The textual descriptions are treated as short documents, and each word in them is assigned a specific TF-IDF value, forming the set of textual features for the specific entity.
the KB graph is extended in the following way: Let t c be the set of textual features for an entity c; then, for each t in t c , we add an edge (c, t) with weight tf-idf c (t), where tf-idf c (t) is the tF-IDF value of t with respect to c. to Perozzi et al.