Ejemplo n.º 1
0
  public static void main(String args[]) {
    long startTime = System.currentTimeMillis();
    IterativeExperiment experiment = new IterativeExperiment();
    experiment.setUseGoogleSets(gv.isUseGoogleSets());
    experiment.setNumTrials(gv.getNumTrials());
    experiment.setNumExpansions(gv.getNumExpansions());
    experiment.setPolicy(gv.getPolicy(), gv.getNumTrueSeeds(), gv.getNumPossibleSeeds());

    //    WebManager.setFetchFromWeb(false);

    List<Feature> features = gv.getExpFeatures();
    if (features == null) features = Arrays.asList(Feature.values());

    for (Feature feature : features) {
      gv.setFeature(feature);
      experiment.setFeature(feature);
      experiment.run();
    }
    Helper.printElapsedTime(startTime);
  }
Ejemplo n.º 2
0
 protected SetExpander makeSetExpander() {
   String className = gv.getSetExpander();
   try {
     Class clazz = null;
     try {
       clazz = Class.forName(className);
     } catch (ClassNotFoundException e) {
       try {
         clazz = Class.forName("com.rcwang.seal.expand." + className);
       } catch (ClassNotFoundException e2) {
         log.fatal(
             "Make sure \"setExpander\" is set to a valid class name in seal.properties.", e);
         return null;
       }
     }
     SetExpander s = (SetExpander) clazz.newInstance();
     return s;
   } catch (InstantiationException e) {
     log.fatal("Couldn't create a " + className, e);
   } catch (IllegalAccessException e) {
     log.fatal("Couldn't create a " + className, e);
   }
   return null;
 }
Ejemplo n.º 3
0
 private boolean isExpDataset(String langID, String dataName) {
   String s = langID + "." + dataName;
   s = s.toLowerCase().trim();
   List<String> datasets = gv.getExpDatasets();
   return datasets == null || datasets.contains(s);
 }
Ejemplo n.º 4
0
public class IterativeExperiment {

  public static final String FROM_EMAIL_ADDR = "Iterative Results <*****@*****.**>";
  public static final String TO_EMAIL_ADDR = "Richard Wang <*****@*****.**>";
  public static final int NUM_TO_PRINT = 100;
  public static Logger log = Logger.getLogger(IterativeExperiment.class);
  public static GlobalVar gv = GlobalVar.getGlobalVar();

  protected Evaluator evaluator;
  protected Feature feature;
  protected SeedingPolicy policy;
  protected int numTrueSeeds;
  protected int numPossibleSeeds;
  protected int numExpansions;
  protected int numTrials;
  protected boolean useGoogleSets;

  public static void main(String args[]) {
    long startTime = System.currentTimeMillis();
    IterativeExperiment experiment = new IterativeExperiment();
    experiment.setUseGoogleSets(gv.isUseGoogleSets());
    experiment.setNumTrials(gv.getNumTrials());
    experiment.setNumExpansions(gv.getNumExpansions());
    experiment.setPolicy(gv.getPolicy(), gv.getNumTrueSeeds(), gv.getNumPossibleSeeds());

    //    WebManager.setFetchFromWeb(false);

    List<Feature> features = gv.getExpFeatures();
    if (features == null) features = Arrays.asList(Feature.values());

    for (Feature feature : features) {
      gv.setFeature(feature);
      experiment.setFeature(feature);
      experiment.run();
    }
    Helper.printElapsedTime(startTime);
  }

  private static void mailResults(String experimentID, String content) {
    /* wwc
    String subject = Helper.extract(content, "Average", "\n");
    if (subject == null) return;
    subject = experimentID + ": " + subject.replaceAll("\\s+", " ").trim();
    Mailer.sendEmail(FROM_EMAIL_ADDR, TO_EMAIL_ADDR, subject, content);
      */
  }

  public IterativeExperiment() {
    evaluator = new Evaluator();
  }

  public Feature getFeature() {
    return feature;
  }

  public int getNumExpansions() {
    return numExpansions;
  }

  public int getNumPossibleSeeds() {
    return numPossibleSeeds;
  }

  public int getNumTrials() {
    return numTrials;
  }

  public int getNumTrueSeeds() {
    return numTrueSeeds;
  }

  public SeedingPolicy getPolicy() {
    return policy;
  }

  public void run() {
    long startTime = System.currentTimeMillis();
    List<File> goldFiles;
    goldFiles = Evaluator.getGoldFiles(gv.getDataDir());
    File evalDir = Helper.createDir(gv.getEvalDir());
    String evalFileName =
        getExperimentID() + "_" + Helper.getUniqueID() + Evaluator.EVAL_FILE_SUFFIX;
    File evalFile = new File(evalDir, evalFileName);
    Helper.recursivelyRemove(gv.getResultDir());

    StringBuffer buf = new StringBuffer("Dataset\t");
    for (int i = 0; i < numExpansions; i++) buf.append("E").append(i + 1).append("\t");
    buf.setCharAt(buf.length() - 1, '\n');
    Helper.writeToFile(evalFile, buf.toString());
    int bufStartIndex = buf.length();

    double[] maps = new double[numExpansions];
    int goldFileCounts = 0;
    for (File goldFile : goldFiles) {
      String dataName = Evaluator.getDataName(goldFile);
      String langID = Evaluator.getLangID(goldFile);
      gv.setLangID(langID);

      if (!isExpDataset(langID, dataName)) {
        log.warn(dataName + " (" + langID + ") is not interesting, skipping...");
        continue;
      }
      evaluator.loadGoldFile(goldFile);
      goldFileCounts++;

      for (int trial = 0; trial < numTrials; trial++) {
        log.info(Helper.repeat('-', 80));
        log.info(
            "Evaluating trial "
                + (trial + 1)
                + " out of "
                + numTrials
                + " on "
                + dataName
                + " ("
                + langID
                + ")...");
        List<EvalResult> evalResults = evaluate(trial);

        buf.append(langID).append(".").append(dataName).append("\t");
        double map = 0;
        for (int expansion = 0; expansion < numExpansions; expansion++) {
          if (expansion < evalResults.size()) map = evalResults.get(expansion).meanAvgPrecision;
          maps[expansion] += map;
          buf.append(map).append("\t");
        }
        buf.setCharAt(buf.length() - 1, '\n');
        Helper.writeToFile(evalFile, buf.substring(bufStartIndex), true);
        bufStartIndex = buf.length();
      }
    }

    buf.append("Average\t");
    int totalTrials = goldFileCounts * numTrials;
    for (int i = 0; i < numExpansions; i++) buf.append(maps[i] / totalTrials).append("\t");
    buf.setCharAt(buf.length() - 1, '\n');

    log.info("Writing evaluation results to: " + evalFile);
    Helper.writeToFile(evalFile, buf.substring(bufStartIndex), true);
    mailResults(getExperimentID(), buf.toString());
    Helper.printMemoryUsed();
    Helper.printElapsedTime(startTime);
  }

  public void setFeature(Feature feature) {
    this.feature = feature;
  }

  public void setNumExpansions(int numExpansions) {
    this.numExpansions = numExpansions;
  }

  public void setNumTrials(int numTrials) {
    this.numTrials = numTrials;
  }

  public void setPolicy(SeedingPolicy policy, int numTrueSeeds, int numPossibleSeeds) {
    this.policy = policy;
    this.numTrueSeeds = numTrueSeeds;
    this.numPossibleSeeds = numPossibleSeeds;
  }

  public void setUseGoogleSets(boolean useGoogleSets) {
    this.useGoogleSets = useGoogleSets;
  }

  public boolean useGoogleSets() {
    return useGoogleSets;
  }

  protected SetExpander makeSetExpander() {
    String className = gv.getSetExpander();
    try {
      Class clazz = null;
      try {
        clazz = Class.forName(className);
      } catch (ClassNotFoundException e) {
        try {
          clazz = Class.forName("com.rcwang.seal.expand." + className);
        } catch (ClassNotFoundException e2) {
          log.fatal(
              "Make sure \"setExpander\" is set to a valid class name in seal.properties.", e);
          return null;
        }
      }
      SetExpander s = (SetExpander) clazz.newInstance();
      return s;
    } catch (InstantiationException e) {
      log.fatal("Couldn't create a " + className, e);
    } catch (IllegalAccessException e) {
      log.fatal("Couldn't create a " + className, e);
    }
    return null;
  }

  protected List<EvalResult> evaluate(int trial) {
    SeedSelector seedSelector = new SeedSelector(policy);
    seedSelector.setFeature(feature);
    seedSelector.setNumSeeds(numTrueSeeds, numPossibleSeeds);
    EntityList initialSeeds = new EntityList(evaluator.getFirstMentions());

    seedSelector.setTrueSeeds(initialSeeds);
    seedSelector.setRandomSeed(trial);

    IterativeSeal iSeal = new IterativeSeal();
    iSeal.setEvaluator(evaluator);
    iSeal.setNumExpansions(numExpansions);
    SetExpander expander = makeSetExpander();
    EntityList entities = iSeal.expand(expander, null, seedSelector);
    log.info(entities.toDetails(NUM_TO_PRINT, feature));
    return iSeal.getEvalResultList();
  }

  private String getExperimentID() {
    String[] evalFileNameArr =
        new String[] {
          policy.toString().toLowerCase(),
          feature.toString().toLowerCase(),
          Integer.toString(numTrueSeeds),
          Integer.toString(numPossibleSeeds),
          Integer.toString(numExpansions)
        };
    return Helper.merge(evalFileNameArr, ".");
  }

  private boolean isExpDataset(String langID, String dataName) {
    String s = langID + "." + dataName;
    s = s.toLowerCase().trim();
    List<String> datasets = gv.getExpDatasets();
    return datasets == null || datasets.contains(s);
  }
}
Ejemplo n.º 5
0
  public void run() {
    long startTime = System.currentTimeMillis();
    List<File> goldFiles;
    goldFiles = Evaluator.getGoldFiles(gv.getDataDir());
    File evalDir = Helper.createDir(gv.getEvalDir());
    String evalFileName =
        getExperimentID() + "_" + Helper.getUniqueID() + Evaluator.EVAL_FILE_SUFFIX;
    File evalFile = new File(evalDir, evalFileName);
    Helper.recursivelyRemove(gv.getResultDir());

    StringBuffer buf = new StringBuffer("Dataset\t");
    for (int i = 0; i < numExpansions; i++) buf.append("E").append(i + 1).append("\t");
    buf.setCharAt(buf.length() - 1, '\n');
    Helper.writeToFile(evalFile, buf.toString());
    int bufStartIndex = buf.length();

    double[] maps = new double[numExpansions];
    int goldFileCounts = 0;
    for (File goldFile : goldFiles) {
      String dataName = Evaluator.getDataName(goldFile);
      String langID = Evaluator.getLangID(goldFile);
      gv.setLangID(langID);

      if (!isExpDataset(langID, dataName)) {
        log.warn(dataName + " (" + langID + ") is not interesting, skipping...");
        continue;
      }
      evaluator.loadGoldFile(goldFile);
      goldFileCounts++;

      for (int trial = 0; trial < numTrials; trial++) {
        log.info(Helper.repeat('-', 80));
        log.info(
            "Evaluating trial "
                + (trial + 1)
                + " out of "
                + numTrials
                + " on "
                + dataName
                + " ("
                + langID
                + ")...");
        List<EvalResult> evalResults = evaluate(trial);

        buf.append(langID).append(".").append(dataName).append("\t");
        double map = 0;
        for (int expansion = 0; expansion < numExpansions; expansion++) {
          if (expansion < evalResults.size()) map = evalResults.get(expansion).meanAvgPrecision;
          maps[expansion] += map;
          buf.append(map).append("\t");
        }
        buf.setCharAt(buf.length() - 1, '\n');
        Helper.writeToFile(evalFile, buf.substring(bufStartIndex), true);
        bufStartIndex = buf.length();
      }
    }

    buf.append("Average\t");
    int totalTrials = goldFileCounts * numTrials;
    for (int i = 0; i < numExpansions; i++) buf.append(maps[i] / totalTrials).append("\t");
    buf.setCharAt(buf.length() - 1, '\n');

    log.info("Writing evaluation results to: " + evalFile);
    Helper.writeToFile(evalFile, buf.substring(bufStartIndex), true);
    mailResults(getExperimentID(), buf.toString());
    Helper.printMemoryUsed();
    Helper.printElapsedTime(startTime);
  }