Grounding Dialogue Systems via Knowledge Graph Aware Decoding with Pre-trained Transformers
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Abstract (arXiv)
Generating knowledge grounded responses in both goal and non-goal oriented dialogue systems is an important research challenge. Knowledge Graphs (KG) can be viewed as an abstraction of the real world, which can potentially facilitate a dialogue system to produce knowledge grounded responses. However, integrating KGs into the dialogue generation process in an end-to-end manner is a non-trivial task. This paper proposes a novel architecture for integrating KGs into the response generation process by training a BERT model that learns to answer using the elements of the KG (entities and relations) in a multi-task, end-to-end setting. The k-hop subgraph of the KG is incorporated into the model during training and inference using Graph Laplacian. Empirical evaluation suggests that the model achieves better knowledge groundedness (measured via Entity F1 score) compared to other state-of-the-art models for both goal and non-goal oriented dialogues.
Key facts. Cited by 8 papers in the map (data through 7 Oct 2026). Builds on 29 of its 41 references that are in the map. First posted on arXiv 30 Mar 2021.
Builds on
29 of 41 references.
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17 more
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Built on by
Citing papers per year: 2022: 4; 2023: 3; 2024: 0; 2025: 1.
8 papers.
- 2022RHO (ρ): Reducing Hallucination in Open-domain Dialogues with Knowledge Groundingcited by 47
- 2022DialoKG: Knowledge-Structure Aware Task-Oriented Dialogue Generationcited by 19
- 2023CarExpert: Leveraging Large Language Models for In-Car Conversational Question Answeringcited by 10
- 2022RoMe: A Robust Metric for Evaluating Natural Language Generationcited by 6
- 2025Efficient and Transferable Agentic Knowledge Graph RAG via Reinforcement Learningcited by 5
- 2023From Data to Dialogue: Leveraging the Structure of Knowledge Graphs for Conversational Exploratory Searchcited by 3
- 2022Mind the Knowledge Gap: A Survey of Knowledge-enhanced Dialogue Systemscited by 1
- 2023Voice-Based Conversational Agents and Knowledge Graphs for Improving News Search in Assisted Livingcited by 1
- 2025Efficient and Transferable Agentic Knowledge Graph RAG via Reinforcement Learning30 Sep 2025
- 2023CarExpert: Leveraging Large Language Models for In-Car Conversational Question Answering14 Oct 2023
- 2023From Data to Dialogue: Leveraging the Structure of Knowledge Graphs for Conversational Exploratory Search8 Oct 2023
- 2023Voice-Based Conversational Agents and Knowledge Graphs for Improving News Search in Assisted Living24 Mar 2023
- 2022Mind the Knowledge Gap: A Survey of Knowledge-enhanced Dialogue Systems19 Dec 2022
- 2022RHO (ρ): Reducing Hallucination in Open-domain Dialogues with Knowledge Grounding3 Dec 2022
- 2022DialoKG: Knowledge-Structure Aware Task-Oriented Dialogue Generation19 Apr 2022
- 2022RoMe: A Robust Metric for Evaluating Natural Language Generation17 Mar 2022