code: private boolean isValidImage(final String imageKeyword, final Double score) {
      return !StringUtils.isBlank(imageKeyword)
             || score != null;
    }
docs: Return true if at least one of the values is not null/empty.
  
  @param imageKeyword the image keyword
  @param score the score
  
  @return true if at least one of the values is not null/empty