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Knowledge graph question answering (KGQA) involves answering natural language questions by leveraging structured information stored in a knowledge graph. Typically, KGQA initially retrieve a targeted subgraph from a large-scale knowledge…

Computation and Language · Computer Science 2024-10-03 Yu Zhang , Kehai Chen , Xuefeng Bai , zhao kang , Quanjiang Guo , Min Zhang

Knowledge Graph Question Answering (KGQA) simplifies querying vast amounts of knowledge stored in a graph-based model using natural language. However, the research has largely concentrated on English, putting non-English speakers at a…

Computation and Language · Computer Science 2024-07-09 Nikit Srivastava , Mengshi Ma , Daniel Vollmers , Hamada Zahera , Diego Moussallem , Axel-Cyrille Ngonga Ngomo

The generation of questions and answers (QA) from knowledge graphs (KG) plays a crucial role in the development and testing of educational platforms, dissemination tools, and large language models (LLM). However, existing approaches often…

Computation and Language · Computer Science 2025-11-17 Sania Nayab , Marco Simoni , Giulio Rossolini , Andrea Saracino

Knowledge Graph Question Answering (KGQA) is a crucial task in natural language processing that requires reasoning over knowledge graphs (KGs) to answer natural language questions. Recent methods utilizing large language models (LLMs) have…

Computation and Language · Computer Science 2025-06-12 Xiujun Zhou , Pingjian Zhang , Deyou Tang

The goal of Question Answering over Knowledge Graphs (KGQA) is to find answers for natural language questions over a knowledge graph. Recent KGQA approaches adopt a neural machine translation (NMT) approach, where the natural language…

Artificial Intelligence · Computer Science 2021-07-08 Daniel Diomedi , Aidan Hogan

This paper presents a scholarly Knowledge Graph Question Answering (KGQA) that answers bibliographic natural language questions by leveraging a large language model (LLM) in a few-shot manner. The model initially identifies the top-n…

Computation and Language · Computer Science 2023-11-17 Tilahun Abedissa Taffa , Ricardo Usbeck

Knowledge Graph Question Answering (KGQA) has become a prominent area in natural language processing due to the emergence of large-scale Knowledge Graphs (KGs). Recently Neural Machine Translation based approaches are gaining momentum that…

Computation and Language · Computer Science 2021-09-21 Sukannya Purkayastha , Saswati Dana , Dinesh Garg , Dinesh Khandelwal , G P Shrivatsa Bhargav

Knowledge Graphs (KG) act as a great tool for holding distilled information from large natural language text corpora. The problem of natural language querying over knowledge graphs is essential for the human consumption of this information.…

Machine Learning · Computer Science 2021-12-22 Aayushee Gupta , K. M. Annervaz , Ambedkar Dukkipati , Shubhashis Sengupta

Question answering over knowledge graphs (KGQA) has evolved from simple single-fact questions to complex questions that require graph traversal and aggregation. We propose a novel approach for complex KGQA that uses unsupervised message…

Computation and Language · Computer Science 2019-08-20 Svitlana Vakulenko , Javier David Fernandez Garcia , Axel Polleres , Maarten de Rijke , Michael Cochez

Question Answering over Knowledge Graph (KGQA) aims to seek answer entities for the natural language question from a large-scale Knowledge Graph~(KG). To better perform reasoning on KG, recent work typically adopts a pre-trained language…

Computation and Language · Computer Science 2024-01-02 Jinhao Jiang , Kun Zhou , Wayne Xin Zhao , Yaliang Li , Ji-Rong Wen

Knowledge graph question answering (KGQA) is a well-established field that seeks to provide factual answers to natural language (NL) questions by leveraging knowledge graphs (KGs). However, existing KGQA datasets suffer from two significant…

Computation and Language · Computer Science 2024-03-05 Willis Guo , Armin Toroghi , Scott Sanner

Knowledge Graphs (KGs) represent human-crafted factual knowledge in the form of triplets (head, relation, tail), which collectively form a graph. Question Answering over KGs (KGQA) is the task of answering natural questions grounding the…

Computation and Language · Computer Science 2024-05-31 Costas Mavromatis , George Karypis

The intelligent question answering (IQA) system can accurately capture users' search intention by understanding the natural language questions, searching relevant content efficiently from a massive knowledge-base, and returning the answer…

Artificial Intelligence · Computer Science 2021-06-17 Yachen Tang , Haiyun Han , Xianmao Yu , Jing Zhao , Guangyi Liu , Longfei Wei

We present LinkQ, a system that leverages a large language model (LLM) to facilitate knowledge graph (KG) query construction through natural language question-answering. Traditional approaches often require detailed knowledge of a graph…

Computation and Language · Computer Science 2025-02-11 Harry Li , Gabriel Appleby , Ashley Suh

Existing approaches on Question Answering over Knowledge Graphs (KGQA) have weak generalizability. That is often due to the standard i.i.d. assumption on the underlying dataset. Recently, three levels of generalization for KGQA were…

Computation and Language · Computer Science 2022-05-16 Longquan Jiang , Ricardo Usbeck

With the recent spike in the number and availability of Large Language Models (LLMs), it has become increasingly important to provide large and realistic benchmarks for evaluating Knowledge Graph Question Answering (KGQA) systems. So far…

Computation and Language · Computer Science 2024-02-08 Catherine Kosten , Philippe Cudré-Mauroux , Kurt Stockinger

Large Language Models (LLMs) excel in many natural language processing tasks but often exhibit factual inconsistencies in knowledge-intensive settings. Integrating external knowledge resources, particularly knowledge graphs (KGs), provides…

Computation and Language · Computer Science 2026-02-17 Shuai Wang , Yinan Yu

Knowledge graph (KG) question generation (QG) aims to generate natural language questions from KGs and target answers. Previous works mostly focus on a simple setting which is to generate questions from a single KG triple. In this work, we…

Computation and Language · Computer Science 2023-05-02 Yu Chen , Lingfei Wu , Mohammed J. Zaki

Question Answering (QA) systems over Knowledge Graphs (KGs) (KGQA) automatically answer natural language questions using triples contained in a KG. The key idea is to represent questions and entities of a KG as low-dimensional embeddings.…

Machine Learning · Computer Science 2022-03-28 Sirui Li , Kok Kai Wong , Dengya Zhu , Chun Che Fung

Knowledge Graph Question Answering (KGQA) aims to answer user-questions from a knowledge graph (KG) by identifying the reasoning relations between topic entity and answer. As a complex branch task of KGQA, multi-hop KGQA requires reasoning…

Computation and Language · Computer Science 2022-11-15 Weiqiang Jin , Biao Zhao , Hang Yu , Xi Tao , Ruiping Yin , Guizhong Liu
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