Omar Khattab4 papers on this site (2020–2023)DSPy: Compiling Declarative Language Model Calls into Self-Improving PipelinesOmar Khattab, Arnav Singhvi, Paridhi Maheshwari, et al.2023ColBERTv2: Effective and Efficient Retrieval via Lightweight Late InteractionKeshav Santhanam, Omar Khattab, Jon Saad-Falcon, et al.2022Demonstrate-Search-Predict: Composing retrieval and language models for knowledge-intensive NLPOmar Khattab, Keshav Santhanam, Xiang Lisa Li, et al.2022ColBERT: Efficient and Effective Passage Search via Contextualized Late Interaction over BERTOmar Khattab, Matei Zaharia2020