlapping polygons?

I would like to eliminate overlapping polygons from a table that is often updated with new polygons, but only if a certain attribute has a higher value. If this higher-priority polygon only partly ...
1
vote
2answers
265 views

Clip Raster to Polygon Grid?

I have a polygon grid file and want to clip my raster imagery to the shapes outlined by it. I am using arcmap and was wondering if there was a tool directly for this? I would like to also be able to ...
-1
votes
1answer
94 views

How to cut image into Map Sheets with GDAL?

I want to divide a whole raster map image into map sheets. The gdal tiling or clipping functionality doesn't seem to do it.
3
votes
1answer
203 views

Clip multiple .las files data to polygon shapefile using FUSION

I followed this thread in order to clip .las data based off of a polygon shapefile. However I have over 100 .las files I need to clip based off of this polygon and merged into a single .lasd file and ...
0
votes
0answers
46 views

I am clipping my data points but the clipped layer is empty

I am new to QGIS and using QGIS 2.8.2. I have some points data of a whole town and I want to clip a specific region of data from it using a polygon layer. I am clipping my data points but the ...
1
vote
1answer
99 views

editor clip with multiple selected features

I have a layer where the creator drew overlapping polygons instead of clipping or cutting them out, (30,000) polys and 10,000 overlapping after topology was run. I do not want to manually fix one at a ...
1
vote
0answers
35 views

Clip only works on some areas, and not on others, despite being from the same dataset

I have a shapefile of provinces (nxprovincias), and another shapefile of small, disconnected areas ("protected areas") that overlaps with the provinces. I want to easily calculate the total area of ...
0
votes
2answers
85 views

Adjusting extent of raster?

the coloured file contains landuse information and it needs to have the same number of columns and rows as the DEM in the background for further processing. i can't get it to work - "clip" and ...
1
vote
1answer
65 views

Clip & save layer using OpenLayers 2

I ma currently developing a web mapping app. How do I make it possible for my app to clip and save area of interests or area I am working on. I can create a vector layer, modify it and delete if I ...
1
vote
0answers
57 views

How to raster clip in outside in ArcMap?

How to raster clip in ArcMap? But I need 1 raster in outside area. Because 2 raster map. Example: Ras1=Temperature.tif Ras2=Error map.tif Clip command input raster=Ras1 Output Extent= ...
2
votes
0answers
107 views

clipping raster changes raster values?

I am working with BIOCLIM temperature/precipitation layers and I have noticed that when I clip the global raster down to a specific region, something happens and the raster value at a specific point ...
0
votes
1answer
32 views

Clipping line feature to MANY polygons for measurements [closed]

I am looking to measure the length of stream segments(line) on numerous tax lot properties (Polygon). Is there a tool that will allow me to "Cut" or "Clip" streams to tax lots to estimate not only ...
1
vote
0answers
38 views

Script for batch-clipping or masking rasters in R

I need a script that can do following batch process for all files in a folder: a) Clip or mask each raster layer (LAI product from MODIS MCD15A3) with a vector layer (vegetation types obtained from ...
1
vote
3answers
161 views

Clipping several raster datasets with mask?

I would like to clip many images (raster datasets, input) with a mask (shapefile) for my study area. Is it possible to do with ArcGIS 10.3 for Desktop? I tried to merge all the images but it is ...
2
votes
0answers
35 views

Can ogr2ogr “reverse clip” (or “clip out” or “erase” or “difference”) one shapefile from another?

Is there a means in ogr2ogr to "clip out" one shapefile from another? I know ogr2ogr -clipsrc B.shp out.shp A.shp will remove any part of A.shp that is NOT in B.shp. Is there an ogr2ogr command to ...
0
votes
0answers
31 views

Using USGS Raster Split but getting errors

I am working on an issue where I am trying to split the 2011 nlcd .img file into counties. I am really just looking at the midwest, so I have state county shapefiles for IA, OH, MN, MO, IL, IN and WI. ...
2
votes
0answers
207 views

How to clip a big shapefile from another shapefile's extent

I am working on mangroves in Sundarbans (Bangladesh / India), using Landsat pictures. I need to equalize them in reflectance, before classification, for the evolution of the biomass in this region. I ...
0
votes
2answers
394 views

Reversing Extract by Mask in ArcGIS for Desktop? [duplicate]

I have a DEM and I want to apply some tools to it (fill and others). In my DEM I've zones (drawn as mask) that need to be exlcluded from that processing. I don't want to apply the processing to the ...
1
vote
1answer
45 views

Different values after clipping

I have a satellite image from Landsat TM. I want to clip my area so i created a polygon and thru Qgis --> raster clipper I am trying to clip my area of interest. I noticed that the results have ...
1
vote
1answer
185 views

Clipping LAS data with multiple shapefiles

I am looking for a method to clip with multiple shapefiles (139 shapefiles polygon) a lidar.las file. I'm using the software Fusion, as described in: How to clip LAS data using shapefile polygons ...
0
votes
1answer
42 views

Clipping TIN layers to pit shells

I have two TIN surfaces, one being a pit shell and a second being a horizontal layer which intersects the shell on all sides. I need to find out the volume between the intersection horizontal layer ...
2
votes
1answer
107 views

How to clip a raster by extent using Processing from the Python console?

I want to clip a raster by extent in QGIS with the python console. Here is the description given in the documentation. You have to use the following input parameter: Input layer Nodata value ...