Geographic Information Systems

Questions tagged [texture]

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Use this tag when referring to raster texture files

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40 views

GLCM function for RasterStack using FOR loop in R

I would like to calculate glcm function in R for all (52) bands in my RasterStack. Using this code: LS<-stack(img1,img2,img3,img4,img5,img6,img7,img8,img9,img10,img11,img12,img13) names(LS) <- ...
1
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0answers
41 views

Describe the texture features of the image through a single value in R

My purpose is to describe the characteristics of the texture of the image through a single value (eg, second angular momentum ASM), similar to what Haralick presents in Figure 4 of his article. The ...
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2answers
121 views

QGIS 3 r.texture no output

I cannot solve the mystery of no outputs in any case and in any experiment I have done with all kinds of parameters in the latest QGIS 3.2.3 Bonn and GRASS 7. r.texture does not provide any output. ...
0
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1answer
109 views

Incorporating NDVI and texture metrics in OBIA-Supervised Image Classification

Anyone knows step-by-step tutorials for incorporating NDVI and texture metrics in land cover classification with ArcMap? I've been doing supervised classification of Sentinel-2 with the assistance ...
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0answers
90 views

QGIS/GDALDEM SLOPE Output Has Contoured Or Terraced Texture

I have been trying to greatly reduce or eliminate the contour-like texture that appears in my output from gdaldem slope. The image, below, demonstrates this textural effect. The texture of the ...
2
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2answers
407 views

How to do better quality of texture on DEM in qgis2threejs?

I use as texture for DEM image with original resolution 4000x4000px. But when qgis2threejs creating 3D model in browser - texture looks like image with low quality. In plugin menu there is line "...
1
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0answers
169 views

How to apply texture on a 3D model using drone images with python? [closed]

I have generated a 3D model in .OBJ format using UAV (drone) images. But this model doesnt have texture so i want to have it textured using the original UAV images. And this should be done in python ...
1
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0answers
63 views

Can't run Haralick texture process on Orfeo ToolBox on QGIS

I have tried to run Haralick texture extraction on Orfeo, and this error is returned: Algoritmo Haralick Texture Extraction comenzando... > C:\OTB\OTB\bin\otbcli_HaralickTextureExtraction > -...
1
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2answers
505 views

Using texture in eCognition?

I would like to explore the possibility of using texture in an ecognition algorithm for classifying vegetation. Though, it seems to be based on sub-objects I am not sure how to actually create the sub-...
3
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2answers
71 views

Select relevant bands from multiband raster?

I try to extract woodland areas from a greyscale orthophoto. I used the "Haralick Texture Extraction" from the Orfeo Tool Box to calculate texture properties of the greyscale orthophoto. As output I ...