Yuxing Qian

• PhD in Data Science
• Assistant Research Fellow at Nanjing University

Metaphors play a crucial role in facilitating the comprehension and analysis of knowledge. “Knowledge as energy” is a well-established metaphorical framework that provides unique benefits for comprehending the dissemination of knowledge and enabling its quantification. Nevertheless, empirical studies employing this framework are limited, especially...

Purpose Stock prices are subject to the influence of news and social media, and a discernible co-movement pattern exists among multiple stocks. Using a knowledge graph to represent news semantics and establish connections between stocks is deemed essential and viable. Design/methodology/approach This study presents a knowledge-driven framework for...

Background: Previous studies on online smoking cessation communities (OSCCs) have shown how such networks contribute to members' health outcomes from behavior influence and social support perspectives. However, these studies rarely considered the incentive function of OSCCs. One of the ways OSCCs motivate smoking cessation behaviors is through dig...

Senior online communities (SOCs) have become an important venue for older people to seek support and exchange information. While online community engagement has been well studied in the existing literature, few studies have explored how older adults behave in online communities. Therefore, drawing upon signaling theory, this study aims to investiga...

Dietary interventions are common but controversial treatments for autistic people. This study aims to understand the adoption of dietary interventions based on diffusion of innovations theory in the autism online community from four aspects: popularity, adoption process, the influence of opinion leaders, and post-adoption feedback. Our data was ext...

During public health emergencies, as one of the most effective rumor management strategies, rumor rebuttals depend on users' cognition, decision-making and interactive behaviors. Taking the dissemination of rumor rebuttals related to COVID-19 epidemic in the early stage in China as an example, we firstly adapted network analysis to construct repres...

Various new information technologies have promoted the development of general academic search engines (GASEs), but have also presented them with unprecedented challenges. It is necessary to improve GASEs' service quality. Baidu Scholar (BS) is currently the most popular GASE in China, and improving its service quality is of great importance to Chin...

Due to the rapid development of information technology, an increasing number of smokers choose online smoking cessation communities to interact with other individuals to help themselves quit smoking. Though it is well known that social support plays a key role in the process of smoking cessation, the features of social support that one can get from...

Background: The dissemination of rumor rebuttal on social media is vital for rumor control and disease containment during the public health crisis. Previous researches on the effectiveness of rumor rebuttal, to a certain extent, ignored or simplified the structure of dissemination network and users' cognition, decision-making and interaction behav...

Electronic health records (EHRs)-related publications grow rapidly. It is helpful for experts and scholars in various disciplines to better understand the research landscape, hot topics, and trends of EHRs. We collected 13,438 records of EHRs research literature bibliometrics data from the Web of Science. We mainly performed the descriptive statist...

Background With the development of mobile health (mHealth), chronic disease management apps have brought not only the possibility of reducing the burden of chronic diseases but also huge privacy risks to patients’ health data. Objective The purpose of the study was to analyze the extent to which chronic disease management apps in China comply with...

Purpose The purpose of this study is to identify the health information needs of senior online communities (SOCs) users, which could provide a basis for improving senior health information services. Design/methodology/approach A total of 14,933 health-related posts in the two most popular senior online communities (Yinling and Keai) in China are c...