instance method get_charset_name

# File actionmailer/lib/action_mailer/vendor/tmail-1.2.7/tmail/vendor/rchardet-1.3/lib/rchardet/hebrewprober.rb, line 252
    def get_charset_name
      # Make the decision: is it Logical or Visual?
      # If the final letter score distance is dominant enough, rely on it.
      finalsub = @_mFinalCharLogicalScore - @_mFinalCharVisualScore
      if finalsub >= MIN_FINAL_CHAR_DISTANCE
        return LOGICAL_HEBREW_NAME
      end
      if finalsub <= -MIN_FINAL_CHAR_DISTANCE
        return VISUAL_HEBREW_NAME
      end

      # It's not dominant enough, try to rely on the model scores instead.
      modelsub = @_mLogicalProber.get_confidence() - @_mVisualProber.get_confidence()
      if modelsub > MIN_MODEL_DISTANCE
        return LOGICAL_HEBREW_NAME
      end
      if modelsub < -MIN_MODEL_DISTANCE
        return VISUAL_HEBREW_NAME
      end

      # Still no good, back to final letter distance, maybe it'll save the day.
      if finalsub < 0.0
        return VISUAL_HEBREW_NAME
      end

      # (finalsub > 0 - Logical) or (don't know what to do) default to Logical.
      return LOGICAL_HEBREW_NAME
    end