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Search: Posts Made By: fivemack
Forum: Math 2016-10-16, 10:49
Replies: 34
Views: 7,135
Posted By fivemack
That's interesting, because it's completely...

That's interesting, because it's completely different from the version I have and have distributed! I wonder where it came from
Forum: Math 2016-10-15, 21:21
Replies: 34
Views: 7,135
Posted By fivemack
What does your ecm-probabilities.txt file look...

What does your ecm-probabilities.txt file look like? I can't see how this could happen without the line for 850 in that file having a positive rather than negative exponent - 'sp' should be a...
Forum: Math 2016-07-14, 08:58
Replies: 34
Views: 7,135
Posted By fivemack
The problem with calibration is that the GNFS and...

The problem with calibration is that the GNFS and SNFS calibration data is recorded on a single computer (the 'tractor' that appears in all the files), and is the reflection of a couple of...
Forum: Math 2016-07-14, 07:11
Replies: 34
Views: 7,135
Posted By fivemack
Yes, precisely. Yes, that's exactly...

Yes, precisely.



Yes, that's exactly what the program does; its main data structure stores, for each digit count, the probability that the work we've done so far has left a factor of that size,...
Forum: Math 2016-07-10, 20:07
Replies: 34
Views: 7,135
Posted By fivemack
With the amount of evidence pushed in by the...

With the amount of evidence pushed in by the extra curves, Bayes is strikingly insensitive to the choice of prior. I've attached a new version of the code where you can switch between a flat prior...
Forum: Math 2016-07-10, 15:48
Replies: 34
Views: 7,135
Posted By fivemack
Implementation

Unpack the small attached file into a directory of your choice, and run with some command line like

python ecm-toy.py G182 18000@43

python ecm-toy.py S240 1@3

and it will try to give you a...
Forum: Math 2016-07-03, 11:26
Replies: 34
Views: 7,135
Posted By fivemack
Let's attack the Bayesian-ECM-bounds again

The Bayesian analysis is in some sense really easy.

For each number of digits D in the putative factor, consider P(finding such a factor | running 1 curve at size B1). This can, it turns out, be...
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