- Review
User Reputation on E-Commerce: Blockchain-Based Approaches
- Maria José Angélico Gonçalves,
- Rui Humberto Pereira and
- Marta Alexandra Guerra Magalhães Coelho
User trust is a fundamental issue in e-commerce. To address this problem, recommendation systems have been widely used in different application domains including social media healthcare, e-commerce, and others. In this paper, we present a systematic...

