A deep understanding of the learning level of online learners is a critical factor in promoting the success of online learning. Using knowledge structures as a way to understand learning can help analyze online students' learning levels. The study used concept maps and clustering analysis to investigate online learners' knowledge structures in a…

Most online learning researchers use resource recommendation and retrieve based on learning performance and learning style to provide accurate learning resources, but it is a closed and passive adaptive way. Learners always do not know the recommendation rationale and just receive the result-oriented recommended resources without having a chance…

The purpose of this study is to identify the best model that explains the relationship between conflicting risk structures and decision quality. Using confirmatory factor analysis and hierarchical regression techniques as statistical methods, the author confirmed that changes in the conflicting risk structures correlated with changes in decision…