ECG-QALM: Entity-Controlled Synthetic Text Generation using Contextual Q&A for NER Karan Aggarwal author Henry Jin author Aitzaz Ahmad author 2023-07 text Findings of the Association for Computational Linguistics: ACL 2023 Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication aggarwal-etal-2023-ecg 10.18653/v1/2023.findings-acl.349 https://aclanthology.org/2023.findings-acl.349/ 2023-07 5649 5660