class_docstr: A filter which removes items having absolute average values of more than the provided value.
code: def __call__(self, items: List[Item]) -> List[Item]:
      return [
          item
          for item in items
          if np.mean(np.abs(item[FieldName.TARGET])) < self.value
      ]
  
imports: from abc import ABC, abstractmethod
  from typing import Any, Dict, List
  import numpy
  from gluonts.dataset.field_names import FieldName
label_desc: Use image node_id 2 for calling the AbsoluteValueFilter obj's underlying member method code with example usage: obj.__call__(items) and returns: unknown