Li, Haitao, Qingyao Ai, Xinyan Han, Jia Chen, Qian Dong, and Yiqun Liu. 2025. “DELTA: Pre-Train a Discriminative Encoder for Legal Case Retrieval via Structural Word Alignment”. Proceedings of the AAAI Conference on Artificial Intelligence 39 (25):27072-80. https://doi.org/10.1609/aaai.v39i25.34914.