PromptDSI: Prompt-based Rehearsal-free Continual Learning for Document Retrieval

Tuan-Luc Huynh, Thuy-Trang Vu, Weiqing Wang +5

Differentiable Search Index (DSI) utilizes pre-trained language models to perform indexing and document retrieval via end-to-end learning without relying on external indexes. Howev…