On Sat, Oct 19, 2013 at 10:19 PM, meekerdb <meeke...@verizon.net> wrote: > On 10/19/2013 2:08 AM, Telmo Menezes wrote: > > Scientists have been debating D-Wave's quantumness since the company > announced its first device in 2004. It is an argument that continues > both online, in blog posts and forums, and in scientific journals. > > One side argues there is too much noise in the D-Wave system, which > prevents consistent entanglement. But in an adiabatic device, certain > types of entanglement are not as vital as they are in the traditional > model of a quantum computer. > > Some researchers are attempting to solve this conundrum by proving the > presence or absence of entanglement. If they show entanglement is > absent, that would be the end of the discussion. On the other hand, > even if some of D-Wave's qubits are entangled, this doesn't mean the > device is taking advantage of it. > > http://www.insidescience.org/content/d-wave-computers-solution-raises-more-questions/1453 > > > To me, the interesting point is that the D-Wave is not faster (or even as > fast) as classical computers that are designed specifically to solve the > class of problems the D-Wave does. Of course the D-Wave people say that's a > matter of scale and the quantum computer will be faster as the problem > scales up.
Agreed. Unlike many other problems, it seems easy to describe what success looks like for quantum computers: performing some computation faster than the fastest classical computer. Then there will be no more space for doubt. Telmo. > Brent > > -- > 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 everything-list+unsubscr...@googlegroups.com. > To post to this group, send email to email@example.com. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/groups/opt_out. -- 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 everything-list+unsubscr...@googlegroups.com. To post to this group, send email to firstname.lastname@example.org. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/groups/opt_out.