Wei Dai wrote:
The thing is, we need a decision theory, otherwise it's not clear what
predictions mean. To be cute about it, I could say that without a decision
theory, a prediction is no more than a number (probability) attached to a
statement, devoid of other meaning. Once you think
On Fri, Dec 21, 2001 at 12:12:41AM -0800, [EMAIL PROTECTED] wrote:
Measure is not supposed to be just an abstract number that is attached
to a universe. It has meaning in terms of our own perceptions and
experience in that universe. The all-universe theory includes both a
model of universes
Wei writes:
Suppose there are only two logically possible deterministic universes A
and B, and you know that A has measure 0.9, and B has measure 0.1. Suppose
that until time T the history of these two universes are identical. At
time T an experiment will be done in both universes. In
Here's my proposed alternative to our current standard model, which says
all possible universes exist and some objectively true measure exists on
the set of universes.
Instead, let's just say that all possible universes exist, period. There
is no objective measure. Instead, measure enters into
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