A smart-device news recommendation technology based on the user click behavior. - Yeong Hyeon Gu; Seong Joon Yoo; Zhegao Piao; Jaechun No; Zhiyan Jiang; Helin Yin (EDB, 2016)

Performance analysis of combined descriptors for similar crop disease image retrieval. - Zhegao Piao; Hyung-Geun Ahn; Seong Joon Yoo; Yeong Hyeon Gu; Helin Yin; Da Woon Jeong; Zhiyan Jiang; Won Hee Chung (Clust. Comput., 2017)

Recommender system architecture based on Mahout and a main memory database. - Zhegao Piao; Seong Joon Yoo; Yeong Hyeon Gu; Jaechun No; Zhiyan Jiang; Helin Yin (J. Supercomput., 2018)