code: def reset(self):
      self.id_count = 0
      self.tracks = []
  
file_path: PaddleDetection/ppdet/modeling/mot/tracker/center_tracker.py
imports: import copy
  import numpy
  import sklearn
  from ppdet.core.workspace import register, serializable
  from ppdet.utils.logger import setup_logger
label_desc: Use image node_id 3 for calling the CenterTracker obj's underlying member method code with example usage: obj.reset() without return types