“…In recent decades, more information, closer to the research itself, such as the distribution of different words in the paper title, author keywords, and KeyWords Plus, have been presented in the study of research trends Mao et al, 2010). In addition, the total local citation score (TLCS), the total global citation score (TGCS) (Ma et al, 2014), and the average citation frequency of an article in the local collection (ALCS) were also calculated in this paper. Moreover, our study also focused on the contrastive analysis between the highly productive and highly cited institutions through the rank of ALCS.…”