class_docstr: Class to store results from the matcher.
  
  This class is used to store the results from the matcher. It provides
  convenient methods to query the matching results.
docstr: Returns column indices that are unmatched.
  
  Returns:
    column_indices: int32 tensor of shape [K] with column indices.
docstr_tok: ["Returns","column","indices","that","are","unmatched",".","Returns",":","column_indices",":","int32","tensor","of","shape","[","K","]","with","column","indices","."]
code: def unmatched_column_indicator(self):
      """Returns column indices that are unmatched.
  
      Returns:
        column_indices: int32 tensor of shape [K] with column indices.
      """
      return tf.equal(self._match_results, -1)
  
imports: import abc
  import tensorflow.compat.v1
label_desc: Use image node_id 7 for calling the Match obj's underlying member method code with example usage: obj.unmatched_column_indicator() and returns: tf