EAScoringObserver.java 文件源码

private ImmutableMultimap<String, FMeasureCounts> toFMeasures(
    Collection<BrokenDownSummaryConfusionMatrix<Symbol>> data,
    Map.Entry<String, Collection<Symbol>> FMeasureSymbol) {
  final ImmutableMultimap.Builder<String, FMeasureCounts> ret = ImmutableMultimap.builder();

    /*
     MapUtils.copyWithTransformedEntries(data.asMap(),
                        Functions.toStringFunction(), FmeasureVs(FMeasureSymbol.getValue()));
     */
  final Function<SummaryConfusionMatrix, FMeasureCounts> scoringFunction =
      FmeasureVs(ImmutableSet.copyOf(FMeasureSymbol.getValue()));
  for (final BrokenDownSummaryConfusionMatrix<Symbol> dataPoint : data) {
    for (final Map.Entry<Symbol, SummaryConfusionMatrix> entry : dataPoint.asMap().entrySet()) {
      ret.put(entry.getKey().toString(), scoringFunction.apply(entry.getValue()));
    }
  }

  return ret.build();
}