Purpose The outbreak of the coronavirus disease 2019 (COVID-19) pandemic is an
unprecedented shock to the BRICS (Brazil, Russia, India, China, South Africa) economy and …

Today's education plays a vital role in an individual and a society's development. This
research have been discovering and developing the use of Artificial Intelligence (AI) in the …

Computer simulations are increasingly used to monitor and predict behavior at large crowd
events, such as mass gatherings, festivals and evacuations. We critically examine the crowd …

Negative emotional contagion along with sentiment mutation through information
propagation on social media is critical for mitigating disinformation and directing public …

The emotional contagion of netizens is an important factor that accelerates the spread of
rumors, and it is also key to the effectiveness of rumor refutation. Based on the existing …

Textual data, as a key carrier of learning feedback, is continuously produced by many
students within course forums. The temporal nature of discussion requires students' …

With the proliferation of online social networks, users are willing to post messages sharing
their statuses. A piece of information can include not only substantial news but also …

This paper investigates a new SIQRS epidemic model with demographics and vaccination
on complex heterogeneous networks. We analytically derive the basic reproduction number …

Emotions play an important role in the decision-making of individuals. Emotional contagion
has an influence on individual and group-level behaviors. Particularly, the contagion of …

Course reviews, which is designed as an interactive feedback channel in Massive Open
Online Courses, has promoted the generation of large-scale text comments. These data …