Category hierarchy maintenance : a data-driven approach

• Main Authors: Yuan, Quan, Cong, Gao, Sun, Aixin, Lin, Chin-Yew, Magnenat-Thalmann, Nadia
• Other Authors: School of Computer Engineering
• Format: Conference or Workshop Item
• Language: English
• Published: 2013
• Subjects: DRNTU::Engineering::Computer science and engineering
• Online Access: https://hdl.handle.net/10356/97576; http://hdl.handle.net/10220/12082
• Institution: Nanyang Technological University

Category hierarchies often evolve at a much slower pace than the documents reside in. With newly available documents kept adding into a hierarchy, new topics emerge and documents within the same category become less topically cohesive. In this paper, we propose a novel automatic approach to modifyin...