collaborators

5 papers

math.ST2026

Structural Causal Models for Extremes: an Approach Based on Exponent Measures

Shuyang Bai, Fei Fang, Tiandong Wang

We introduce a new formulation of structural causal models for extremes, called the extremal structural causal model (eSCM). Unlike conventional structural causal models, where ran…

cs.LG2026

Spatial-Temporal Feedback Diffusion Guidance for Controlled Traffic Imputation

Xiaowei Mao, Huihu Ding, Yan Lin +6

Imputing missing values in spatial-temporal traffic data is essential for intelligent transportation systems. Among advanced imputation methods, score-based diffusion models have d…

stat.ME2025

Design-Based Weighted Regression Estimators for Average and Conditional Spillover Effects

Fei Fang, Laura Forastiere

When individuals engage in social or physical interactions, a unit's outcome may depend on the treatments received by others. In such interference environments, we provide a unifie…

physics.soc-ph2025

Edge-based reputation promotes cooperation in simplicial complexes

Chunpeng Du, Fei Fang, Alfonso de Miguel-Arribas +4

Understanding how cooperation emerges and persists is a central challenge in the evolutionary dynamics of social and biological systems. Most prior studies have examined cooperatio…

stat.ME2025

Inward and Outward Spillover Effects of One Unit's Treatment on Network Neighbors under Partial Interference

Fei Fang, Edoardo M Airoldi, Laura Forastiere

In settings where interference is present, direct effects are commonly defined as the average effect of a unit's treatment on their own outcome while fixing the treatment status or…