Peng Yi

An Optimization Method for Recommendation System Based on User Implicit Behavior

2015

Collaborative filtering is the most worldwide and personalized video recommendation technology. As collaborative filtering recommendation system is often faced with the problem of matrix sparse on user rating. Via the introduction of the concept of …

PoV: An Efficient Voting-Based Consensus Algorithm for Consortium Blockchains

2020 · Frontiers in Blockchain

The blockchain has a great vogue in recent years, and its core consensus algorithms also become the focus of research. At present, most of the research on consensus mechanisms are oriented to the public blockchain …