code: def k_polynom(x, y, scale, deg):
      """Polynomial kernel of degree deg, with scale coeff."""
      return (1 + scale * np.inner(x, y)) ** deg
  
imports: import collections
  from functools import partial
  import numpy
  from scipy.sparse.linalg import svds
  from sklearn.base import BaseEstimator, TransformerMixin
  from sktime.dists_kernels.base import BasePairwiseTransformerPanel
label_desc: Use image node_id 11 for calling a global function with example usage: k_polynom(x, y, scale, deg) and returns: unknown