MIA Toolbox Loading Data Quick Start and Nvalidate: Difference between pages

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===Purpose===
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[[Image:ImportImage01.png|right|500px|(Click to Enlarge)]]
Image data can be readily imported into the Image Manger by clicking '''Import Image''' from the Tree or File Menu. We'll select '''Image (Other...)''' so all image types enabled in the dialog box.


In this example we'll import a .JPEG image, "EchoRidgeClouds.jpeg", included with MIA_Toolbox.
Validate the number PARAFAC or Tucker components.


For information about concatenating images after import see [[Cat_img_gu|here]].
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[[Image:LocateImage.png|right|500px|(Click to Enlarge)]]
Use the resulting dialog box to select the "EchoRidgeClouds.jpeg" file from the dems folder.
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[[Image:LoadImageDialog.png|right|500px|(Click to Enlarge)]]
The '''Load Image Data''' dialog box will appear. This interface allows you to choose how to unfold the image data. The defaults are set for typical image data (pixels by pixels by variable, RGB slabs in the case) so just click '''OK'''.
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[[Image:ImageGUIWithClouds.png|right|300px|(Click to Enlarge)]]
The image will appear in '''Tree''' at the '''Loaded Images''' leaf. Clicking on it will display the image in the main editing pain.
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[[MIA_Toolbox_PCA_Quick_Start | Next Topic: Building Models]]
 
===Synopsis===
 
:result = nvalidate(x,ncomp,method,options);
:nvalidate(result,x)  %Plot earlier results
:nvalidate(x,1:3,'parafac')  % Validate 1-3 component PARAFAC models
:nvalidate(x,[1 1 1;3 3 3],'tucker') % validate [1 1 1] to [3 3 3] comp Tucker3 models
 
 
===Inputs ===

Revision as of 11:03, 2 August 2016

Purpose

Validate the number PARAFAC or Tucker components.


Synopsis

result = nvalidate(x,ncomp,method,options);
nvalidate(result,x) %Plot earlier results
nvalidate(x,1:3,'parafac')  % Validate 1-3 component PARAFAC models
nvalidate(x,[1 1 1;3 3 3],'tucker') % validate [1 1 1] to [3 3 3] comp Tucker3 models


Inputs