code: protected void execute(Collection<String> inputDirs, 
                             SemanticSpaceWriter writer) throws Exception {
  
          HadoopRandomIndexing hri = new HadoopRandomIndexing();
  
          // Load the index vectors if the user has specified any
          if (argOptions.hasOption("loadVectors")) {
              String fileName = argOptions.getStringOption("loadVectors");
              LOGGER.info("loading index vectors from " + fileName);
              Map<String,TernaryVector> wordToIndexVector = 
                  IndexVectorUtil.load(new File(fileName));
              hri.setWordToIndexVector(wordToIndexVector);
          }
  
          hri.execute(inputDirs, writer);        
      }
docs: Executes the {@link HadoopRandomIndexing} algorithm, processing all of
  the provided input directories and writing the resulting {@link
  SemanticSpace} to the writer.