CPT size of variables

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sylee92
Posts: 3
Joined: Wed Jun 11, 2008 6:33 pm

CPT size of variables

Post by sylee92 »

Hi,

I have created a DBN with SMILE and one temporal node has more than 300 possible values. I couldn't load the DBN to GeNIe because the DBN size is almost 1GB. How many values are possible in one temporal node in SMILE/GeNIe (or what is the max. network size to load it to GeNie)?

Thanks,
sl
shooltz[BayesFusion]
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Posts: 1417
Joined: Mon Nov 26, 2007 5:51 pm

Re: CPT size of variables

Post by shooltz[BayesFusion] »

sylee92 wrote:How many values are possible in one temporal node in SMILE/GeNIe
The only limit is available memory, and this depends on the OS and hardware the program is running on.
(or what is the max. network size to load it to GeNie)?
Since GeNIe is a Win32 binary, it's user-mode address space is limited to 2 GB. Some of this is required for actual program code, so obviously not all 2 GB can be used to store the CPTs. For DBN inference you'll also need the space for unrolled network and jointrees created by clustering.
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