[HN Gopher] News Entropy
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       News Entropy
        
       Author : Naa4
       Score  : 23 points
       Date   : 2021-06-12 11:52 UTC (11 hours ago)
        
 (HTM) web link (ssrn.com)
 (TXT) w3m dump (ssrn.com)
        
       | crsn wrote:
       | I'm working on a commercial side project along these lines -- if
       | anyone is interested in helping or collaborating, shoot me an
       | email!
        
         | gtt wrote:
         | When I've tried to predict social unrest or market volatility
         | from the news, I've found, than news actually trailing
         | important events and are useless for any sorts of prediction.
        
       | qorrect wrote:
       | I was a bit bummed I thought this would be more inline with
       | Shannons entropy, or a measure of how much an article reveals
       | about the topic.
        
         | Macuyiko wrote:
         | They use Shannon's entropy in the paper, no?
        
           | fogof wrote:
           | I would summarize it as the entropy over distribution of
           | topics over the whole news spectrum, rather than a the
           | entropy of a particular piece of news.
        
       | whatshisface wrote:
       | I guess this is rigorous confirmation of the slow news day = talk
       | about anything, crisis = talk about Michael Jackson's death for
       | six months model of news broadcasting.
        
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       (page generated 2021-06-12 23:02 UTC)