Yilong Luo

Cold memory rebalancing exhibits unique challenges to the existing memory overcommitment mechanisms, such as page tracking under Transparent Huge Pages (THP) and frequent remapping of page tables, leading to a series of throughput and latency issues. In this paper, we propose Blowfish, a memory o...

Discovering cohesive groups is a fundamental primitive in graph-based recommender systems, underpinning tasks such as social recommendation, bundle discovery, and community-aware modeling. In interaction graphs, cohesion is often modeled as the γ-quasi-clique, an induced subgraph whose internal e...