Gao, Yu, et al. “HKAFER: Achieve Visual Parameter-Efficient Fine-Tuning via Heterogeneous Kronecker Adaptation for Facial Expression Recognition”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 40, no. 6, Mar. 2026, pp. 4203-11, doi:10.1609/aaai.v40i6.42416.