Key Concept Identification: A Sentence Parse Tree-Based Technique for Candidate Feature Extraction From Unstructured Texts. - Muhammad Aman; Abas bin Md Said; Said Jadid Abdul Kadir; Israr Ullah (IEEE Access, 2018)

Key Concept Identification: A Comprehensive Analysis of Frequency and Topical Graph-Based Approaches. - Muhammad Aman; Abas bin Md Said; Said Jadid Abdul Kadir; Israr Ullah (Inf., 2018)