code: protected SemanticSpace getSpace() {
          // Once all the optional properties are known and set, create the
          // RandomIndexing algorithm using them
          ri = new RandomIndexing(props);
  
          // note that getSpace() is called after the arg options have been
          // parsed, so this call is safe.
          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));
              ri.setWordToIndexVector(wordToIndexVector);
          }
  
          return ri;
      }
docs: Returns an instance of {@link RandomIndexing}.  If {@code loadVectors} is
  specified in the command line options, this method will also initialize
  the word-to-{@link TernaryVector} mapping.