An Improved Method for Measurement of Gross National Happiness Using Social Network Services. - Dongsheng Wang 005; Abdelilah Khiati; Jongsoo Sohn; Bok-Gyu Joo; In-Jeong Chung (EMC/HumanCom, 2013)

Agglomerative Hierarchical Clustering for Information Retrieval Using Latent Semantic Index. - Hansaem Park; Kyunglag Kwon; Abdel-ilah Zakaria Khiati; Jeungmin Lee; In-Jeong Chung (SmartCity, 2015)