Shuttle Challenger remembered at 40th anniversary of NASA disaster

NASA's space shuttle Challenger exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the ...
IEEE

A Derivative Topic Propagation Model Based on Multidimensional Cognition and Game Theory

Abstract: Given that emotional content spreads more widely than rational content in social networks, as well as the complexity of user cognition and the interaction of derivative topics, this article ...
IEEE

Enhanced Sentiment Analysis and Topic Modeling During the Pandemic Using Automated Latent Dirichlet Allocation

Abstract: The COVID-19 pandemic has profoundly impacted human societies, resulting in the loss of millions of lives and slowing economic growth worldwide. This devastating pandemic underscores the ...