Questions tagged [machine-learning]

Field of study that gives computers the ability to learn without being explicitly programmed

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Running OTB Random Forest Classification

I am having trouble processing a satellite image using the RF (Random Forest) classification, that is a machine learning algorithm in the Orfeo Toolbox of QGis 2.18.1. When I run the Tool, the ...
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0answers
99 views

Reproducing Paper Results for Land Cover Mapping of Satellite Imagery?

I am interested in training a neural network to perform pixel-based classification for land cover mapping of satellite data. In order to learn more about this interesting field I am trying to ...
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504 views

Using Random Forest for big data?

I used Random Forest regression for my work, but now I have another problem because I have really big data. I am using a VHR and this is much raster information. My script in R is this: rand.zero <...
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0answers
26 views

Is there an existing solution for pattern recognition?

I've been looking at modeling potential avalanche hazard based on terrain characteristics. I have a vector layer showing historical avalanche paths and have raster layers for elevation, aspect, slope,...
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0answers
25 views

KeyError: “The name 'ImageTensor:0' refers to a Tensor which does not exist. The operation, 'ImageTensor', does not exist in the graph.”

I'm trying to use ArcGIS Pro 2.3 and this tutorial (https://medium.com/geoai/high-resolution-land-cover-mapping-using-deep-learning-7126fee571dd) to use the function "Classify Pixels Using Deep ...
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0answers
227 views

SVM classification in R

I have the following dataframe containing training data to be used in a SVM classification. The first column ID must be avoided and the column Class contains the response variable. > training_S ...
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0answers
87 views

Crash after performing random forest using enmap box and dzetsaka

i want to perform random forest classification using tools like dzetsaka and enmap box on qgis 3.2 version but after classification completes upto 50 percent qgis crashes what can be the issue
1
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51 views

Training Sample Automation

Background, in case it helps: My objective is to (eventually) fully automate the mass digitization of grain silos. To this end, I have set out to first find a way to automatically identify silos in a ...
1
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298 views

Pattern recognition - machine recognition of plausible shape of a polygon

I have a schoolproject where the task is to locate all possible shapes (of a certain complex polygonic structure) in a layer of several heterogenous polygons. And now the task is to find all the ...
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408 views

Needed help to launch SVM classification in eCognition

I would like if somebody help me to launch SVM classification in eCognition. Have you met any tutorials? I was searching through ecognition community, but there I find only basic KNN supervised ...
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0answers
100 views

ArcGIS: Train Support Vector Machine Classifier on a Segmented Raster

I have a raster (.jpg) which I have segmented utilising Segment Mean Shift to smooth out JPEG artefact (aim is to classify it as accurately as possible for conversion into vectors). START .JPG Input ...
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0answers
11 views

Availability of super-resolution reconstruction (SRR) techniques in GIS software

I'm doing a little research of my own regarding super-resolution reconstruction in general and in the context of GIS software. I'm well aware of pansharpening techniques which became a standard in ...
0
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2answers
163 views

Is the Random Trees Classifier in ArcMap 10.5 equal to Random Forest?

Is the Random Trees Classifier in ArcMap 10.5 the same as what is named Random Forest in other applications/software? I see that the parameters are the same and the design seems the same, but I need a ...