DPR (Dense Passage Retriever)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	open-domain question answering system
gptkbp:application	information retrieval open-domain question answering
gptkbp:architecture	bi-encoder
gptkbp:author	gptkb:Danqi_Chen gptkb:Patrick_Lewis gptkb:Vladimir_Karpukhin gptkb:Wen-tau_Yih gptkb:Sergey_Edunov Ledell Wu Barlas Oguz Sewon Min
gptkbp:citation	gptkb:EMNLP_2020 2020 Dense Passage Retrieval for Open-Domain Question Answering
gptkbp:component	passage encoder question encoder dual-encoder architecture
gptkbp:developedBy	gptkb:Facebook_AI_Research
https://www.w3.org/2000/01/rdf-schema#label	DPR (Dense Passage Retriever)
gptkbp:input	natural language question text passages
gptkbp:introducedIn	2020
gptkbp:language	gptkb:Python
gptkbp:license	gptkb:MIT_License
gptkbp:openSource	true
gptkbp:output	relevant passages
gptkbp:relatedTo	gptkb:BM25 gptkb:ColBERT retrieval-augmented generation OpenQA
gptkbp:repository	https://github.com/facebookresearch/DPR
gptkbp:trainer	gptkb:Wikipedia
gptkbp:uses	gptkb:BERT
gptkbp:bfsParent	gptkb:RAG_(retrieval-augmented_generation)
gptkbp:bfsLayer	7