code: def base_features():
      """Returns dictionary of some basic features that can be calculated for segmented time
      series data"""
      features = {
          "mean": mean,
          "median": median,
          "abs_energy": abs_energy,
          "std": std,
          "var": var,
          "min": minimum,
          "max": maximum,
          "skew": skew,
          "kurt": kurt,
          "mse": mse,
          "mnx": mean_crossings,
      }
      return features
  
imports: import numpy
  from scipy import stats
label_desc: Use image node_id 1 for calling a global function with example usage: base_features() and returns: features