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
Relevance-guided Supervision for OpenQA with ColBERT	Jul 1, 2020	Natural QuestionsOpen-Domain Question Answering	CodeCode Available	2
ktrain: A Low-Code Library for Augmented Machine Learning	Apr 19, 2020	BIG-bench Machine LearningClassification	CodeCode Available	2
Reformer: The Efficient Transformer	Jan 13, 2020	D4RLImage Generation	CodeCode Available	2
ECoRAG: Evidentiality-guided Compression for Long Context RAG	Jun 5, 2025	Answer GenerationOpen-Domain Question Answering	CodeCode Available	1
NOVER: Incentive Training for Language Models via Verifier-Free Reinforcement Learning	May 21, 2025	General Reinforcement LearningLogical Reasoning	CodeCode Available	1
Context Awareness Gate For Retrieval Augmented Generation	Nov 25, 2024	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
BRIEF: Bridging Retrieval and Inference for Multi-hop Reasoning via Compression	Oct 20, 2024	In-Context LearningLong-Context Understanding	CodeCode Available	1
Exploring Hint Generation Approaches in Open-Domain Question Answering	Sep 24, 2024	Hint GenerationOpen-Domain Question Answering	CodeCode Available	1
W-RAG: Weakly Supervised Dense Retrieval in RAG for Open-domain Question Answering	Aug 15, 2024	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
FastFiD: Improve Inference Efficiency of Open Domain Question Answering via Sentence Selection	Aug 12, 2024	Answer GenerationDecoder	CodeCode Available	1
TANQ: An open domain dataset of table answered questions	May 13, 2024	MathOpen-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
Spiral of Silence: How is Large Language Model Killing Information Retrieval? -- A Case Study on Open Domain Question Answering	Apr 16, 2024	Information RetrievalLanguage Modeling	CodeCode Available	1
Multi-Granularity Guided Fusion-in-Decoder	Apr 3, 2024	DecoderMulti-Task Learning	CodeCode Available	1
ArabicaQA: A Comprehensive Dataset for Arabic Question Answering	Mar 26, 2024	BenchmarkingMachine Reading Comprehension	CodeCode Available	1
Beyond Memorization: The Challenge of Random Memory Access in Language Models	Mar 12, 2024	MemorizationOpen-Domain Question Answering	CodeCode Available	1
Harnessing Multi-Role Capabilities of Large Language Models for Open-Domain Question Answering	Mar 8, 2024	Answer GenerationOpen-Domain Question Answering	CodeCode Available	1
To Generate or to Retrieve? On the Effectiveness of Artificial Contexts for Medical Open-Domain Question Answering	Mar 4, 2024	MedQAMMLU	CodeCode Available	1
REAR: A Relevance-Aware Retrieval-Augmented Framework for Open-Domain Question Answering	Feb 27, 2024	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Mitigating the Impact of False Negatives in Dense Retrieval with Contrastive Confidence Regularization	Dec 30, 2023	Answer GenerationContrastive Learning	CodeCode Available	1
Tree of Clarifications: Answering Ambiguous Questions with Retrieval-Augmented Large Language Models	Oct 23, 2023	Open-Domain Question AnsweringQuestion Answering	CodeCode Available	1
Merging Generated and Retrieved Knowledge for Open-Domain QA	Oct 22, 2023	DecoderOpen-Domain Question Answering	CodeCode Available	1
MoqaGPT : Zero-Shot Multi-modal Open-domain Question Answering with Large Language Model	Oct 20, 2023	Language ModelingLanguage Modelling	CodeCode Available	1
Self-prompted Chain-of-Thought on Large Language Models for Open-domain Multi-hop Reasoning	Oct 20, 2023	In-Context LearningMulti-hop Question Answering	CodeCode Available	1
Beyond Factuality: A Comprehensive Evaluation of Large Language Models as Knowledge Generators	Oct 11, 2023	Information RetrievalInformativeness	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	T5-base	KILT-RL	0	—	Unverified
7	GENRE	KILT-RL	0	—	Unverified
8	Multi-task DPR	KILT-RL	0	—	Unverified
9	BART	KILT-RL	0	—	Unverified
10	Training Set Retrieval (top 1)	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	Sphere	KILT-EM	0	—	Unverified
10	T5-base	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	Multi-task DPR	KILT-EM	0	—	Unverified
10	Sphere	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