Error 000539 in ArcGIS Desktop?
I am using Raster Calculator in ArcGIS 10.4.1 in order to substract two raster surfaces. However, when I substracted the two surfaces an error 000539 was appeared! I tried to adjust the two surfaces in...
View ArticleConverting floating point raster to vector
I'm trying to convert a raster layer to vector but I'm really struggling.First it says that I have floating points rather than integers so I have I have seen you can use raster calculator to multiply...
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How to sum assigned scores of multiple rasters into an output raster in...
I'm using ArcGIS Pro. I have multiple rasters, each representing a water quality characteristic. I assigned a score for each characteristic. A couple rasters have different scores. I want to overlay...
View ArticlePyQGIS raster calculator code not working
I'm trying to write the raster calculator as part of a Python script for use with my other code.The below code runs with no errors but no output file is put in the directory.Can anyone advise me what...
View ArticleExpression is not working in QgsRasterCalculator with PyQGIS
I'm trying to write the Raster Calculator as part of a Python script for use with my other code. The below code runs with no errors but no output file is put in the directory.Can anyone advise me what...
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Modeler with raster calculator using QGIS
I'm trying to use the modeler in QGIS to calculate the NDVI on a raster image. The model is the one below:In the "NDVI Calculator" algorithm I have set the parameters like this.The model is working and...
View ArticleWhich output data type to choose in QGIS SAGA Raster Calculator in Batch Mode?
I have 5 years of MODIS13Q1 NDVI .tiff images for time series analysis. I want to multiply all the images with the scale factor of 0.0001 before using them. In order to process all at once I try to use...
View ArticleQGIS raster calculator using Python console
I want to calculate sum values of many rasters (from input folder) in QGIS Python using raster calculator. When I run script, QGIS crashes:Windows fatal exception: access violationimport osfrom...
View ArticleRaster Calculator - Batch Processing
I have 30 raster files from 1981 to 2010. Every raster has 12 bands, again corresponding to dates from June 1 to June 12. I want to calculate the mean for all the bands from 1981 to 2010. Normally, I...
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Raster calculator substraction does provides wrong values TIN interpolated...
new here.The objective is to calculate the volume of contours I made, I've tried with very simple geometries with no luck (half a sphere in this case). I contours I made were TIN interpolated with...
View ArticleAll 0s result from raster calculator in python
Raster calculator is not working correctly for a single calculation using a standalone Python script. I am trying to add 1 to a pre-existing raster. It processes, but the resulting tiff file is all 0s....
View ArticleQGIS Raster Calculator via python: no substraction and division possible
Subtractions and divisions are not possible when using the QGIS Raster Calculator from a python script within the QGIS python console: Error code:4 (Parsing Error?). Additions and Multiplications work...
View ArticleRaster Calculator in processing scripts crashes using PyQGIS
I am currently writing a processing script for QGIS that goes as follows:Takes in a digital elevation model (DEM) tiff file, a shapefile mask of the study area, and a slope cutoff value in percentClip...
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ArcGIS Raster Calculator Error 000539
I am getting the error-000539: Error running expression: rcexec(). I've seen that other people have this same issue but I am not sure how to fix mine. I just want to average the values of 10 rasters,...
View ArticleSpecify field of raster in Raster Calculator expression of ArcMap
In Raster Calculator I need to apply the next expression:Con("raster1%","field3")==Integer, Lookup("%raster2%","field3"),Lookup("raster1%","field3"))or more...
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How to sum assigned scores of multiple rasters into an output raster in...
I'm using ArcGIS Pro. I have multiple rasters, each representing a water quality characteristic. I assigned a score for each characteristic. A couple rasters have different scores. I want to overlay...
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Dealing with no-data values in raster calculator of QGIS
I am trying to patch two rasters with raster calculator but I am not finding the way to work with no-data values.Lager@1 has some information I need as first option, this has as no-data -9999 (reading...
View ArticleApplying batch processing in QGIS Raster Calculator
I have 30 raster files from 1981 to 2010. Every raster has 12 bands, again corresponding to dates from June 1 to June 12. I want to calculate the mean for all the bands from 1981 to 2010.Normally, I...
View ArticleNo substraction and division possible in Raster Calculator using PyQGIS
Subtractions and divisions are not possible when using the QGIS Raster Calculator from a Python script within the QGIS Python Console: Error code:4 (Parsing Error?). Additions and Multiplications work...
View ArticleTypeError: unsupported operand type(s) for -: 'str' and 'int'
I have 732 temperature rasters (366 min and 366 max temp) that I want to manipulate depending on if the max temperature was greater than a specified and constant crop category temperature. import...
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