Pre-train a Discriminative Text Encoder for Dense Retrieval via Contrastive Span Prediction.

@inproceedings{ma-2022-pretrain, author = {Xinyu Ma and Jiafeng Guo and Ruqing Zhang and Yixing Fan and Xueqi Cheng}, editor = {Enrique Amig\'{o} and Pablo Castells and Julio Gonzalo and Ben Carterette and J. Shane Culpepper and Gabriella Kazai}, title = {{Pre-train a Discriminative Text Encoder for Dense Retrieval via Contrastive Span Prediction}}, booktitle = {{SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022}}, pages = {848--858}, publisher = {ACM}, year = {2022}, url = {https://doi.org/10.1145/3477495.3531772}, doi = {https://doi.org/10.1145/3477495.3531772} }