code: public static JavaRDD<List<List<Writable>>> normalizeSequence(Schema schema, JavaRDD<List<List<Writable>>> data,
                      double min, double max, List<String> excludeColumns) {
          if (excludeColumns == null)
              excludeColumns = Arrays.asList(DataFrames.SEQUENCE_UUID_COLUMN, DataFrames.SEQUENCE_INDEX_COLUMN);
          else {
              excludeColumns = new ArrayList<>(excludeColumns);
              excludeColumns.add(DataFrames.SEQUENCE_UUID_COLUMN);
              excludeColumns.add(DataFrames.SEQUENCE_INDEX_COLUMN);
          }
          DataRowsFacade frame = DataFrames.toDataFrameSequence(schema, data);
          return DataFrames.toRecordsSequence(normalize(frame, min, max, excludeColumns)).getSecond();
      }
docs: Normalize each column of a sequence, based on min/max
  
  @param schema         Schema of the data
  @param data           Data to normalize
  @param min            New minimum value
  @param max            New maximum value
  @param excludeColumns List of columns to exclude
  @return Normalized data