code: def higher_better(self):
      return self._higher_better
  
file_path: BigDL/python/nano/src/bigdl/nano/deps/openvino/core/metric.py
imports: from openvino.tools.pot import Metric
  import numpy
label_desc: Use image node_id 7 for calling the BaseOpenVINOMetric obj's underlying member method code with example usage: obj.higher_better() and returns: self