Limitations on data file size when learning BN structure?

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pedromvilar
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Joined: Wed Aug 26, 2015 9:11 am

Limitations on data file size when learning BN structure?

Post by pedromvilar »

What are the limitations on the data file when I want to learn a Bayesian Network's structure? I have a file with about 208 thousand lines and 30 variables in each line, and when I try to learn the structure GeNIe crashes.

If GeNIe/SMILE can't run with datasets as large as this, does anyone know of any other similar tools that could handle it?
marek [BayesFusion]
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Posts: 430
Joined: Tue Dec 11, 2007 4:24 pm

Re: Limitations on data file size when learning BN structure?

Post by marek [BayesFusion] »

GeNIe does not impose any limitations, so the real limitation is your available memory. If the file is too large for your computer, perhaps you can try selecting a random sample from among the file records? A random sample should retain the file's property and should lead to a model that will reflect the joint probability distribution that has generate the file.
Good luck!

Marek
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