SPCBPT: subspace-based probabilistic connections for bidirectional path tracing. - Fujia Su; Sheng Li 008; Guoping Wang (ACM Trans. Graph., 2022)

Proxy Tracing: Unbiased Reciprocal Estimation for Optimized Sampling in BDPT. - Fujia Su; Bingxuan Li; Qingyang Yin; Yanchen Zhang; Sheng Li 008 (ACM Trans. Graph., 2024)