private SentenceHMMState attachUnit(PronunciationState parent, SentenceHMMState sentenceHMMState, Unit[] array, int num, UnitContext unitContext, UnitContext unitContext2) { Unit[] lc = this.getLC(unitContext, array, num); Unit[] rc = this.getRC(array, num, unitContext2); UnitContext unitContext3 = UnitContext.get(rc); LeftRightContext context = LeftRightContext.get(lc, rc); Unit unit = FlatLinguist.access_200(this.this_0).getUnit(array[num].getName(), array[num].isFiller(), context); ExtendedUnitState extendedUnitState = new ExtendedUnitState(parent, num, unit); float logInsertionProbablity; if (extendedUnitState.getUnit().isSilence()) { logInsertionProbablity = FlatLinguist.access_300(this.this_0); } else if (extendedUnitState.getUnit().isFiller()) { logInsertionProbablity = FlatLinguist.access_400(this.this_0); } else if (extendedUnitState.getWhich() == 0) { logInsertionProbablity = FlatLinguist.access_500(this.this_0); } else { logInsertionProbablity = FlatLinguist.access_600(this.this_0); } SentenceHMMState existingState = this.getExistingState(extendedUnitState); if (existingState != null) { this.attachState(sentenceHMMState, existingState, 0f, logInsertionProbablity); return(null); } this.attachState(sentenceHMMState, extendedUnitState, 0f, logInsertionProbablity); this.addStateToCache(extendedUnitState); sentenceHMMState = this.expandUnit(extendedUnitState); if (extendedUnitState.isLast()) { UnitContext unitContext4 = this.generateNextLeftContext(unitContext, array[num]); ContextPair contextPair = ContextPair.get(unitContext4, unitContext3); this.addExitPoint(contextPair, sentenceHMMState); } return(sentenceHMMState); }
private SenoneHMM getHMMInSilenceContext(Unit unit, HMMPosition position) { SenoneHMM senoneHMM = null; HMMManager hmmmanager = this.loader.getHMMManager(); Context context = unit.getContext(); if (context is LeftRightContext) { LeftRightContext leftRightContext = (LeftRightContext)context; Unit[] leftContext = leftRightContext.getLeftContext(); Unit[] rightContext = leftRightContext.getRightContext(); Unit[] array; if (this.hasNonSilenceFiller(leftContext)) { array = this.replaceNonSilenceFillerWithSilence(leftContext); } else { array = leftContext; } Unit[] array2; if (this.hasNonSilenceFiller(rightContext)) { array2 = this.replaceNonSilenceFillerWithSilence(rightContext); } else { array2 = rightContext; } if (array != leftContext || array2 != rightContext) { LeftRightContext context2 = LeftRightContext.get(array, array2); Unit unit2 = this.unitManager.getUnit(unit.getName(), unit.isFiller(), context2); senoneHMM = (SenoneHMM)hmmmanager.get(position, unit2); if (senoneHMM == null) { senoneHMM = this.getHMMAtAnyPosition(unit2); } } } return(senoneHMM); }
protected internal virtual void loadHMMPool(bool useCDUnits, InputStream inputStream) { ExtendedStreamTokenizer extendedStreamTokenizer = new ExtendedStreamTokenizer(inputStream, 35, false); this.logger.fine(new StringBuilder().append("Loading HMM file from: ").append(this.location).toString()); extendedStreamTokenizer.expectString("0.3"); int @int = extendedStreamTokenizer.getInt("numBase"); extendedStreamTokenizer.expectString("n_base"); int int2 = extendedStreamTokenizer.getInt("numTri"); extendedStreamTokenizer.expectString("n_tri"); int int3 = extendedStreamTokenizer.getInt("numStateMap"); extendedStreamTokenizer.expectString("n_state_map"); int int4 = extendedStreamTokenizer.getInt("numTiedState"); extendedStreamTokenizer.expectString("n_tied_state"); int int5 = extendedStreamTokenizer.getInt("numContextIndependentTiedState"); extendedStreamTokenizer.expectString("n_tied_ci_state"); int int6 = extendedStreamTokenizer.getInt("numTiedTransitionMatrices"); extendedStreamTokenizer.expectString("n_tied_tmat"); int num = int3; int num2 = int2 + @int; int num3 = (num2 != -1) ? (num / num2) : (-num); if (!Sphinx3Loader.assertionsDisabled && int4 != this.mixtureWeights.getStatesNum()) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && int6 != this.transitionsPool.size()) { throw new AssertionError(); } for (int i = 0; i < @int; i++) { string @string = extendedStreamTokenizer.getString(); string string2 = extendedStreamTokenizer.getString(); string string3 = extendedStreamTokenizer.getString(); string string4 = extendedStreamTokenizer.getString(); string string5 = extendedStreamTokenizer.getString(); int int7 = extendedStreamTokenizer.getInt("tmat"); int[] array = new int[num3 - 1]; for (int j = 0; j < num3 - 1; j++) { array[j] = extendedStreamTokenizer.getInt("j"); if (!Sphinx3Loader.assertionsDisabled && (array[j] < 0 || array[j] >= int5)) { throw new AssertionError(); } } extendedStreamTokenizer.expectString("N"); if (!Sphinx3Loader.assertionsDisabled && !String.instancehelper_equals(string2, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && !String.instancehelper_equals(string3, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && !String.instancehelper_equals(string4, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && int7 >= int6) { throw new AssertionError(); } Unit unit = this.unitManager.getUnit(@string, String.instancehelper_equals(string5, "filler")); this.contextIndependentUnits.put(unit.getName(), unit); if (this.logger.isLoggable(Level.FINE)) { this.logger.fine(new StringBuilder().append("Loaded ").append(unit).toString()); } if (unit.isFiller() && String.instancehelper_equals(unit.getName(), "SIL")) { unit = UnitManager.__SILENCE; } float[][] transitionMatrix = (float[][])this.transitionsPool.get(int7); SenoneSequence senoneSequence = this.getSenoneSequence(array); SenoneHMM hmm = new SenoneHMM(unit, senoneSequence, transitionMatrix, HMMPosition.lookup(string4)); this.hmmManager.put(hmm); } if (this.hmmManager.get(HMMPosition.__UNDEFINED, UnitManager.__SILENCE) == null) { string text = "Could not find SIL unit in acoustic model"; throw new IOException(text); } string text2 = ""; Unit unit2 = null; int[] ssid = null; SenoneSequence senoneSequence2 = null; for (int k = 0; k < int2; k++) { string string5 = extendedStreamTokenizer.getString(); string string6 = extendedStreamTokenizer.getString(); string string7 = extendedStreamTokenizer.getString(); string string8 = extendedStreamTokenizer.getString(); string string9 = extendedStreamTokenizer.getString(); int int8 = extendedStreamTokenizer.getInt("tmat"); int[] array2 = new int[num3 - 1]; for (int l = 0; l < num3 - 1; l++) { array2[l] = extendedStreamTokenizer.getInt("j"); if (!Sphinx3Loader.assertionsDisabled && (array2[l] < int5 || array2[l] >= int4)) { throw new AssertionError(); } } extendedStreamTokenizer.expectString("N"); if (!Sphinx3Loader.assertionsDisabled && String.instancehelper_equals(string6, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && String.instancehelper_equals(string7, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && String.instancehelper_equals(string8, "-")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && !String.instancehelper_equals(string9, "n/a")) { throw new AssertionError(); } if (!Sphinx3Loader.assertionsDisabled && int8 >= int6) { throw new AssertionError(); } if (useCDUnits) { string text3 = new StringBuilder().append(string5).append(' ').append(string6).append(' ').append(string7).toString(); Unit unit3; if (String.instancehelper_equals(text3, text2)) { unit3 = unit2; } else { LeftRightContext context = LeftRightContext.get(new Unit[] { (Unit)this.contextIndependentUnits.get(string6) }, new Unit[] { (Unit)this.contextIndependentUnits.get(string7) }); unit3 = this.unitManager.getUnit(string5, false, context); } text2 = text3; unit2 = unit3; if (this.logger.isLoggable(Level.FINE)) { this.logger.fine(new StringBuilder().append("Loaded ").append(unit3).toString()); } float[][] transitionMatrix2 = (float[][])this.transitionsPool.get(int8); SenoneSequence senoneSequence3 = senoneSequence2; if (senoneSequence3 == null || !this.sameSenoneSequence(array2, ssid)) { senoneSequence3 = this.getSenoneSequence(array2); } senoneSequence2 = senoneSequence3; ssid = array2; SenoneHMM hmm2 = new SenoneHMM(unit3, senoneSequence3, transitionMatrix2, HMMPosition.lookup(string8)); this.hmmManager.put(hmm2); } } extendedStreamTokenizer.close(); }
protected internal virtual void loadHMMPool(bool useCDUnits, HTKLoader.HTKStruct htkModels, string path) { if (!this.tie1ph) { Iterator iterator = htkModels.hmmsHTK.get1phIt(); while (iterator.hasNext()) { SingleHMM singleHMM = (SingleHMM)iterator.next(); if (singleHMM == null) { break; } string baseName = singleHMM.getName(); string text; if (String.instancehelper_equals(baseName, "sil") || String.instancehelper_equals(baseName, "sp") || String.instancehelper_equals(baseName, "bb") || String.instancehelper_equals(baseName, "xx") || String.instancehelper_equals(baseName, "hh")) { text = "filler"; } else { text = "nofiller"; } int trIdx = singleHMM.trIdx; int nstates = singleHMM.getNstates(); int[] array = new int[singleHMM.getNbEmittingStates()]; int num = 0; for (int i = 0; i < nstates; i++) { if (singleHMM.isEmitting(i)) { HTK.HMMState state = singleHMM.getState(i); array[num] = htkModels.hmmsHTK.getStateIdx(state); num++; } } Unit unit = this.unitManager.getUnit(baseName, String.instancehelper_equals(text, "filler")); this.contextIndependentUnits.put(unit.getName(), unit); if (this.logger.isLoggable(Level.FINE)) { this.logger.fine(new StringBuilder().append("Loaded ").append(unit).toString()); } if (unit.isFiller() && String.instancehelper_equals(unit.getName(), "SIL")) { unit = UnitManager.__SILENCE; } float[][] transitionMatrix = (float[][])this.matrixPool.get(trIdx); SenoneSequence senoneSequence = this.getSenoneSequence(array); SenoneHMM hmm = new SenoneHMM(unit, senoneSequence, transitionMatrix, HMMPosition.lookup("-")); this.hmmManager.put(hmm); } } else { for (int j = 0; j < htkModels.hmmsHTK.getNhmms(); j++) { SingleHMM singleHMM = htkModels.hmmsHTK.getHMM(j); if (singleHMM == null) { break; } string baseName = singleHMM.getBaseName(); if (!this.contextIndependentUnits.containsKey(baseName)) { string text; if (String.instancehelper_equals(baseName, "SIL") || String.instancehelper_equals(baseName, "SP") || String.instancehelper_equals(baseName, "BB") || String.instancehelper_equals(baseName, "XX") || String.instancehelper_equals(baseName, "HH")) { text = "filler"; } else { text = "nofiller"; } int trIdx = singleHMM.trIdx; int nstates = singleHMM.getNstates(); int[] array = new int[singleHMM.getNbEmittingStates()]; int num = 0; for (int i = 0; i < nstates; i++) { if (singleHMM.isEmitting(i)) { HTK.HMMState state = singleHMM.getState(i); array[num] = htkModels.hmmsHTK.getStateIdx(state); num++; } } Unit unit = this.unitManager.getUnit(baseName, String.instancehelper_equals(text, "filler")); this.contextIndependentUnits.put(unit.getName(), unit); if (this.logger.isLoggable(Level.FINE)) { this.logger.fine(new StringBuilder().append("Loaded ").append(unit).toString()); } if (unit.isFiller() && String.instancehelper_equals(unit.getName(), "SIL")) { unit = UnitManager.__SILENCE; } float[][] transitionMatrix = (float[][])this.matrixPool.get(trIdx); SenoneSequence senoneSequence = this.getSenoneSequence(array); SenoneHMM hmm = new SenoneHMM(unit, senoneSequence, transitionMatrix, HMMPosition.lookup("-")); this.hmmManager.put(hmm); } } } string text2 = ""; Unit unit2 = null; int[] ssid = null; SenoneSequence senoneSequence2 = null; ArrayList arrayList = new ArrayList(); Iterator iterator2 = htkModels.hmmsHTK.get3phIt(); while (iterator2.hasNext()) { SingleHMM singleHMM2 = (SingleHMM)iterator2.next(); if (singleHMM2 == null) { break; } string baseName2 = singleHMM2.getBaseName(); string text3 = singleHMM2.getLeft(); string text4 = singleHMM2.getRight(); if (String.instancehelper_equals(text3, "-")) { text3 = "SIL"; } if (String.instancehelper_equals(text4, "-")) { text4 = "SIL"; } string text5 = new StringBuilder().append(text3).append(' ').append(baseName2).append(' ').append(text4).toString(); if (!arrayList.contains(text5)) { arrayList.add(text5); text5 = "i"; int trIdx2 = singleHMM2.trIdx; int nstates = singleHMM2.getNstates(); int[] array2 = new int[singleHMM2.getNbEmittingStates()]; int num2 = 0; for (int k = 0; k < nstates; k++) { if (singleHMM2.isEmitting(k)) { HTK.HMMState state2 = singleHMM2.getState(k); array2[num2] = htkModels.hmmsHTK.getStateIdx(state2); num2++; } } if (useCDUnits) { string text6 = new StringBuilder().append(baseName2).append(' ').append(text3).append(' ').append(text4).toString(); Unit unit3; if (String.instancehelper_equals(text6, text2)) { unit3 = unit2; } else { LeftRightContext context = LeftRightContext.get(new Unit[] { (Unit)this.contextIndependentUnits.get(text3) }, new Unit[] { (Unit)this.contextIndependentUnits.get(text4) }); unit3 = this.unitManager.getUnit(baseName2, false, context); } text2 = text6; unit2 = unit3; if (this.logger.isLoggable(Level.FINE)) { this.logger.fine(new StringBuilder().append("Loaded ").append(unit3).toString()); } float[][] transitionMatrix2 = (float[][])this.matrixPool.get(trIdx2); SenoneSequence senoneSequence3 = senoneSequence2; if (senoneSequence3 == null || !this.sameSenoneSequence(array2, ssid)) { senoneSequence3 = this.getSenoneSequence(array2); } senoneSequence2 = senoneSequence3; ssid = array2; SenoneHMM hmm2 = new SenoneHMM(unit3, senoneSequence3, transitionMatrix2, HMMPosition.lookup(text5)); this.hmmManager.put(hmm2); } } } }