From: Daniel P. <dp...@gm...> - 2015-05-13 15:32:57
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They are the same thing, except that the tri4_ali might be slightly fresher since it was run after all the iterations of training. Generally speaking, scripts that require an alignment directory can also take a model-training directory. Dan On Wed, May 13, 2015 at 9:05 AM, Yannis Chalkiadakis <ha...@ho...> wrote: > Hello, > > Could someone please explain the difference between the alignments in the > folders e.g. tri4b and tri4b_ali? Does the former contain the final > alignments after training the model? > > Thank you in advance for your time and help, > Yannis > > ________________________________ > > Hi all, > > I want to train a DNN outside KALDI and I would like to acquire the target > labels (HMM states) though KALDI. So far, I have a list of (phone,HMMstate) > tuples for each frame, extracted from the appropriate alignment file. > > > In Kaldi we use the pdf-ids as targets. The pdf-ids correspond to the > clustered states. > > > Are these alignments produced after state-tying? > > > The alignments contain the state-tying information but also the base-phone > information and information about hmm position (they contain transition-ids; > look it up). If you run ali-to-pdf you can get them in terms of pdf-ids, > which correspond to the clustered states. These are the normal targets for > DNN training. > > Furthermore, could someone explain the difference between final.alimdl and > final.mdl models? Which one should be used with e.g. ali-to-phones? > > > The final.mdl is the main model; the final.alimdl is trained without fMLLR > adaptation and is intended to be used in first-pass decoding for adaptation. > However, for ali-to-phones only the transition-model is needed and it's the > same in both cases, so it doesn't matter. > > Dan > > > > Thank you in advance for your time and help, > Yannis > > ------------------------------------------------------------------------------ > BPM Camp - Free Virtual Workshop May 6th at 10am PDT/1PM EDT > Develop your own process in accordance with the BPMN 2 standard > Learn Process modeling best practices with Bonita BPM through live exercises > http://www.bonitasoft.com/be-part-of-it/events/bpm-camp-virtual- event?utm_ > source=Sourceforge_BPM_Camp_5_6_15&utm_medium=email&utm_campaign=VA_SF > _______________________________________________ > Kaldi-users mailing list > Kal...@li... > https://lists.sourceforge.net/lists/listinfo/kaldi-users > > > > ------------------------------------------------------------------------------ > One dashboard for servers and applications across Physical-Virtual-Cloud > Widest out-of-the-box monitoring support with 50+ applications > Performance metrics, stats and reports that give you Actionable Insights > Deep dive visibility with transaction tracing using APM Insight. > http://ad.doubleclick.net/ddm/clk/290420510;117567292;y > _______________________________________________ > Kaldi-users mailing list > Kal...@li... > https://lists.sourceforge.net/lists/listinfo/kaldi-users > |