Package dragon.ml.seqmodel.crf

Interface Summary

Interface	Description
Labeler	Interface of CRF Labeler
Trainer	Interface of CRF trainer

Class Summary

Class	Description
AbstractCRF	Abstract class for conditional random field
AbstractTrainer	Abstract class for training conditional random field
CollinsBasicTrainer	Collins training conditional random field
CollinsSegmentTrainer	Collins segment trainer
EdgeGenerator	if the original label set is A (0), B (1), C (2), D (3) and markov order is 2, the new label set will be: AA, BA, CA, DA, AB, BB, CB, DB, AC, BC, CC, DC, DA, DB, DC, DD 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
LBFGS	This class contains code for the limited-memory Broyden-Fletcher-Goldfarb-Shanno (LBFGS) algorithm for large-scale multidimensional unconstrained minimization problems.
LBFGSBasicTrainer	LBFGS basic trainer
LBFGSSegmentTrainer	LBFGS segment trainer
Mcsrch	This class implements an algorithm for multi-dimensional line search.
ViterbiBasicLabeler	Viterb basic labeler
ViterbiSegmentLabeler	Viterb segment labeler

Exception Summary

Exception	Description
LBFGS.ExceptionWithIflag	Specialized exception class for LBFGS; contains the iflag value returned by lbfgs.