Re: [viff-devel] Optimizing preprocessing

2009-10-22 Thread Janus Dam Nielsen
On 21/10/2009, at 20.28, Marcel Keller wrote: Martin Geisler wrote: Janus Dam Nielsen janus.niel...@alexandra.dk writes: Hi Marcel, I am not opposed to your suggestion. However I would like to point out that in VIFF you compute on shares and not field elements! Well, we've actually made

[viff-devel] Orlandi preprocessing

2009-10-22 Thread Marcel Keller
Hi Janus, I remember you saying today that the preprocessing in the OrlandiRuntime is more efficient per item the more items are requested. Is that correct? I ask because in my optimizations, I limited the items being preprocessed per call in order to save memory. I would of course drop that

Re: [viff-devel] Orlandi preprocessing

2009-10-22 Thread Claudio Orlandi
Correct! On Thu, Oct 22, 2009 at 11:17 AM, Marcel Keller mkel...@cs.au.dk wrote: Hi Janus, I remember you saying today that the preprocessing in the OrlandiRuntime is more efficient per item the more items are requested. Is that correct? I ask because in my optimizations, I limited the items

Re: [viff-devel] Orlandi preprocessing

2009-10-22 Thread Ivan Damgård
I have not been following the discussion in detail, but it's true that the more items you request, the smaller the amortized cost, at least in theory. I also think it would be a very good idea to involve either Jesper or Claudio in this, if there is any place where you are in doubt at all.