1. State Key Laboratory of Communication Content Cognition, People’s Daily Online,Beijing,China
2. Tianjin University,College of Intelligence and Computing,Tianjin,China
3. Artificial Intelligence Laboratory, China Mobile Communication Group Tianjin Co., Ltd.,Tianjin,China
4. Newcastle University,School of Engineering,UK
5. Northeastern State University,Department of Mathematics and Computer Science,Tahlequah,OK,USA