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Re: LDA Questions - Mahout - [mail # user]
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...Hi Gokhan, This looks like a bug in the InMemoryCollapsedVariationBayes0.loadVectors() method - it takes the SequenceFile and ignores the keys, assigning the rows in order into ...
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Author: Jake Mannix,
2012-08-06, 17:19
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Re: Mahout LanczosSolver explanation - Mahout - [mail # user]
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...On Tue, Jul 31, 2012 at 6:00 PM, Aniruddha Basak wrote: It's to help with floating point overflow issues in naive Lanczos implementations: each time you multiply the basis vectors by ...
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Author: Jake Mannix,
2012-08-01, 04:02
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Re: Using Mahout to train an CVB and retrieve it's topics - Mahout - [mail # user]
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...On Sun, Jul 29, 2012 at 10:08 AM, Folcon Red wrote: -s is the old way of doing input (short for "sequencefile"), it's now -jake...
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Author: Jake Mannix,
2012-07-29, 17:44
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Re: Using Mahout to train an CVB and retrieve it's topics - Mahout - [mail # user]
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...On Sat, Jul 28, 2012 at 6:40 PM, DAN HELM wrote: Yeah, this is correct, although this: is not as good as using vectordumper: mahout vectordump -...
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Author: Jake Mannix,
2012-07-29, 03:52
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[MAHOUT-860] Create minimalist maven module for *Writable classes for export - Mahout - [issue]
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...Other projects (and developers) who want to interact with Mahout file-formats currently need to depend on mahout-core, which is big. It would be nice if we had a slim and trim mahout d...
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http://issues.apache.org/jira/browse/MAHOUT-860
Author: Jake Mannix,
2012-06-22, 10:29
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[MAHOUT-1009] Remove old LDA implementation from codebase - Mahout - [issue]
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...The old LDA is unmaintained and unsupported. We already (since 0.6) have a newer, faster version in the o.a.m.clustering.lda.cvb package, which I'm actively working on and using in pro...
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http://issues.apache.org/jira/browse/MAHOUT-1009
Author: Jake Mannix,
2012-06-16, 10:35
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Re: Turn on code inspections, please - Mahout - [mail # dev]
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...On Mon, Jun 11, 2012 at 7:40 AM, Robin Anil wrote: The way I've done it with legacy projects in the past is that you figure out the number of errors its currently getting, and f...
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Author: Jake Mannix,
2012-06-11, 16:50
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Re: Seeking classification advice - Mahout - [mail # user]
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...On Fri, Jun 8, 2012 at 12:22 AM, Ted Dunning wrote: Hmm... we've been using multinomial LR on label sets of 100-200 categories at twitter and having pretty good success - you ha...
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Author: Jake Mannix,
2012-06-08, 13:37
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Re: Seeking classification advice - Mahout - [mail # user]
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...Wait, what's wrong with using the usual SGD for multinomial LR and picking the top couple of classes by probability, if several are close in size? On Thu, Jun 7, 2012 at 3:46 PM, Ted D...
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Author: Jake Mannix,
2012-06-08, 01:21
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Re: Mahout 0.7 Code Freeze - Mahout - [mail # dev]
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...On Tue, Jun 5, 2012 at 3:18 PM, Robin Anil wrote: Ok, cool, I see how you've done that - that should work. I'll get on MAHOUT-1025 to actually get it properly documented. ...
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Author: Jake Mannix,
2012-06-05, 23:05
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