...Nicky Chang Bi; Ruonan Zhang; Kisun Kim; Fang Wang Purpose Scholars were interested in how in-group members perceived news about an out-group. The current study aims to explore the interaction effects of out-group news and comment congruence on news authentication and how the authentication...

...Kianoosh Rashidi; Hajar Sotudeh; Alireza Nikseresht Purpose This study aimed to investigate how the enrichment of medical documents' index terms by their comments improves the relevance and novelty of the top-ranked results retrieved by an NLP system. Design/methodology/approach A semi...

...Kianoosh Rashidi; Hajar Sotudeh; Mahdieh Mirzabeigi; Alireza Nikseresht Purpose Social comments are rich in information and useful in evaluating, ranking or retrieving different kinds of materials. However, their merits in representing or providing added values to scientific articles have not yet...

...Ricardo Limongi França Coelho; Denise Santos de Oliveira; Marcos Inácio Severo de Almeida Purpose – The purpose of this paper is to measure the impact of post type (advertising, fan, events, information, and promotion) on two interaction metrics: likes and comments. The measuring involved two...