Function addBeam

trainer/utils.py:69–72

add beam if it does not yet exist

(beamState, labeling)

        childBeam.lmApplied = True # only apply LM once per beam entry

def addBeam(beamState, labeling):
    "add beam if it does not yet exist"
    if labeling not in beamState.entries:
        beamState.entries[labeling] = BeamEntry()

def ctcBeamSearch(mat, classes, ignore_idx, lm, beamWidth=25, dict_list = []):
    "beam search as described by the paper of Hwang et al. and the paper of Graves et al."