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Related papers: KnowGL: Knowledge Generation and Linking from Text

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Multi-paragraph reasoning is indispensable for open-domain question answering (OpenQA), which receives less attention in the current OpenQA systems. In this work, we propose a knowledge-enhanced graph neural network (KGNN), which performs…

Computation and Language · Computer Science 2019-11-07 Deming Ye , Yankai Lin , Zhenghao Liu , Zhiyuan Liu , Maosong Sun

We propose an ontology-grounded approach to Knowledge Graph (KG) construction using Large Language Models (LLMs) on a knowledge base. An ontology is authored by generating Competency Questions (CQ) on knowledge base to discover knowledge…

Artificial Intelligence · Computer Science 2024-12-31 Xiaohan Feng , Xixin Wu , Helen Meng

Knowledge Graph (KG)-to-Text generation aims at generating fluent natural-language text that accurately represents the information of a given knowledge graph. While significant progress has been made in this task by exploiting the power of…

Computation and Language · Computer Science 2024-09-09 Tahsina Hashem , Weiqing Wang , Derry Tanti Wijaya , Mohammed Eunus Ali , Yuan-Fang Li

We present AGGGEN (pronounced 'again'), a data-to-text model which re-introduces two explicit sentence planning stages into neural data-to-text systems: input ordering and input aggregation. In contrast to previous work using sentence…

Computation and Language · Computer Science 2021-06-18 Xinnuo Xu , Ondřej Dušek , Verena Rieser , Ioannis Konstas

Two types of knowledge, triples from knowledge graphs and texts from documents, have been studied for knowledge aware open-domain conversation generation, in which graph paths can narrow down vertex candidates for knowledge selection…

Artificial Intelligence · Computer Science 2019-09-04 Zhibin Liu , Zheng-Yu Niu , Hua Wu , Haifeng Wang

Natural language definitions of terms can serve as a rich source of knowledge, but structuring them into a comprehensible semantic model is essential to enable them to be used in semantic interpretation tasks. We propose a method and…

Computation and Language · Computer Science 2018-06-21 Vivian S. Silva , André Freitas , Siegfried Handschuh

Knowledge graph completion aims to address the problem of extending a KG with missing triples. In this paper, we provide an approach GenKGC, which converts knowledge graph completion to sequence-to-sequence generation task with the…

Computation and Language · Computer Science 2023-03-15 Xin Xie , Ningyu Zhang , Zhoubo Li , Shumin Deng , Hui Chen , Feiyu Xiong , Mosha Chen , Huajun Chen

We present a framework for generating natural language description from structured data such as tables; the problem comes under the category of data-to-text natural language generation (NLG). Modern data-to-text NLG systems typically employ…

Computation and Language · Computer Science 2019-10-08 Anirban Laha , Parag Jain , Abhijit Mishra , Karthik Sankaranarayanan

Knowledge graph completion (KGC) aims to predict missing facts in knowledge graphs (KGs), which is crucial as modern KGs remain largely incomplete. While training KGC models on multiple aligned KGs can improve performance, previous methods…

Computation and Language · Computer Science 2023-12-19 Wei Tang , Zhiqian Wu , Yixin Cao , Yong Liao , Pengyuan Zhou

Knowledge graph (KG) is an abstraction that can be extracted from text corpora and used for in-depth reasoning. Prior work has leveraged KGs to fine-tune language models (LMs), enabling domain-specific superintelligence. In this work, we…

Computation and Language · Computer Science 2026-05-28 Jake Stephen , Niraj K. Jha

Large language models (LLMs) offer new opportunities for constructing knowledge graphs (KGs) from unstructured clinical narratives. However, existing approaches often rely on structured inputs and lack robust validation of factual accuracy…

Artificial Intelligence · Computer Science 2026-01-06 Udiptaman Das , Krishnasai B. Atmakuri , Duy Ho , Chi Lee , Yugyung Lee

Recent improvements in KG-to-text generation are due to additional auxiliary pre-training tasks designed to give the fine-tune task a boost in performance. These tasks require extensive computational resources while only suggesting marginal…

Computation and Language · Computer Science 2023-05-19 Anthony Colas , Mehrdad Alvandipour , Daisy Zhe Wang

Two crucial issues for text summarization to generate faithful summaries are to make use of knowledge beyond text and to make use of cross-sentence relations in text. Intuitive ways for the two issues are Knowledge Graph (KG) and Graph…

Computation and Language · Computer Science 2023-12-07 Jingqiang Chen

The knowledge graph (KG) is an essential form of knowledge representation that has grown in prominence in recent years. Because it concentrates on nominal entities and their relationships, traditional knowledge graphs are static and…

Artificial Intelligence · Computer Science 2022-09-14 Feng Zhao , Ziqi Zhang , Donglin Wang

Commonsense question answering (QA) requires a model to grasp commonsense and factual knowledge to answer questions about world events. Many prior methods couple language modeling with knowledge graphs (KG). However, although a KG contains…

Computation and Language · Computer Science 2021-08-04 Yichong Xu , Chenguang Zhu , Ruochen Xu , Yang Liu , Michael Zeng , Xuedong Huang

Recently, ChatGPT, a representative large language model (LLM), has gained considerable attention due to its powerful emergent abilities. Some researchers suggest that LLMs could potentially replace structured knowledge bases like knowledge…

Computation and Language · Computer Science 2024-01-31 Linyao Yang , Hongyang Chen , Zhao Li , Xiao Ding , Xindong Wu

There is enormous growth in various fields of research. This development is accompanied by new problems. To solve these problems efficiently and in an optimized manner, algorithms are created and described by researchers in the scientific…

Artificial Intelligence · Computer Science 2022-05-27 Jyotima Patel , Biswanath Dutta

The conventional process of building Ontologies and Knowledge Graphs (KGs) heavily relies on human domain experts to define entities and relationship types, establish hierarchies, maintain relevance to the domain, fill the ABox (or populate…

Computation and Language · Computer Science 2024-03-14 Vamsi Krishna Kommineni , Birgitta König-Ries , Sheeba Samuel

We are interested in learning how to update Knowledge Graphs (KG) from text. In this preliminary work, we propose a novel Sequence-to-Sequence (Seq2Seq) architecture to generate elementary KG operations. Furthermore, we introduce a new…

Computation and Language · Computer Science 2020-01-27 Mikuláš Zelinka , Xingdi Yuan , Marc-Alexandre Côté , Romain Laroche , Adam Trischler

Knowledge Graphs (KGs) have emerged as invaluable resources for enriching recommendation systems by providing a wealth of factual information and capturing semantic relationships among items. Leveraging KGs can significantly enhance…

Information Retrieval · Computer Science 2023-12-29 Yangqin Jiang , Yuhao Yang , Lianghao Xia , Chao Huang
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