Tiago Peixoto wrote
>> Thank you, that confirms my suspicion that something strange is going on
>> here. The average description length across 200,000 sweeps appears to be
>> roughly three times that returned by "minimize_nested_blockmodel_dl" so
>> it
>> seems to me like the posterior distribution is not centered around a
>> single
>> partition.
> 
> I don't see how you can conclude this from the reason given.

If I have a single peak in the posterior with a likelihood of 1 should I not
expect that sampling from the posterior and maximising the posterior
likelihood return the same value? Following that, if the average description
length obtained by sampling from the posterior is different I must have had
other partitions with non-zero probabilities contributing which contradicts
the entropy of zero. Am I making a logical mistake/missing something here?


Tiago Peixoto wrote
> It is difficult to blindly guess, without being given more information.

Once i have verified whether the problem persists with the current git
version I will try and provide an MWE. The data is empirical however so I
would be surprised by a perfect fit.

Best,

Philipp



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