<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>dbranes</author><text>I&amp;#x27;m probably missing something obvious here, maybe someone can explain the following to me.&lt;p&gt;- Their approach is a composition of 2 steps, what they call &amp;quot;stylization&amp;quot; and &amp;quot;smoothing&amp;quot;.&lt;p&gt;- Top left of 2nd page they claim: &amp;quot;Both of the steps have closed-form solutions&amp;quot;&lt;p&gt;- Equations 5 is the closed form solution for the &amp;quot;smoothing&amp;quot; step.&lt;p&gt;My question: Where&amp;#x27;s the closed-form solution for the stylization step that they&amp;#x27;re claiming?&lt;p&gt;Are they calling equation 3 a closed-form expression? In this case the title and the claim in the introduction are rather misleadinng, because computing 3 requires you to train autoencoders.</text><parent_chain></parent_chain></comment><story><title>FastPhotoStyle from Nvidia</title><url>https://github.com/NVIDIA/FastPhotoStyle/blob/master/README.md</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>ttoinou</author><text>Thoses interested in that technology : I made two videos 18 months ago, No optical flow and youtube compression kills everything but still decent if watched in 4K on a big screen :)&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.youtube.com&amp;#x2F;watch?v=2YRVt80g2Ek&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.youtube.com&amp;#x2F;watch?v=2YRVt80g2Ek&lt;/a&gt;&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.youtube.com&amp;#x2F;watch?v=i69cBYI6f-w&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.youtube.com&amp;#x2F;watch?v=i69cBYI6f-w&lt;/a&gt;</text><parent_chain></parent_chain></comment><story><title>FastPhotoStyle from Nvidia</title><url>https://github.com/NVIDIA/FastPhotoStyle/blob/master/README.md</url></story>