Sangyeon Kim

Finding a Friendly Community in Social Networks Considering Bad Relationships

Dong-Wan Choi, Chin-Wan Chung, Sangyeon Kim, 2015, Comput. J..

The direction-constrained k nearest neighbor query

Sunghee Choi, Dong-Wan Choi, Chin-Wan Chung, 2016, GeoInformatica.

Ads by whom? ads about what?: exploring user influence and contents in social advertising

Chin-Wan Chung, Kyoung-Won Lee, Jaimie Yejean Park, 2013, COSN '13.