Examples of opennlp.tools.ml.model.Event

opennlp.tools.ml.model.Event
The context of a decision point during training. This includes contextual predicates and an outcome.

    @Override
    protected Iterator<Event> createEvents(RESULT sample) {


      if (RESULT.EVENTS.equals(sample)) {
        List<Event> events = new ArrayList<Event>();
        events.add(new Event("test", new String[]{"f1", "f2"}));


        return events.iterator();
      }
      else if (RESULT.EMPTY.equals(sample)) {
        List<Event> emptyList = Collections.emptyList();

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      while (!parent.getType().equals(AbstractBottomUpParser.TOP_NODE) && parent.getLabel() == null) {
        if (parent.getLabel() == null && !prevParent.getType().equals(parent.getType())) {
          //build level
          if (debug) System.err.println("Build: "+parent.getType()+" for: "+currentChunks[ci]);
          if (etype == ParserEventTypeEnum.BUILD) {
            parseEvents.add(new Event(parent.getType(), buildContextGenerator.getContext(currentChunks, ci)));
          }
          builtNodes.add(off++,parent);
          Parse newParent = new Parse(currentChunks[ci].getText(),currentChunks[ci].getSpan(),parent.getType(),1,0);
          newParent.add(currentChunks[ci],rules);
          newParent.setPrevPunctuation(currentChunks[ci].getPreviousPunctuationSet());
          newParent.setNextPunctuation(currentChunks[ci].getNextPunctuationSet());
          currentChunks[ci].setParent(newParent);
          currentChunks[ci] = newParent;
          newParent.setLabel(Parser.BUILT);
          //see if chunk is complete
          if (lastChild(chunks[ci], parent)) {
            if (etype == ParserEventTypeEnum.CHECK) {
              parseEvents.add(new Event(Parser.COMPLETE, checkContextGenerator.getContext(currentChunks[ci],currentChunks, ci,false)));
            }
            currentChunks[ci].setLabel(Parser.COMPLETE);
            parent.setLabel(Parser.COMPLETE);
          }
          else {
            if (etype == ParserEventTypeEnum.CHECK) {
              parseEvents.add(new Event(Parser.INCOMPLETE, checkContextGenerator.getContext(currentChunks[ci],currentChunks,ci,false)));
            }
            currentChunks[ci].setLabel(Parser.INCOMPLETE);
            parent.setLabel(Parser.COMPLETE);
          }


          chunks[ci] = parent;
          //System.err.println("build: "+newParent+" for "+parent);
        }
        //TODO: Consider whether we need to set this label or train parses at all.
        parent.setLabel(Parser.BUILT);
        prevParent = parent;
        parent = parent.getParent();
      }
      //decide to attach
      if (etype == ParserEventTypeEnum.BUILD) {
        parseEvents.add(new Event(Parser.DONE, buildContextGenerator.getContext(currentChunks, ci)));
      }
      //attach node
      String attachType = null;
      /** Node selected for attachment. */
      Parse attachNode = null;
      int attachNodeIndex = -1;
      if (ci == 0){
        Parse top = new Parse(currentChunks[ci].getText(),new Span(0,currentChunks[ci].getText().length()),AbstractBottomUpParser.TOP_NODE,1,0);
        top.insert(currentChunks[ci]);
      }
      else {
        /** Right frontier consisting of partially-built nodes based on current state of the parse.*/
        List<Parse> currentRightFrontier = Parser.getRightFrontier(currentChunks[0],punctSet);
        if (currentRightFrontier.size() != rightFrontier.size()) {
          System.err.println("fontiers mis-aligned: "+currentRightFrontier.size()+" != "+rightFrontier.size()+" "+currentRightFrontier+" "+rightFrontier);
          System.exit(1);
        }
        Map<Parse, Integer> parents = getNonAdjoinedParent(chunks[ci]);
        //try daughters first.
        for (int cfi=0;cfi<currentRightFrontier.size();cfi++) {
          Parse frontierNode = rightFrontier.get(cfi);
          Parse cfn = currentRightFrontier.get(cfi);
          if (!Parser.checkComplete || !Parser.COMPLETE.equals(cfn.getLabel())) {
            Integer i = parents.get(frontierNode);
            if (debug) System.err.println("Looking at attachment site ("+cfi+"): "+cfn.getType()+" ci="+i+" cs="+nonPunctChildCount(cfn)+", "+cfn+" :for "+currentChunks[ci].getType()+" "+currentChunks[ci]+" -> "+parents);
            if (attachNode == null &&  i != null && i == nonPunctChildCount(cfn)) {
              attachType = Parser.ATTACH_DAUGHTER;
              attachNodeIndex = cfi;
              attachNode = cfn;
              if (etype == ParserEventTypeEnum.ATTACH) {
                parseEvents.add(new Event(attachType, attachContextGenerator.getContext(currentChunks, ci, currentRightFrontier, attachNodeIndex)));
              }
              //System.err.println("daughter attach "+attachNode+" at "+fi);
            }
          }
          else {
            if (debug) System.err.println("Skipping ("+cfi+"): "+cfn.getType()+","+cfn.getPreviousPunctuationSet()+" "+cfn+" :for "+currentChunks[ci].getType()+" "+currentChunks[ci]+" -> "+parents);
          }
          // Can't attach past first incomplete node.
          if (Parser.checkComplete && cfn.getLabel().equals(Parser.INCOMPLETE)) {
            if (debug) System.err.println("breaking on incomplete:"+cfn.getType()+" "+cfn);
            break;
          }
        }
        //try sisters, and generate non-attach events.
        for (int cfi=0;cfi<currentRightFrontier.size();cfi++) {
          Parse frontierNode = rightFrontier.get(cfi);
          Parse cfn = currentRightFrontier.get(cfi);
          if (attachNode == null && parents.containsKey(frontierNode.getParent())
              && frontierNode.getType().equals(frontierNode.getParent().getType())
              ){ //&& frontierNode.getParent().getLabel() == null) {
            attachType = Parser.ATTACH_SISTER;
            attachNode = cfn;
            attachNodeIndex = cfi;
            if (etype == ParserEventTypeEnum.ATTACH) {
              parseEvents.add(new Event(Parser.ATTACH_SISTER, attachContextGenerator.getContext(currentChunks, ci, currentRightFrontier, cfi)));
            }
            chunks[ci].getParent().setLabel(Parser.BUILT);
            //System.err.println("in search sister attach "+attachNode+" at "+cfi);
          }
          else if (cfi == attachNodeIndex) {
            //skip over previously attached daughter.
          }
          else {
            if (etype == ParserEventTypeEnum.ATTACH) {
              parseEvents.add(new Event(Parser.NON_ATTACH, attachContextGenerator.getContext(currentChunks, ci, currentRightFrontier, cfi)));
            }
          }
          //Can't attach past first incomplete node.
          if (Parser.checkComplete && cfn.getLabel().equals(Parser.INCOMPLETE)) {
            if (debug) System.err.println("breaking on incomplete:"+cfn.getType()+" "+cfn);
            break;
          }
        }
        //attach Node
        if (attachNode != null) {
          if (attachType == Parser.ATTACH_DAUGHTER) {
            Parse daughter = currentChunks[ci];
            if (debug) System.err.println("daughter attach a="+attachNode.getType()+":"+attachNode+" d="+daughter+" com="+lastChild(chunks[ci], rightFrontier.get(attachNodeIndex)));
            attachNode.add(daughter,rules);
            daughter.setParent(attachNode);
            if (lastChild(chunks[ci], rightFrontier.get(attachNodeIndex))) {
              if (etype == ParserEventTypeEnum.CHECK) {
                parseEvents.add(new Event(Parser.COMPLETE, checkContextGenerator.getContext(attachNode,currentChunks,ci,true)));
              }
              attachNode.setLabel(Parser.COMPLETE);
            }
            else {
              if (etype == ParserEventTypeEnum.CHECK) {
                parseEvents.add(new Event(Parser.INCOMPLETE, checkContextGenerator.getContext(attachNode,currentChunks,ci,true)));
              }
            }
          }
          else if (attachType == Parser.ATTACH_SISTER) {
            Parse frontierNode = rightFrontier.get(attachNodeIndex);
            rightFrontier.set(attachNodeIndex,frontierNode.getParent());
            Parse sister = currentChunks[ci];
            if (debug) System.err.println("sister attach a="+attachNode.getType()+":"+attachNode+" s="+sister+" ap="+attachNode.getParent()+" com="+lastChild(chunks[ci], rightFrontier.get(attachNodeIndex)));
            Parse newParent = attachNode.getParent().adjoin(sister,rules);


            newParent.setParent(attachNode.getParent());
            attachNode.setParent(newParent);
            sister.setParent(newParent);
            if (attachNode == currentChunks[0]) {
              currentChunks[0]= newParent;
            }
            if (lastChild(chunks[ci], rightFrontier.get(attachNodeIndex))) {
              if (etype == ParserEventTypeEnum.CHECK) {
                parseEvents.add(new Event(Parser.COMPLETE, checkContextGenerator.getContext(newParent,currentChunks,ci,true)));
              }
              newParent.setLabel(Parser.COMPLETE);
            }
            else {
              if (etype == ParserEventTypeEnum.CHECK) {
                parseEvents.add(new Event(Parser.INCOMPLETE, checkContextGenerator.getContext(newParent,currentChunks,ci,true)));
              }
              newParent.setLabel(Parser.INCOMPLETE);
            }


          }

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    HeadRules rules = new opennlp.tools.parser.lang.en.HeadRules(args[ai++]);
    if (fun) {
      Parse.useFunctionTags(true);
    }
    ObjectStream<Event> es = new ParserEventStream(new ParseSampleStream(new PlainTextByLineStream(new java.io.InputStreamReader(System.in))), rules, etype, dict);
    Event e;
    while ((e = es.read()) != null) {
      if (model != null) {
        System.out.print(model.eval(e.getContext())[model.getIndex(e.getOutcome())]+" ");
      }
      System.out.println(e);
    }
  }

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          }
        }
      }
    }
    for (int ti = 0, tl = toks.size(); ti < tl; ti++) {
      chunkEvents.add(new Event(preds.get(ti), chunkerContextGenerator.getContext(ti, toks.toArray(new String[toks.size()]), tags.toArray(new String[tags.size()]), preds.toArray(new String[preds.size()]))));
    }
  }

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          preds.add(tok.getType());
        }
      }
    }
    for (int ti = 0, tl = toks.size(); ti < tl; ti++) {
      tagEvents.add(new Event(preds.get(ti), tagContextGenerator.getContext(ti,
          toks.toArray(new String[toks.size()]), preds.toArray(new String[preds.size()]), null)));
    }
  }

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          outcome = AbstractBottomUpParser.CONT + type;
        }
        //System.err.println("parserEventStream.addParseEvents: chunks["+ci+"]="+c+" label="+outcome+" bcg="+bcg);
        c.setLabel(outcome);
        if (etype == ParserEventTypeEnum.BUILD) {
          parseEvents.add(new Event(outcome, bcg.getContext(chunks, ci)));
        }
        int start = ci - 1;
        while (start >= 0 && chunks[start].getParent() == parent) {
          start--;
        }
        if (lastChild(c, parent)) {
          if (etype == ParserEventTypeEnum.CHECK) {
            parseEvents.add(new Event(Parser.COMPLETE, kcg.getContext( chunks, type, start + 1, ci)));
          }
          //perform reduce
          int reduceStart = ci;
          while (reduceStart >=0 && chunks[reduceStart].getParent() == parent) {
            reduceStart--;
          }
          reduceStart++;
          chunks = reduceChunks(chunks,ci,parent);
          ci=reduceStart-1; //ci will be incremented at end of loop
        }
        else {
          if (etype == ParserEventTypeEnum.CHECK) {
            parseEvents.add(new Event(Parser.INCOMPLETE, kcg.getContext(chunks, type, start + 1, ci)));
          }
        }
      }
      ci++;
    }

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    }
    if (fun) {
      Parse.useFunctionTags(true);
    }
    ObjectStream<Event> es = new ParserEventStream(new ParseSampleStream(new PlainTextByLineStream(new java.io.InputStreamReader(System.in))), rules, etype, dict);
    Event event;
    while ((event = es.read()) != null) {
      System.out.println(event);
    }
  }

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      // it is safe to pass the tags as previous tags because
      // the context generator does not look for non predicted tags
      String[] context = cg.getContext(i, sentence, tags, additionalContext);


      events.add(new Event(tags[i], context));
    }
    return events;
  }

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    return eventStream.hasNext();
  }


  public Event next() throws IOException {


    Event event = eventStream.next();


    try {
      digest.update(event.toString().getBytes("UTF-8"));
    }
    catch (UnsupportedEncodingException e) {
      throw new IllegalStateException(e);
    }

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        }
        else {
          context = pcg.getContext(i, sentence, null, null);
        }


        events[i] = new Event(tags[i], context);
      }
      Sequence<NameSample> sequence = new Sequence<NameSample>(events,sample);
      return sequence;
      }
      else {

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opennlp.tools.chunker.ChunkerEventStream

opennlp.tools.chunker.ChunkSampleSequenceStream

opennlp.tools.doccat.DocumentCategorizerEventStream

opennlp.tools.ml.maxent.BasicEventStream

opennlp.tools.ml.maxent.RealBasicEventStream

opennlp.tools.ml.PrepAttachDataUtil

opennlp.tools.namefind.NameFinderEventStream

opennlp.tools.namefind.NameSampleSequenceStream

opennlp.tools.parser.AbstractParserEventStream

opennlp.tools.parser.chunking.ParserEventStream

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