Just thought I mention that I've reproduced this bug again on my laptop.
Below some output, it keeps repeating at infinitum (got as far as level
l=14021)...
This is for just the minimize_nested_blockmodel_dl(), no layers, no
weights, bipartite structure.
Hope this helps,
Peter
l=1 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=1 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=1 Bisect at B = 2 with S = 31.31709660208764
l=1 Best result: B = 2, S = 31.31709660208764
level 1 : rejected replacement (2, 1) -> (2, 2) , dS: nan
l=1 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=1 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=1 Bisect at B = 2 with S = 31.31709660208764
l=1 Best result: B = 2, S = 31.31709660208764
level 2 : inserted 2 , dS: nan
l=3 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=3 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=3 Bisect at B = 2 with S = 31.31709660208764
l=3 Best result: B = 2, S = 31.31709660208764
level 3 : rejected replacement (2, 1) -> (2, 2) , dS: nan
l=3 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=3 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=3 Bisect at B = 2 with S = 31.31709660208764
l=3 Best result: B = 2, S = 31.31709660208764
level 4 : inserted 2 , dS: nan
l=5 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=5 Current bracket: (2, 2, 2) (31.317096602087641,
31.317096602087641, 31.317096602087641)
l=5 Bisect at B = 2 with S = 31.31709660208764
l=5 Best result: B = 2, S = 31.31709660208764
On Thu, 19 Jan 2017 at 08:52 Peter Straka <[email protected]> wrote:
> Great, thanks Tiago
>
> On Wed, 18 Jan 2017 at 20:06 Tiago de Paula Peixoto <[email protected]>
> wrote:
>
> On 18.01.2017 01:36, Peter Straka wrote:
> > Dear list,
> >
> > I'm trying to fit a nested blockmodel to a (bipartite) network with ~10^6
> > edges. The algorithm minimize_nested_blockmodel_dl() doesn't terminate;
> it
> > keeps on adding layers indefinitely until it runs out of memory / hits
> > walltime, see below. What could be going on?
>
> This is a silly bug due to finite machine precision. It has already been
> fixed in git, and will be available in the next release.
>
> Best,
> Tiago
>
> --
> Tiago de Paula Peixoto <[email protected]>
> _______________________________________________
> graph-tool mailing list
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>
> --
> Dr Peter Straka
> Research Fellow (DECRA)
> School of PEMS | UNSW Canberra
> Google Scholar
> <https://scholar.google.com.au/citations?user=BV5PkWUAAAAJ&hl=en&authuser=1>
> E: [email protected]
> T: +61 (2) 938*5 7024 *| +1 313 757 0137 <(313)%20757-0137>
>
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