Questions tagged [texture]
Use this tag when referring to raster texture files
15
questions
0
votes
1answer
35 views
Shader is not working correctly / set(material.[]) is buggy
Concider this first Example:
My CGA File:
const dryWallCol = "Walltexture1/Drywall4.png"
Lot --> primitiveCube(20,20,20)
...
0
votes
1answer
224 views
Image.glcmTexture: Only 32-bit or smaller integer types are currently supported
I´m using entropy and GLCM function of Google Earth Engine (https://developers.google.com/earth-engine/guides/image_texture). I want to use NDVI band, obtained from landsat 8 image band algebra:
//...
0
votes
0answers
31 views
Slope shows strange grid texture
Being aware that there were already similar questions concerning the output of hillshade/slope layer with an unwanted grid texture, but still I m confused, so I hope someone can explain it.
Working ...
0
votes
0answers
31 views
How does the runtime of Haralick texture generation scale with the number of bins/gray levels? (Orfeo)
I'm trying to generate some Haralick textures of various LiDAR-derived elevation models (digital height models and digital surface models). Because the height models (DHMs) have a lower bound of 0 and ...
2
votes
0answers
95 views
Projecting GeoTIFF onto shaped roofs using CGA rules
I am working with CityEngine 2019.1 and would like to project a GeoTIFF as a texutre onto shaped roofs of 3D-buildings. Currently I am trying with the following code which essentials are described on ...
2
votes
1answer
134 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
vote
0answers
79 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 ...
1
vote
2answers
241 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
votes
1answer
276 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 ...
1
vote
0answers
151 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 ...
3
votes
2answers
707 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
vote
0answers
197 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
vote
0answers
101 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
vote
2answers
782 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
votes
2answers
93 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 ...
