The design and implementation of user-trust based social review method and system in online learning

Homework review is a crucial process oi learning in which teachers can assess the learning condition oi students and the whole class. Accordingly, teachers can make adjustments for further teaching. However, there are some key problems which make homework review a pressure ior teachers, such as large amount of assignments versus teachers' limited time. Under this condition, teachers could not give personalized, immediate and knowledge points based feedback. These result in negative effects on students. Thus, this study proposes a social review method to help teachers review homework more efficiently and timely, while giving social participants with particular credibility in specific subject access to homework review. The credibility is determined by 3 factors including user score, knowledge level of the subject and the review credibility. After the review the result will be visualized. Based on the method mentioned above, a social review system was designed, developed and used in a photographic course. The result indicated that the system was easy to use and satisfied teachers' and students' demands. In addition, the findings demonstrated that this system facilitated the learning process by increasing the effective interactions, reducing the irrelevant interactions and formed some new interaction patterns among students.