Le ven. 13 sept. 2024, 09:04, Bruce Kellett <[email protected]> a écrit :
> On Fri, Sep 13, 2024 at 4:51 PM Stathis Papaioannou <[email protected]> > wrote: > >> On Fri, 13 Sept 2024 at 15:08, Bruce Kellett <[email protected]> >> wrote: >> >>> On Fri, Sep 13, 2024 at 1:07 PM Liz R <[email protected]> wrote: >>> >>> I don't think that works. The idea often put forward is something along >>> the lines of self-locating uncertainty -- out of all the branches, which >>> one am I on? But that is only apparent randomness, and to get such an idea >>> to work, you need to be able to make a random choice between branches. Such >>> randomness will be intrinsic in that It doesn't come from anywhere else (it >>> is not already part of the theory). So in order to generate such apparent >>> randomness you actually need an independent source of intrinsic randomness >>> (to be able to make your self-locating choice.) >>> >> >> The intrinsic randomness arises from the fact that it is impossible to >> predict which branch you will end up in, even for an omniscient being. >> > > That is just a restatement of the traditional measurement problem. > Self-locating uncertainty is not intrinsic randomness. What is it that > selects which branch you are actually on? You need some means of random > selection which is not included in the underlying theory. You have to add, > by hand, some additional principle of randomness, such as the Born Rule. > Could be the lenght of the program going through that state using a frequency sampling, shortest program going through that state have higher measure... the dovetailer run "more often" short programs than longer one > > Bruce > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/everything-list/CAFxXSLT6-PsN-mLiJjvYCvby1R8voVAiyBoQ6ZsE1gJHoCAbWQ%40mail.gmail.com > <https://groups.google.com/d/msgid/everything-list/CAFxXSLT6-PsN-mLiJjvYCvby1R8voVAiyBoQ6ZsE1gJHoCAbWQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/CAMW2kAoyOCjxmeJb9JqpEM%3D5PyFOztF-1DWtpX2XrFzavoRkeQ%40mail.gmail.com.
