1
vote
1answer
18 views

ArcGIS Raster Calculator output raster has one band but cannot build attribute table?

I built a raster using the raster calculator of ArcGIS 10.1 for Desktop. The properties of the output raster ("usle_1") indicate that this raster has one band. There is no attribute table but I ...
-3
votes
0answers
17 views

Error 010092 in arcgis : Invalid Input Extent [closed]

I have been trying to carry out some functions using ArcGIS 10.1 but it has been giving me an error 010092 telling me that "Invalid input extent". I cannot carry out spatial analysis.
3
votes
0answers
20 views

Cost Path: multiple pairs of sources and destinations

I have seen many questions related to this problem but very few answers. I am very new to scripting and using ModelBuilder, but I am trying to calculate the cost path for 200 polygons with a single ...
0
votes
0answers
15 views

Kernel Density Analysis using R and ArcGis [duplicate]

I am doing some Kernel Density Estimations, and like everyone elese I face difficulties with setting the bandwidth to create georeferenced rasters. ArcGis (10.1) does it just fine, but it has no ...
2
votes
0answers
58 views

Cause of ExecuteError: ERROR 010067 from arcpy.sa.CostPath?

By using the code below that creates least-cost paths between several polygons, I obtain this error message: ExecuteError: ERROR 010067: Error in executing grid expression. Initalization failed ...
1
vote
1answer
93 views

Calculating real surface area using Zonal Statistics as Table Tool?

I have a slope dataset. I have a polygon shapefile with territory within the extent of the slope map. how do I calculate the real surface area of this shapefile using the zonal statistics as table ...
1
vote
0answers
26 views

Calculating average raster values around set of points using ArcGIS for Desktop (or R)? [duplicate]

I have a 30-m elevation raster as well as a set of points that overlay the raster. For each point, I want to calculate the average elevation within a 5-km radius of the point. One way I was ...
0
votes
0answers
48 views

Choosing appropriate Interpolation Tool

I am interested in doing some fairly simple interpolation work in the next few weeks using ArcGIS 10.1. However, I am unsure about which interpolation tool is most appropriate for the task at hand. ...
2
votes
1answer
92 views

Obtaining average value around polygon in raster for different cross sections?

I have elevation data in a raster, river (blue line) and the flooded area (black polygon) as shown in the image below: I want to find the water depth in the flooded area (inside the black polygon). ...
1
vote
0answers
94 views

How to extract NetCDF raster values to time enabled shapefiles?

Does anyone know a good way to extract NetCDF raster values to each data point from a time enabled shapefile at the correct time? I have tried using a python script tool and a loop that steps ...
0
votes
1answer
106 views

Extracting NetCDF raster values to time enabled shapefiles - what's wrong with my python script?

I'm trying to make a python script tool that extracts the values from a NetCDF raster to each data point from a time enabled shapefile at the correct time. My NetCDF raster consists of monthly sea ...
1
vote
0answers
31 views

Errors while running Region Group tool

I am getting an error while using Region Group on a large dataset. The errors are specified below: ERROR 999999: Error executing function. The table was not found. [VAT_final002] A column was ...
1
vote
1answer
68 views

Need to calculate values for a cell based on surrounding landscape

I have a raster file with the urban development of a county mapped out (values: 1=urban 0=not urban). I also have a raster file with several blocks of forested land, each block of land has its own ...
1
vote
1answer
30 views

How can I calculate the nearest distance to a landscape element taking the direction into account (i.e. slope direction, prevailing winds)?

I am trying to build a layer of distance to relevant landscape elements in a watershed. To be relevant, a landscape element must be downstream with respect to the runoff direction.  Clearly, I want ...
1
vote
1answer
69 views

Habitat fragmentation tool error

I am trying to calculate the habitat fragmentation of a forested region in Africa in order to protect the areas less fragmented. I have used the tool "Landscape Fragmentation Tool V2 requiring Spatial ...
1
vote
2answers
98 views

ArcGIS 10.1 calculating area out of Aspects

I have used the aspect tool to visualize the 8(+ Flat) slopes of the different directions, now I would like to get the numbers of the areas for each different direction (+Flat). Anybody knows how that ...
0
votes
0answers
12 views

How to create ''before''raster and ''after''raster layers for Cut Fill tool /in ArcMap 10.1? [duplicate]

I have an area which I want to calculate the volume surface. one of the goals is to measure fractures of the area. I want to hypothesized that erosion has been occurred in this area for example in ...
0
votes
1answer
86 views

How to measure Fracture in area using ArcGIS Cut and Fill?

I want to measure fracture in an area.I know I have to use cut and fill tool. But I wonder how to give input for this tool? it has Input before raster surface and Input after raster surface ! what ...
1
vote
1answer
77 views

How to combine Boolean and Fuzzy logic?

So I have a set of 5 Fuzzy Memberships and a polygon feature class, to which I already added a yes/no field. For the final map, I need to combine/overlay all Fuzzy Memberships and the rasterized ...
1
vote
1answer
76 views

'Sample' tool in ArcGIS 10.1 not working

I am trying to use the spatial analyst tool 'sample' to extract data from several layers. I have double checked and the input location raster is in the same format and cell size as the input raster, ...
3
votes
1answer
313 views

Multiprocessing issues with ArcPy

I am using ArcGIS 'watershed' routine in a script which makes use of multiprocessing. This works fine, but during execution I get the message: Unable to remove directory. Possible causes: 1- Not ...
4
votes
2answers
573 views

how do you identify ridges on an elevation raster?

I was wondering whether anyone might be able to tell me in layman's terms how to extract or differentiate between ridges and hilltops from 10m elevation data using ArcGIS 10.1? Any advice would be ...
0
votes
1answer
46 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
90 views

Fill tool creating large output files from sections of a Raster

(This raster information for one of the clipped rasters) I have a raster image representing a landscape that is about 1.3Gb. I clipped the raster into 31 sections which vary in size from 10Mb to ...
1
vote
2answers
53 views

Fill Sinks of multiple rasters in a Python expression

I have 31 rasters that represent different watersheds and I would like to use the Fill (Spatial Analysis) tool to fill the sinks of all rasters at once in Python. All the rasters have the same name ...
0
votes
1answer
48 views

ArcGIS 10.1 Cost Distance Calculations

I have a study area that is a polygon feature class, and am running the Cost Distance Tool on it in ModelBuilder. However, everytime I run the tool, it only calculates a cost distance and cost ...
0
votes
1answer
69 views

Topo To Raster executing but not creating the raster

I am using Topo to Raster by File (ArcGIS version 10.1) via arcpy on a large stream and point dataset. Arcpy runs fine and executes without issuing any error message, however it does not create the ...
0
votes
1answer
61 views

Attribute names being truncated during extraction

I have 30-40 raster layers and each raster has approximately 40 columns. The attribute/column names are very long, and the beginning of each column name is the same. During the extraction process, ...
2
votes
1answer
381 views

Only Interpolating within a polygon feature in ArcMap 10.1

I have sample points within a single polygon feature class that I would like to interpolate, likely using kriging. The problem is the sample points and polygon boundaries are many miles apart and ...
3
votes
2answers
186 views

Delineating catchments upstream of flow sites [duplicate]

I have many flow sites and I used them to delineate catchments upstream of each flow site using Spatial Analyst Tools > Hydrology > Watershed. As you know using this tool, you'll get the catchments ...
2
votes
1answer
93 views

Can Spatial Analyst extension be used with ArcGIS Server Standard?

I have a model written in ModelBuilder that uses a number of tools in Spatial Analyst extension, e.g. Raster Calculator and Focal Statistics, etc. It runs perfectly with ArcMap. Can I publish it on ...
3
votes
2answers
171 views

How to calculate the distance of sites to riverways

How do you calculate the distance of about 10 sites scattered across a region to bodies of water (rivers and lakes) using ArcGIS 10.1? I have the lat/lon coordinates of the 10 sites as a point ...
4
votes
2answers
168 views

Troubleshooting why ArcGIS Model works on one PC but not another?

Do you have specific expertise you could share of examples where an ArcGIS Modelbuilder has worked on one PC but not on another? Are there any issues between different Windows versions? There is a ...
3
votes
1answer
301 views

PCA on correlation matrix in ArcGIS

I am trying to run a PCA on a set of normalized raster bands within ArcGIS. I would like to calculate the PCA on the correlation, not the covariance, matrix of the PCA, but Arc as far as I can tell ...
0
votes
0answers
64 views

How to calculate percentual area coverage

I want to solve problem. I have two shapefiles (basins and contours) and I want to calculate percentual area coverage of hypsographic degrees in individual basins.After that calculate maximum value ...
4
votes
0answers
163 views

Tabulate Area ArcGIS

I am trying to work out the relationship between the 'processing cell size' and the result from Tabulate Areas. If one uses the same as the raster cell size, and this is the same for both rasters, the ...
-4
votes
2answers
57 views

how can I find sDNA toolbox for arcgis?

I am working on spatial structure of the city and security. I need the sDNA Toolbox to add in gis toolboxes. please help.It is a real emergency.
0
votes
2answers
150 views

Site Selection using Spatial Analyst

How can I select a recreation site location based on the criterion that it should AT LEAST be 500 m from a river (shapefile) and AT MOST 15000 m from the same river using Spatial Analyst Extension? ...
2
votes
3answers
956 views

How to perform a view shed analysis?

I want to run a viewshed analysis on a site I am interested in. I have the relevant elevation raster (taken from the OS UK, which is in the ASCII format) and a point feature class from the lat/lon ...
1
vote
1answer
510 views

ArcMap 10.1 - Tabulate Area tool “doubling up” for Overlapping Buffer Zones

This question is related to a previous question I asked: Raster Version of Spatial Join (one to many) I used the Tabulate Area tool to crosstabulate values between an overlapping "buffrast" raster ...
2
votes
2answers
261 views

Tabulate Area crashes Python and ArcGIS

I have a script that runs Tabulate Area on a single feature class multiple times with different rasters. In total Tabulate Area runs 5 times. 2 of the input rasters are provided as arguments to the ...
2
votes
0answers
122 views

Different results from Spatial Analyst GP Tool and Python

I am writing a script that has to subtract one raster from another. The rasters I have represent 1) Parking Lots (1 = Parking Lot, 0 = not Parking Lot) and 2) a buffer around the Parking Lot (1 = ...
2
votes
2answers
424 views

What tool would you use to “clip” a vector line file to a vector polygon file?

I am trying to select the use of a large vector line file within only the parameter of a vector polygon file to do spatial analysis. It would be the same thing as using the extract> clip tool under ...
3
votes
1answer
412 views

Why is my simple arcpy script failing? (sets raster cell value to null if below threshold value, ArcGIS 10.1)

As mentioned in the title, simple script to set null cell values below three standard deviations beyond the mean: import arcpy, sys, os #Accept input and output raster inRas = sys.argv[1] outRas = ...
1
vote
0answers
81 views

Limiting the maximum and minimum values of an interpolation surface tool (ArcGIS, Spline)

I've been using the spatial analyst spline tool in ArcGIS 10.1 and was wandering whether it is possible to limit the maximum and minimum values to those of the z-attribute. Currently the spline will ...
1
vote
2answers
347 views

Round Raster to next higher or lower int

I am using ArcGIS 10.1. I am searching for a solution to calculate a raster. The values are like: 0.2 0.6 5.3 i.e. How can I now get 0.2 as 0 and 0.6 to 1 and 5.3 to 5? In the end integer numbers. ...
2
votes
1answer
193 views

Zonal Statistics-Weighting

I have a raster file on precipitation and I want to create zonal statistics as a table using a shape file wiht boundaries of countries across the world. However it appears that I need to take into ...
4
votes
1answer
2k views

ArcGIS 10.1 ERROR 000824: The tool is not licensed in arcpy

I try to run the Zonal Statistic as a Table through arcpy and it gives me: ERROR 000824: The tool is not licensed. Here is the doc for the function: ...
3
votes
2answers
302 views

Create hachures from DEM in ArcGIS 10.1

I have created contour lines from DEM and now I need to create hachures/bergstrich for them. I believe that spatial analyst should solve this, but I'm not used to it and I didint found any similar ...
1
vote
1answer
3k views

reclass, raster calculator

I'm trying to apply seperate equations for different land types. I have created a raster containing only the land type I'm interested in. I then reclassed the values to '0'. My plan was to use the ...