Expanding End-to-End Question Answering on Differentiable Knowledge Graphs with Intersection
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Abstract (arXiv)
End-to-end question answering using a differentiable knowledge graph is a promising technique that requires only weak supervision, produces interpretable results, and is fully differentiable. Previous implementations of this technique (Cohen et al., 2020) have focused on single-entity questions using a relation following operation. In this paper, we propose a model that explicitly handles multiple-entity questions by implementing a new intersection operation, which identifies the shared elements between two sets of entities. We find that introducing intersection improves performance over a baseline model on two datasets, WebQuestionsSP (69.6% to 73.3% Hits@1) and ComplexWebQuestions (39.8% to 48.7% Hits@1), and in particular, improves performance on questions with multiple entities by over 14% on WebQuestionsSP and by 19% on ComplexWebQuestions.
Key facts. Cited by 12 papers in the map (data through 7 Oct 2026). Builds on 10 of its 21 references that are in the map. First posted on arXiv 13 Sep 2021.
Builds on
10 of 21 references.
References · 10
- 2019RoBERTa: A Robustly Optimized BERT Pretraining Approachcited by 13,266
- 2018The Web as a Knowledge-base for Answering Complex Questionscited by 409
- 2016Key-Value Memory Networks for Directly Reading Documentscited by 223
- 2019PullNet: Open Domain Question Answering with Iterative Retrieval on Knowledge Bases and Textcited by 182
- 2018Open Domain Question Answering Using Early Fusion of Knowledge Bases and Textcited by 167
- 2018Improving Text-to-SQL Evaluation Methodologycited by 133
- 2021TransferNet: An Effective and Transparent Framework for Multi-hop Question Answering over Relation Graphcited by 60
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- 2019Neural Query Language: A Knowledge Base Query Language for Tensorflowcited by 3
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Citing papers per year: 2022: 2; 2023: 5; 2024: 2; 2025: 2; 2026: 1.
12 papers.
- 2024GNN-RAG: Graph Neural Retrieval for Large Language Model Reasoningcited by 128
- 2023Knowledge-Augmented Language Model Prompting for Zero-Shot Knowledge Graph Question Answeringcited by 119
- 2022Mintaka: A Complex, Natural, and Multilingual Dataset for End-to-End Question Answeringcited by 71
- 2023ChatKBQA: A Generate-then-Retrieve Framework for Knowledge Base Question Answering with Fine-tuned Large Language Modelscited by 44
- 2024SPINACH: SPARQL-Based Information Navigation for Challenging Real-World Questionscited by 27
- 2022ReaRev: Adaptive Reasoning for Question Answering over Knowledge Graphscited by 16
- 2023NuTrea: Neural Tree Search for Context-guided Multi-hop KGQAcited by 7
- 2025KERAG: Knowledge-Enhanced Retrieval-Augmented Generation for Advanced Question Answeringcited by 5
- 2026S-Path-RAG: Semantic-Aware Shortest-Path Retrieval Augmented Generation for Multi-Hop Knowledge Graph Question Answeringcited by 3
- 2023Fine-tuned LLMs Know More, Hallucinate Less with Few-Shot Sequence-to-Sequence Semantic Parsing over Wikidatacited by 2
- 2023Relation-Aware Question Answering for Heterogeneous Knowledge Graphscited by 1
- 2025KGFR: A Foundation Retriever for Generalized Knowledge Graph Question Answeringcited by 0
- 2026S-Path-RAG: Semantic-Aware Shortest-Path Retrieval Augmented Generation for Multi-Hop Knowledge Graph Question Answering5 Mar 2026
- 2025KGFR: A Foundation Retriever for Generalized Knowledge Graph Question Answering6 Nov 2025
- 2025KERAG: Knowledge-Enhanced Retrieval-Augmented Generation for Advanced Question Answering5 Sep 2025
- 2024SPINACH: SPARQL-Based Information Navigation for Challenging Real-World Questions16 Jul 2024
- 2024GNN-RAG: Graph Neural Retrieval for Large Language Model Reasoning30 May 2024
- 2023Relation-Aware Question Answering for Heterogeneous Knowledge Graphs19 Dec 2023
- 2023NuTrea: Neural Tree Search for Context-guided Multi-hop KGQA24 Oct 2023
- 2023ChatKBQA: A Generate-then-Retrieve Framework for Knowledge Base Question Answering with Fine-tuned Large Language Models13 Oct 2023
- 2023Knowledge-Augmented Language Model Prompting for Zero-Shot Knowledge Graph Question Answering7 Jun 2023
- 2023Fine-tuned LLMs Know More, Hallucinate Less with Few-Shot Sequence-to-Sequence Semantic Parsing over Wikidata23 May 2023
- 2022ReaRev: Adaptive Reasoning for Question Answering over Knowledge Graphs24 Oct 2022
- 2022Mintaka: A Complex, Natural, and Multilingual Dataset for End-to-End Question Answering4 Oct 2022