code: private List readPredictionFile(File pred) throws IOException {
          List list = new ArrayList();
          LineNumberReader lr = new LineNumberReader(new FileReader(pred));
          String line = null;
  
          //
          while ((line = lr.readLine()) != null) {
              // logger.debug(line);
              list.add(new Double(line.trim()));
          } // end while
  
          lr.close();
  
          return list;
      }
docs: read predictions