[HN Gopher] Higher-order organization of multivariate time series
       ___________________________________________________________________
        
       Higher-order organization of multivariate time series
        
       Author : Anon84
       Score  : 39 points
       Date   : 2023-01-02 18:37 UTC (4 hours ago)
        
 (HTM) web link (arxiv.org)
 (TXT) w3m dump (arxiv.org)
        
       | deathhand wrote:
       | It took us a long time to figure out 0. This idea of multivariate
       | time series is "tacit knowledge" and once we get good at modeling
       | it we will never look back. As a laymen this is the most
       | accessible I've seen these concepts.
       | 
       | And speaking for neurology methodology for time series tests
       | subtraction sucks!
       | https://www.researchgate.net/publication/12369885_How_to_Avo...
        
         | dang wrote:
         | Can you say more? What's "0" in this context?* and can you
         | explain what the idea here is and why it's useful? I think
         | quite a few readers would be curious.
         | 
         | (* I ask because I can't find anthing labeled 0 - but I may
         | have messed up the URL - see
         | https://news.ycombinator.com/item?id=34223587)
        
           | deathhand wrote:
           | I mean zero as in the nothing sense. We had trade and society
           | before we had way to mathematically describe nothing. The
           | history is diverse and interesting:
           | 
           | https://en.m.wikipedia.org/wiki/0
        
       | hackandthink wrote:
       | (Papers are pretty nowadays)
       | 
       | Scalable High-Order Gaussian Process Regression
       | 
       | https://proceedings.mlr.press/v89/zhe19a.html
        
         | hatmatrix wrote:
         | How is this related?
        
       | hackandthink wrote:
       | Unveiling the higher-order organization of multivariate time
       | series:
       | 
       | https://arxiv.org/abs/2203.10702
        
         | dang wrote:
         | Ok, since https://www.nature.com/articles/s41567-022-01852-0 is
         | hardwalled and that arxiv.org post has the same authors and
         | almost the same title, I'm going to call it close enough and
         | replace the URL above. Thanks!
         | 
         | If there's a better URL that people can openly read, we can
         | change it again.
        
           | malshe wrote:
           | This link will allow people to read it in the browser without
           | subscription:
           | 
           | https://rdcu.be/c2DJE
           | 
           | Edit: Please let me know if it doesn't work
        
       ___________________________________________________________________
       (page generated 2023-01-02 23:01 UTC)