Open-Domain Question Answering

Open-domain question answering is the task of question answering on open-domain datasets such as Wikipedia.

Papers

Recently Added Most Hyped Most Active Needs Verification Most Verified

Showing 26–50 of 494 papers

Title	Date	Tasks	Status	Hype
Learning to Filter Context for Retrieval-Augmented Generation	Nov 14, 2023	Extractive Question-AnsweringFact Verification	CodeCode Available	2
RetrievalQA: Assessing Adaptive Retrieval-Augmented Generation for Short-form Open-Domain Question Answering	Feb 26, 2024	FormOpen-Domain Question Answering	CodeCode Available	2
Blended RAG: Improving RAG (Retriever-Augmented Generation) Accuracy with Semantic Search and Hybrid Query-Based Retrievers	Mar 22, 2024	Information Retrieval	CodeCode Available	2
End-to-End Training of Neural Retrievers for Open-Domain Question Answering	Jan 2, 2021	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	1
End-to-End Training of Multi-Document Reader and Retriever for Open-Domain Question Answering	Jun 9, 2021	Answer GenerationOpen-Domain Question Answering	CodeCode Available	1
Enhancing Contextual Understanding in Large Language Models through Contrastive Decoding	May 4, 2024	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Efficient Passage Retrieval with Hashing for Open-domain Question Answering	Jun 2, 2021	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	1
Autoregressive Entity Retrieval	Oct 2, 2020	Entity DisambiguationEntity Linking	CodeCode Available	1
ELI5: Long Form Question Answering	Jul 22, 2019	FormLanguage Modeling	CodeCode Available	1
EntQA: Entity Linking as Question Answering	Oct 5, 2021	BenchmarkingEntity Linking	CodeCode Available	1
Distilling Knowledge from Reader to Retriever for Question Answering	Dec 8, 2020	Information RetrievalKnowledge Distillation	CodeCode Available	1
Latent Retrieval for Weakly Supervised Open Domain Question Answering	Jun 1, 2019	Information RetrievalOpen-Domain Question Answering	CodeCode Available	1
Dual Reader-Parser on Hybrid Textual and Tabular Evidence for Open Domain Question Answering	Aug 5, 2021	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Distantly-Supervised Dense Retrieval Enables Open-Domain Question Answering without Evidence Annotation	Nov 1, 2021	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Adaptive Information Seeking for Open-Domain Question Answering	Sep 14, 2021	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Designing a Minimal Retrieve-and-Read System for Open-Domain Question Answering	Apr 15, 2021	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Distantly-Supervised Evidence Retrieval Enables Question Answering without Evidence Annotation	Oct 10, 2021	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
ECoRAG: Evidentiality-guided Compression for Long Context RAG	Jun 5, 2025	Answer GenerationOpen-Domain Question Answering	CodeCode Available	1
Cross-document Event Coreference Search: Task, Dataset and Modeling	Oct 23, 2022	Coreference ResolutionCross Document Coreference Resolution	CodeCode Available	1
CREPE: Open-Domain Question Answering with False Presuppositions	Nov 30, 2022	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Dealing with Typos for BERT-based Passage Retrieval and Ranking	Aug 27, 2021	Information RetrievalLanguage Modeling	CodeCode Available	1
Context Awareness Gate For Retrieval Augmented Generation	Nov 25, 2024	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Dense Passage Retrieval for Open-Domain Question Answering	Apr 10, 2020	Open-Domain Question AnsweringPassage Retrieval	CodeCode Available	1
Why So Gullible? Enhancing the Robustness of Retrieval-Augmented Models against Counterfactual Noise	May 2, 2023	counterfactualFew-Shot Learning	CodeCode Available	1
Conformal Language Modeling	Jun 16, 2023	Conformal PredictionLanguage Modeling	CodeCode Available	1

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All datasets KILT: ELI5 KILT: Natural Questions KILT: TriviaQA KILT: HotpotQA SearchQA ELI5 QUASAR Natural Questions SQuAD1.1 dev WebQuestions SQuAD1.1 DuReader

Benchmark Results

#	Model	Metric	Claimed	Verified	Status
1	somebody	KILT-RL	2.62	—	Unverified
2	Wikipedia	KILT-RL	2.46	—	Unverified
3	arxiv.org/abs/2103.06332	KILT-RL	2.36	—	Unverified
4	BART + DPR	KILT-RL	1.9	—	Unverified
5	RAG	KILT-RL	1.69	—	Unverified
6	Training Set Retrieval (top 1)	KILT-RL	0	—	Unverified
7	T5-base	KILT-RL	0	—	Unverified
8	Input Copying	KILT-RL	0	—	Unverified
9	Sphere	KILT-RL	0	—	Unverified
10	Random Training Set Answer	KILT-RL	0	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Re2G	KILT-EM	43.56	—	Unverified
2	intersect	KILT-EM	38.78	—	Unverified
3	KGI_0	KILT-EM	36.36	—	Unverified
4	Wikipedia	KILT-EM	35.32	—	Unverified
5	RAG	KILT-EM	32.69	—	Unverified
6	BERT + DPR	KILT-EM	31.99	—	Unverified
7	BART + DPR	KILT-EM	30.06	—	Unverified
8	Multitask DPR + BART	KILT-EM	29.09	—	Unverified
9	Multi-task DPR	KILT-EM	0	—	Unverified
10	Sphere	KILT-EM	0	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Re2G	KILT-EM	57.91	—	Unverified
2	intersect	KILT-EM	50.56	—	Unverified
3	Wikipedia	KILT-EM	45.55	—	Unverified
4	KGI_0	KILT-EM	42.85	—	Unverified
5	Multitask DPR + BART	KILT-EM	42.36	—	Unverified
6	RAG	KILT-EM	38.13	—	Unverified
7	BERT + DPR	KILT-EM	34.48	—	Unverified
8	BART + DPR	KILT-EM	31.4	—	Unverified
9	TABi	KILT-EM	0	—	Unverified
10	T5-base	KILT-EM	0	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	intersect	KILT-EM	18.06	—	Unverified
2	Wikipedia	KILT-EM	11.71	—	Unverified
3	Multitask DPR + BART	KILT-EM	9.53	—	Unverified
4	RAG	KILT-EM	3.21	—	Unverified
5	BART + DPR	KILT-EM	1.96	—	Unverified
6	BERT + DPR	KILT-EM	0.74	—	Unverified
7	Sphere	KILT-EM	0	—	Unverified
8	Multi-task DPR	KILT-EM	0	—	Unverified
9	GENRE	KILT-EM	0	—	Unverified
10	chriskuei	KILT-EM	0	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	SpanBERT	F1	84.8	—	Unverified
2	Cluster-Former (#C=512)	EM	68	—	Unverified
3	Locality-Sensitive Hashing	EM	66	—	Unverified
4	Multi-passage BERT	EM	65.1	—	Unverified
5	Sparse Attention	EM	64.7	—	Unverified
6	DECAPROP	EM	62.2	—	Unverified
7	Bi-Attention + DCU-LSTM	N-gram F1	59.5	—	Unverified
8	Denoising QA	EM	58.8	—	Unverified
9	DecaProp	EM	56.8	—	Unverified
10	AMANDA	N-gram F1	56.6	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Fourier Transformer	Rouge-L	26.9	—	Unverified
2	QG	Rouge-L	26.4	—	Unverified
3	BART	Rouge-L	24.3	—	Unverified
4	E-MCA	Rouge-L	24	—	Unverified
5	Transformer Multitask + LayerDrop	Rouge-L	23.4	—	Unverified
6	Multi-Inrerleave	Rouge-L	14.63	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	Evidence Aggregation via R^3 Re-Ranking	EM (Quasar-T)	42.3	—	Unverified
2	Denoising QA	EM (Quasar-T)	42.2	—	Unverified
3	DecaProp	EM (Quasar-T)	38.6	—	Unverified
4	R^3	EM (Quasar-T)	35.3	—	Unverified
5	GA	EM (Quasar-T)	26.4	—	Unverified
6	BiDAF	EM (Quasar-T)	25.9	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	FiE	Exact Match	58.4	—	Unverified
2	R2-D2 HN-DPR	Exact Match	55.9	—	Unverified
3	UniK-QA	Exact Match	54.9	—	Unverified
4	UnitedQA (Hybrid)	Exact Match	54.7	—	Unverified
5	BPR (linear scan; l=1000)	Exact Match	41.6	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	SPARTA	EM	59.3	—	Unverified
2	Blended RAG	EM	57.63	—	Unverified
3	BERTserini	EM	50.2	—	Unverified
4	BERTserini	EM	38.6	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	UniK-QA	Exact Match	57.7	—	Unverified
2	FiE+PAQ	Exact Match	56.3	—	Unverified
3	FiE	Exact Match	52.4	—	Unverified
4	EMDR2	Exact Match	48.7	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	DrQA	EM	70	—	Unverified
2	DCN	EM	66.2	—	Unverified
3	MPCM	EM	65.5	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	ERNIE 2.0 Large	EM	64.2	—	Unverified
2	ERNIE 2.0 Base	EM	61.3	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	UniK-QA	Exact Match	65.5	—	Unverified
2	BPR (linear scan; l=1000)	Exact Match	56.8	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	EMDR2	Exact Match	52.5	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	UnitedQA (Hybrid)	Exact Match	70.5	—	Unverified