A Keyword Extraction Approach for Single Document Extractive Summarization Based on Topic Centrality

Veera Ravinuthala, Satyananda Chinnam
2017 International Journal of Intelligent Engineering and Systems  
Graph based keyword extraction approaches represent the text document as a graph with the words as vertices. An edge between two vertices exists only if the corresponding words are related. The effectiveness of the graph representation is dependent on how the relationship is defined between two words. Early approaches used word order, word co-occurrence and syntactic relationships. Recent graph representation approaches are using lexical association measures for defining relationship between
more » ... tionship between two words. The existing relationships can only help in identifying the words which form the
doi:10.22266/ijies2017.1031.17 fatcat:wy62i6nukfdc3l7aikp55sdhou