Talk:Structure tensor: Difference between revisions

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m Signing comment by 132.3.33.79 - "Is it a tensor?: "
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: Thanks -- I had trouble proving out the rotational transformation but I've got it now. Rotation invariance should be noted in the article, though I obviously lack the expertise to work on it. <span style="font-size: smaller;" class="autosigned">— Preceding [[Wikipedia:Signatures|unsigned]] comment added by [[Special:Contributions/132.3.33.79|132.3.33.79]] ([[User talk:132.3.33.79|talk]]) 20:09, 1 October 2013 (UTC)</span><!-- Template:Unsigned IP --> <!--Autosigned by SineBot-->
 
: The rotation transformation relies on the Gaussian kernel (called w in the article) being circular symmetric, something that is not mentioned in the intial definition of the structure tensor in the aricle. --[[User:KYN|KYN]] ([[User talk:KYN|talk]]) 20:23, 1 October 2013 (UTC)