[Crf-users] a question about simiCRF

[xiaofeng wu <xf...@nl...>]

> hello
> Sorry for the bothering.
> Recently I've beening working
> on Mrs. Sarawagi's CRF package.I think it's very interesting, but
> without detailed discriptive document,it's very frustrating for me to
> use it.
> I want to use semiCRF,the code below in src/iitb/segment/segment.java
> 's allocModel() routine:
> if (modelGraphType.equals("semi-markov")) {
> if (options.getInt("debugLvl")  > 1) {
> Util.printDbg("Creating semi-markov model");
> }
>
> NestedFeatureGenImpl nfgen = new NestedFeatureGenImpl(nlabels,options);
> featureGen = nfgen;
> crfModel = new NestedCRF(featureGen.numStates(),nfgen,options);
> } else ...
> the words ("semi-markov") doesn't seem appear in the introduction
> Model http://crf.sourceforge.net/introduction/models.html 's
> /modelGraph="naive,4-chain,2-parallel,boundary"/
> can anyone give me a more detailed discription of how to use it?
> Thanks in advance!
> Best regards.
> ------------------------------------------------------------------------
> xiaofeng wu
> 2007-01-31