class_docstr: A matrix representation out of features.
class_docstr_tok: ["A","matrix","representation","out","of","features","."]
code: def get_records(self):
      return self.records_data
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import abc
  import numpy
  import scipy.sparse
  import scipy.spatial.distance
label_desc: Use image node_id 3 for calling the MatrixMetricSearch obj's underlying member method code with example usage: obj.get_records() and returns: self