LectureChat: Hybrid RAG over Wikipedia and Multilingual Lecture Videos.

@inproceedings{dimitsas-2026-lecturechat, author = {Markos Dimitsas and Jochen L. Leidner}, editor = {Ricardo Campos and Adam Jatowt and Yanyan Lan and Mohammad Aliannejadi and Christine Bauer and Sean MacAvaney and Avishek Anand and Zhaochun Ren and Suzan Verberne and Nan Bai and Masoud Mansoury}, title = {{LectureChat: Hybrid RAG over Wikipedia and Multilingual Lecture Videos}}, booktitle = {{Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV}}, series = {Lecture Notes in Computer Science}, volume = {16486}, pages = {172--178}, publisher = {Springer}, year = {2026}, url = {https://doi.org/10.1007/978-3-032-21321-1_25}, doi = {https://doi.org/10.1007/978-3-032-21321-1_25} }