Comments on: Algorithms vs. hardware: The throwdown http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/ Wed, 04 Nov 2009 04:15:07 +0000 http://wordpress.com/ hourly 1 By: combineguard http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-11429 combineguard Tue, 04 Sep 2007 17:52:12 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-11429 You promised the quantum computer will on mark in 2008.Do you have a time table for the quantum computer services on mark ? You promised the quantum computer will on mark in 2008.Do you have a time table for the quantum computer services on mark ?

]]> By: combineguard http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-11420 combineguard Tue, 04 Sep 2007 15:13:36 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-11420 Giovannetti's idea is to send the address down the branching tree of connections in such a way that it only affects one switch at a time The first address qubit sets a switch at the first branching point to go one way or the other; the second qubit is sent that way and sets the switch at the next branching point, and so on. The total number of entangled quantum systems is smaller, and they are not so susceptible to interference, allowing information to be retrieved from memory intact What you think about that ? Geordie Giovannetti’s idea is to send the address down the branching tree of connections in such a way that it only affects one switch at a time
The first address qubit sets a switch at the first branching point to go one way or the other; the second qubit is sent that way and sets the switch at the next branching point, and so on. The total number of entangled quantum systems is smaller, and they are not so susceptible to interference, allowing information to be retrieved from memory intact
What you think about that ? Geordie

]]> By: David Orban http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10919 David Orban Tue, 28 Aug 2007 16:01:16 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10919 Software algorithms are still mostly human-designed, while within a given hardware achitecture increases in performance are due to machines laying out the dense circuit lines. This gives <a href="http://www.davidorban.com/blog/archives/2007/08/the_evolution_o.html" rel="nofollow">leaps in software performance, and a steady progress in hardware performance</a>. Software algorithms are still mostly human-designed, while within a given hardware achitecture increases in performance are due to machines laying out the dense circuit lines.

This gives leaps in software performance, and a steady progress in hardware performance.

]]> By: Geordie http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10913 Geordie Tue, 28 Aug 2007 13:55:54 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10913 Ahh got it... thanks. Ahh got it… thanks.

]]> By: Anonymous http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10890 Anonymous Tue, 28 Aug 2007 08:19:48 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10890 I'm talking about the hyperlink at the word "here" in the second paragraph (http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/www.cs.virginia.edu/~evans/cs551/lectures/lecture8.ppt), NOT the link to the Wikipedia article. You need to delete everything preceding "www.cs.virginia.edu..." to make the link work. I’m talking about the hyperlink at the word “here” in the second paragraph (http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/www.cs.virginia.edu/~evans/cs551/lectures/lecture8.ppt), NOT the link to the Wikipedia article. You need to delete everything preceding “www.cs.virginia.edu…” to make the link work.

]]> By: Geordie http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10878 Geordie Tue, 28 Aug 2007 03:49:54 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10878 Anonymous: yeah I saw that but mysteriously it works for me. There's something about the apostrophe that doesn't render for some people. Not sure how to fix it. Anonymous: yeah I saw that but mysteriously it works for me. There’s something about the apostrophe that doesn’t render for some people. Not sure how to fix it.

]]> By: Anonymous http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10870 Anonymous Tue, 28 Aug 2007 01:10:32 +0000 http://dwave.wordpress.com/2007/08/27/algorithms-vs-hardware-the-throwdown/#comment-10870 The link to the PowerPoint lecture about Pollard's rho algorithm is broken. The link to the PowerPoint lecture about Pollard’s rho algorithm is broken.

]]>