void allocModel() throws Exception {
/*
* A CRF model consists of features and corresponding weights. The
* features are stored in FeatureGenImpl and weights and other CRF
* parameters are encapsulated in CRF object.
*
* Here, you will call appropriate constructor for a feature generator
* and a CRF model. You can use feature generator available in the
* package or use your own implemented feature generator.
*
* There are two CRF model classes: CRF and NestedCRF. The CRF class is
* flat CRF model while NestedCRF is a segment(semi-)CRF model.
*/
featureGen = new FeatureGenImpl(options.getProperty("modelGraph"),
Integer.parseInt(options.getProperty("numLabels")));
crfModel = new CRF(featureGen.numFeatures(), featureGen, options);
}
