Hong Lei

Elephant Herding Optimization: Variants, Hybrids, and Applications

2020 · Mathematics

Elephant herding optimization (EHO) is a nature-inspired metaheuristic optimization algorithm based on the herding behavior of elephants. EHO uses a clan operator to update the distance of the elephants in each clan with respect to …

When Blockchain Meets SGX: An Overview, Challenges, and Open Issues

2020 · IEEE Access

As a decentralized, public, and digital ledger technology in Peer-to-Peer network, blockchain has received much attention from various fields, including finance, healthcare, supply chain, etc. However, some challenges (e.g., scalability, privacy, and security issues) severely …

Decentralized and Self-Sovereign Identity in the Era of Blockchain: A Survey

2022

With the emergence of concepts such as Metaverse and Web 3.0, digital identity plays a very important role as one of its infrastructures. The traditional digital identity model is no longer suitable for the requirements …