You don’t need a whole universe sim (especially if things outside your light cone don’t enter into your reward, which they shouldn’t!?).
It is a constraint on the size of the number. With infinite computation one can reproduce the universe to arbitrary precision given initial conditions and a predicate which returns true when run over the location of interest.
-
-
So Solomonoff probably never needs to consider a program longer than e.g. 10^15 (however big you think a human brain is) bytes to predict anything we'll ever see in this universe.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.