public Collection<LabelUnit> getRelWordLabels(Label label, JointInstance instance) { // TODO: no relations?? Set<LabelUnit> units = new TreeSet<LabelUnit>(); boolean hasRel = false; for (int wi = 0; wi < instance.getNumWords(); ++wi) { int pairIdx; if (wi < id) { pairIdx = instance.getWordPair(wi, id); } else if (wi > id) { pairIdx = instance.getWordPair(id, wi); } else { assert wi == id; if (params.getUseSelfRelation()) { pairIdx = instance.getWordPair(wi, id); } else { continue; } } if (pairIdx < label.size()) { assert label.getLabel(pairIdx) instanceof PairLabelUnit; if (!label.getLabel(pairIdx).isNegative()) { PairLabelUnit pairLabelUnit = (PairLabelUnit) label.getLabel(pairIdx); units.addAll( params .getPossibleLabels() .get(pairLabelUnit.toString() + ":" + (wi < id ? "2" : "1"))); hasRel = true; } } } assert hasRel || units.size() == 0; return units; }
protected SparseFeatureVector calcPairGlobalFeatures( Pair pair, Instance instance, Label y, int lastIndex, PairLabelUnit candidateLabelUnit) { SparseFeatureVector globalFv = new SparseFeatureVector(params); if (candidateLabelUnit.isNegative()) { return globalFv; } SparseFeatureVector parallelFv = new SparseFeatureVector(params); StringSparseVector counterFv = new StringSparseVector(params); StringSparseVector wordPairFv = new StringSparseVector(params); String candidateLabel = candidateLabelUnit.getLabel(); Word w1 = pair.getW1(); Word w2 = pair.getW2(); JointInstance jInstance = (JointInstance) instance; int w1Index = jInstance.getWord(w1.getId()); int w2Index = jInstance.getWord(w2.getId()); String w1Base = w1.getWord().getRealBase(); String w1POS = w1.getWord().getPOS(); String w2Base = w2.getWord().getRealBase(); String w2POS = w2.getWord().getPOS(); for (int i = 0; i <= lastIndex; i++) { if (y.getLabel(i).isNegative()) continue; if (y.getLabel(i) instanceof PairLabelUnit) { if (!params.getUseGlobalRelationFeatures()) continue; PairLabelUnit adjLabelUnit = (PairLabelUnit) y.getLabel(i); String adjLabel = adjLabelUnit.getLabel(); Pair adjPair = (Pair) instance.getSequence().get(i); Word adjW1 = adjPair.getW1(); Word adjW2 = adjPair.getW2(); if (adjW1.getId() == w1.getId()) { if (adjW2.getId() < w2.getId()) { addSecondOrderInfoToFV(counterFv, candidateLabel, w1Base, w1POS, adjLabel, "PARA-E1"); addParallelInfoToFV( parallelFv, w1Base, w1POS, adjW2.getWord(), adjLabel, w2.getWord(), candidateLabel, "PARA-E1"); int triangleIndex = jInstance.getWordPair(adjW2.getId(), w2.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, adjLabel, w1Base, w1POS, candidateLabel, w2Base, w2POS, thirdLabelUnit.getLabel(), adjW2.getWord().getRealBase(), adjW2.getWord().getPOS()); } } } else { addSecondOrderInfoToFV(counterFv, adjLabel, w1Base, w1POS, candidateLabel, "PARA-E1"); addParallelInfoToFV( parallelFv, w1Base, w1POS, w2.getWord(), candidateLabel, adjW2.getWord(), adjLabel, "PARA-E1"); int triangleIndex = jInstance.getWordPair(w2.getId(), adjW2.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, candidateLabel, w1Base, w1POS, adjLabel, adjW2.getWord().getRealBase(), adjW2.getWord().getPOS(), thirdLabelUnit.getLabel(), w2Base, w2POS); } } } } else if (adjW2.getId() == w1.getId()) { if (adjW1.getId() < w2.getId()) { addParallelInfoToFV( parallelFv, w1Base, w1POS, adjW1.getWord(), adjLabel, w2.getWord(), candidateLabel, "SEQ"); int triangleIndex = jInstance.getWordPair(adjW1.getId(), w2.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, adjLabel, w1Base, w1POS, candidateLabel, w2Base, w2POS, thirdLabelUnit.getLabel(), adjW1.getWord().getRealBase(), adjW1.getWord().getPOS()); } } } else { addParallelInfoToFV( parallelFv, w1Base, w1POS, w2.getWord(), adjLabel, adjW1.getWord(), candidateLabel, "RSEQ"); int triangleIndex = jInstance.getWordPair(w2.getId(), adjW1.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, candidateLabel, w1Base, w1POS, adjLabel, adjW1.getWord().getRealBase(), adjW1.getWord().getPOS(), thirdLabelUnit.getLabel(), w2Base, w2POS); } } } addSecondOrderInfoToFV(counterFv, candidateLabel, w1Base, w1POS, adjLabel, "SEQ"); } else if (adjW2.getId() == w2.getId()) { if (adjW1.getId() < w1.getId()) { addParallelInfoToFV( parallelFv, w2Base, w2POS, adjW1.getWord(), adjLabel, w1.getWord(), candidateLabel, "PARA-E2"); addSecondOrderInfoToFV(counterFv, candidateLabel, w2Base, w2POS, adjLabel, "PARA-E2"); int triangleIndex = jInstance.getWordPair(adjW1.getId(), w1.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, adjLabel, w2Base, w2POS, candidateLabel, w1Base, w1POS, thirdLabelUnit.getLabel(), adjW1.getWord().getRealBase(), adjW1.getWord().getPOS()); } } } else { addParallelInfoToFV( parallelFv, w2Base, w2POS, w1.getWord(), candidateLabel, adjW1.getWord(), adjLabel, "PARA-E2"); addSecondOrderInfoToFV(counterFv, adjLabel, w2Base, w2POS, candidateLabel, "PARA-E2"); int triangleIndex = jInstance.getWordPair(w1.getId(), adjW1.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, candidateLabel, w2Base, w2POS, adjLabel, adjW1.getWord().getRealBase(), adjW1.getWord().getPOS(), thirdLabelUnit.getLabel(), w1Base, w1POS); } } } } else if (adjW1.getId() == w2.getId()) { if (w1.getId() < adjW2.getId()) { addParallelInfoToFV( parallelFv, w2Base, w2POS, w1.getWord(), candidateLabel, adjW2.getWord(), adjLabel, "SEQ"); int triangleIndex = jInstance.getWordPair(w1.getId(), adjW2.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, candidateLabel, w2Base, w2POS, adjLabel, adjW2.getWord().getRealBase(), adjW2.getWord().getPOS(), thirdLabelUnit.getLabel(), w1Base, w1POS); } } } else { addParallelInfoToFV( parallelFv, w2Base, w2POS, adjW2.getWord(), candidateLabel, w1.getWord(), adjLabel, "RSEQ"); int triangleIndex = jInstance.getWordPair(adjW2.getId(), w1.getId()); if (triangleIndex <= lastIndex) { PairLabelUnit thirdLabelUnit = ((PairLabelUnit) y.getLabel(triangleIndex)); if (!thirdLabelUnit.isNegative()) { addTriangleToFV( counterFv, adjLabel, w2Base, w2POS, candidateLabel, w1Base, w1POS, thirdLabelUnit.getLabel(), adjW2.getWord().getRealBase(), adjW2.getWord().getPOS()); } } } addSecondOrderInfoToFV(counterFv, adjLabel, w2Base, w2POS, candidateLabel, "SEQ"); } else { if (adjW1.getId() < w1.getId() && w1.getId() < adjW2.getId() && adjW2.getId() < w2.getId()) { counterFv.add("PROJ".concat(adjLabel).concat(candidateLabel), 1.); } else if (w1.getId() < adjW1.getId() && adjW1.getId() < w2.getId() && w2.getId() < adjW2.getId()) { counterFv.add("PROJ".concat(candidateLabel).concat(adjLabel), 1.); } } } else { if (w1Index == i) { assert y.getLabel(i) instanceof WordLabelUnit; String w1Label = ((WordLabelUnit) y.getLabel(i)).getLabel(); wordPairFv.add(w1Label.concat(candidateLabel), 1.); wordPairFv.add(w1Label.concat(w1Base).concat(candidateLabel), 1.); } if (w2Index == i) { assert y.getLabel(i) instanceof WordLabelUnit; String w2Label = ((WordLabelUnit) y.getLabel(i)).getLabel(); wordPairFv.add(candidateLabel.concat(w2Label), 1.); wordPairFv.add(candidateLabel.concat(w2Base).concat(w2Label), 1.); } } } if (params.getUseFullFeatures()) { int w1Idx = ((JointInstance) instance).getWord(pair.getW1().getId()); int w2Idx = ((JointInstance) instance).getWord(pair.getW2().getId()); if (w1Idx <= lastIndex && w2Idx <= lastIndex) { // w-rel-w String w1Label = ((WordLabelUnit) y.getLabel(w1Idx)).getLabel(); String w2Label = ((WordLabelUnit) y.getLabel(w2Idx)).getLabel(); wordPairFv.add(w1Label.concat(candidateLabel).concat(w2Label), 1.); wordPairFv.add( w1Label.concat(w1Base).concat(candidateLabel).concat(w2Label).concat(w2Base), 1.); List<Word> e1Words = getEntityWords(pair.getW1(), instance, y, lastIndex, (WordLabelUnit) y.getLabel(w1Idx)); String e1String = "", e2String = "", w1LabelType = "", w2LabelType = ""; if (e1Words.size() != 0) { e1String = entityString(e1Words); w1LabelType = ((WordLabelUnit) y.getLabel(w1Idx)).getType(); wordPairFv.add(w1LabelType.concat(candidateLabel), 1.); wordPairFv.add(w1LabelType.concat(e1String).concat(candidateLabel), 1.); } List<Word> e2Words = getEntityWords(pair.getW2(), instance, y, lastIndex, (WordLabelUnit) y.getLabel(w2Idx)); if (e2Words.size() != 0) { e2String = entityString(e2Words); w2LabelType = ((WordLabelUnit) y.getLabel(w2Idx)).getType(); wordPairFv.add(candidateLabel.concat(w2LabelType), 1.); wordPairFv.add(candidateLabel.concat(w2LabelType).concat(e2String), 1.); } // ent-rel-ent if (e1Words.size() != 0 && e2Words.size() != 0) { wordPairFv.add(w1LabelType.concat(candidateLabel).concat(w2LabelType), 1.); wordPairFv.add( w1LabelType .concat(e1String) .concat(candidateLabel) .concat(w2LabelType) .concat(e2String), 1.); } } } globalFv.add(parallelFv, "PARA"); globalFv.add(counterFv, "COUNT"); globalFv.add(wordPairFv, "WORDPAIR"); globalFv.scale(params.getRelWeight()); return globalFv; }