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 126–150 of 494 papers

Title	Date	Tasks	Status	Hype
SPARTA: Efficient Open-Domain Question Answering via Sparse Transformer Matching Retrieval	Sep 28, 2020	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Generation-Augmented Retrieval for Open-domain Question Answering	Sep 17, 2020	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	1
KILT: a Benchmark for Knowledge Intensive Language Tasks	Sep 4, 2020	Entity LinkingFact Checking	CodeCode Available	1
Question and Answer Test-Train Overlap in Open-Domain Question Answering Datasets	Aug 6, 2020	MemorizationOpen-Domain Question Answering	CodeCode Available	1
MKQA: A Linguistically Diverse Benchmark for Multilingual Open Domain Question Answering	Jul 30, 2020	Extractive Question-AnsweringNatural Questions	CodeCode Available	1
Leveraging Passage Retrieval with Generative Models for Open Domain Question Answering	Jul 2, 2020	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	1
CAiRE-COVID: A Question Answering and Query-focused Multi-Document Summarization System for COVID-19 Scholarly Information Management	May 4, 2020	ArticlesDocument Summarization	CodeCode Available	1
BERT-kNN: Adding a kNN Search Component to Pretrained Language Models for Better QA	May 2, 2020	Information RetrievalLanguage Modeling	CodeCode Available	1
Progressively Pretrained Dense Corpus Index for Open-Domain Question Answering	Apr 30, 2020	Information RetrievalOpen-Domain Question Answering	CodeCode Available	1
AmbigQA: Answering Ambiguous Open-domain Questions	Apr 22, 2020	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
REALM: Retrieval-Augmented Language Model Pre-Training	Feb 10, 2020	Language ModelingLanguage Modelling	CodeCode Available	1
Break It Down: A Question Understanding Benchmark	Jan 31, 2020	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Knowledge Guided Text Retrieval and Reading for Open Domain Question Answering	Nov 10, 2019	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	1
Contextualized Sparse Representations for Real-Time Open-Domain Question Answering	Nov 7, 2019	Information RetrievalOpen-Domain Question Answering	CodeCode Available	1
BART: Denoising Sequence-to-Sequence Pre-training for Natural Language Generation, Translation, and Comprehension	Oct 29, 2019	Abstractive Text SummarizationDecoder	CodeCode Available	1
Reducing Transformer Depth on Demand with Structured Dropout	Sep 25, 2019	Language ModelingLanguage Modelling	CodeCode Available	1
ELI5: Long Form Question Answering	Jul 22, 2019	FormLanguage Modeling	CodeCode Available	1
XQA: A Cross-lingual Open-domain Question Answering Dataset	Jul 1, 2019	Machine TranslationOpen-Domain Question Answering	CodeCode Available	1
Latent Retrieval for Weakly Supervised Open Domain Question Answering	Jun 1, 2019	Information RetrievalOpen-Domain Question Answering	CodeCode Available	1
Densely Connected Attention Propagation for Reading Comprehension	Nov 10, 2018	AllOpen-Domain Question Answering	CodeCode Available	1
Reading Wikipedia to Answer Open-Domain Questions	Mar 31, 2017	ArticlesOpen-Domain Question Answering	CodeCode Available	1
Efficient Context Selection for Long-Context QA: No Tuning, No Iteration, Just Adaptive-k	Jun 10, 2025	Open-Domain Question AnsweringQuestion Answering	—Unverified	0
GenKI: Enhancing Open-Domain Question Answering with Knowledge Integration and Controllable Generation in Large Language Models	May 26, 2025	Open-Domain Question AnsweringPassage Retrieval	CodeCode Available	0
Single LLM, Multiple Roles: A Unified Retrieval-Augmented Generation Framework Using Role-Specific Token Optimization	May 21, 2025	Open-Domain Question AnsweringQuestion Answering	—Unverified	0

Show:10 25 50

← PrevPage 6 of 20Next →

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