sentences:  A local assortative measure is required to identify such anomalies within networks.Local assortativity is defined as the contribution that each node makes to the network assortativity.Local assortativity in undirected networks is defined as,
  
  formula_32
  
  Where formula_33 is the excess degree of a particular node and formula_34 is the average excess degree of its neighbors and M is the number of links in the network.