An evaluation of classification models for question topic categorization

• Main Authors: Qu, Bo, Cong, Gao, Li, Cuiping, Sun, Aixin, Chen, Hong
• Other Authors: School of Computer Engineering
• Format: Article
• Language: English
• Published: 2013
• Subjects: DRNTU::Engineering::Computer science and engineering::Information systems
• Online Access: https://hdl.handle.net/10356/99292; http://hdl.handle.net/10220/17203
• Institution: Nanyang Technological University

We study the problem of question topic classification using a very large real-world Community Question Answering (CQA) dataset from Yahoo! Answers. The dataset comprises 3.9 million questions and these questions are organized into more than 1,000 categories in a hierarchy. To the best knowledge, thi...