[HN Gopher] Probability, Mathematical Statistics, Stochastic Pro...
___________________________________________________________________
Probability, Mathematical Statistics, Stochastic Processes
Author : happy-go-lucky
Score : 45 points
Date : 2021-03-03 17:21 UTC (5 hours ago)
(HTM) web link (www.randomservices.org)
(TXT) w3m dump (www.randomservices.org)
| jmt_ wrote:
| On a side note, randomservices.org is a great resource. Used it
| as a reference often through my statistics undergrad.
| anon_tor_12345 wrote:
| agreed. it is a very very good reference for a lot of stats and
| probability at even the grad level.
| cesarosum wrote:
| To the programmer, developer or casual visitor looking at this
| and wondering whether it's worth the time and effort to dig into
| this, it is. Most of what's covered here can be understood with
| undergrad calculus, and will give you a solid basis for
| understanding and modelling random phenomena you may encounter in
| your studies, work or hobby.
|
| Fun fact to get you started, Nakamoto suggested in the original
| Bitcoin paper that blocks would be added to the Bitcoin
| blockchain according to a homogenous Poisson process (spoiler
| alert: it's definitely not).
| drexlspivey wrote:
| > Fun fact to get you started, Nakamoto suggested in the
| original Bitcoin paper that blocks would be added to the
| Bitcoin blockchain according to a homogenous Poisson process
| (spoiler alert: it's definitely not).
|
| Care to elaborate why it's not a Poisson process?
| Schiphol wrote:
| It wouldn't be if block additions caused more additions,
| which is perhaps plausible?
| cesarosum wrote:
| It's definitely not a _homogenous_ Poisson process, mainly
| because of the random changes to mining difficulty and
| propagation delays. There 's a good paper here looking at
| block arrival times and fitting some different models -
| https://arxiv.org/pdf/1801.07447.pdf
___________________________________________________________________
(page generated 2021-03-03 23:01 UTC)