0
votes
1answer
47 views

Converting Raster datasets into layers using ArcPy/ModelBuilder?

I am new to ArcGIS and ArcPy (just started using them on Wednesday). I am using a model to create a Point Density plot from a Shape File, with the output being a Raster dataset. I want to ...
3
votes
2answers
79 views

Create a raster map from more than one shape

I've some shapefile loaded in Arcmap (steets, buildings...) with an appropriate symbology ad I need to convert them to unique raster, to obtain a map (like topographic map) with a specified resolution ...
1
vote
1answer
273 views

How can i convert a raster from continuous to discrete?

I have a tiff that is 'invalid' for a lot of tools and will not let me view the attribute table. I think this is because it is "continuous" rather than "discrete". Does anybody know how to convert it ...
3
votes
2answers
82 views

how to change the pixel value to zero when it corresponds to a slope above 15%

i have a landuse raster data and raster data containing slopes in percentage. i want to assign pixel value as zero which corresponds to slope more than 15%. i tried using 'extract by mask' but i'm ...
1
vote
1answer
735 views

Spatially join large raster to polygon shapefile

I have a large raster file with elevation data. From this raster, I would like to infer the average ruggedness for different geographic zones (like countries). I have the "countries shapefile" as a ...
0
votes
1answer
160 views

value field name after raster to polygon conversion

When I perform Raster to polygon conversion using tool, sometimes it creates a field named "GRIDCODE", sometimes the field name is "grid_code". Why does it create random name of a field?
1
vote
1answer
146 views

Raster to polygon conversion's raster field takes only “Value”

Recently I am working with raster data and arcobjects.net. Here I find something new for me. And here some question arises in my mind. I tried to search some document that can satisfy my mind, but I ...
0
votes
1answer
174 views

How to specify field name in raster to feature conversion tool or intersect tool?

What I want to do : input: raster file, polygon feature layer process: Convert raster to polygon using IConversionOp.RasterDataToPolygonFeatureData Method Intersect resultant polygon feature class ...