7 citations · 29 across the 16 of their papers we have counts for
5 papers · 1 filter
Streaming Network Embedding through Local Actions
Xi Liu, Ping-Chun Hsieh, Nick Duffield +3
Recently, considerable research attention has been paid to network embedding, a popular approach to construct feature vectors of vertices. Due to the curse of dimensionality and sp…
Towards Provably Safe Mixed Transportation Systems with Human-driven and Automated Vehicles
Xi Liu, Ke Ma, P. R. Kumar
Currently, we are in an environment where the fraction of automated vehicles is negligibly small. We anticipate that this fraction will increase in coming decades before if ever, w…
Stay With Me: Lifetime Maximization Through Heteroscedastic Linear Bandits With Reneging
Ping-Chun Hsieh, Xi Liu, Anirban Bhattacharya +1
Sequential decision making for lifetime maximization is a critical problem in many real-world applications, such as medical treatment and portfolio selection. In these applications…
Safe Intersection Management for Mixed Transportation Systems with Human-Driven and Autonomous Vehicles
Xi Liu, Ping-Chun Hsieh, P. R. Kumar
Most recent studies on establishing intersection safety focus on the situation where all vehicles are fully autonomous. However, currently most vehicles are human-driven and so we…
A Semi-Supervised and Inductive Embedding Model for Churn Prediction of Large-Scale Mobile Games
Xi Liu, Muhe Xie, Xidao Wen +4
Mobile gaming has emerged as a promising market with billion-dollar revenues. A variety of mobile game platforms and services have been developed around the world. One critical cha…