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Answering logical queries on knowledge graphs (KG) poses a significant challenge for machine reasoning. The primary obstacle in this task stems from the inherent incompleteness of KGs. Existing research has predominantly focused on…

机器学习 · 计算机科学 2024-03-20 Zezhong Xu , Peng Ye , Lei Liang , Huajun Chen , Wen Zhang

Machine reading comprehension has aroused wide concerns, since it explores the potential of model for text understanding. To further equip the machine with the reasoning capability, the challenging task of logical reasoning is proposed.…

计算与语言 · 计算机科学 2022-07-11 Fangzhi Xu , Jun Liu , Qika Lin , Yudai Pan , Lingling Zhang

Industrial question-answering (QA) systems require higher safety and reliability than general-purpose dialogue models, as errors in high-risk scenarios such as equipment fault diagnosis can have severe consequences. Although multi-agent…

计算与语言 · 计算机科学 2025-10-09 Jiqun Pan , Zhenke Duan , Jiani Tu , Anzhi Cheng , Yanqing Wang

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…

人工智能 · 计算机科学 2021-07-08 Daniel Diomedi , Aidan Hogan

Explaining Machine Learning (ML) results in a transparent and user-friendly manner remains a challenging task of Explainable Artificial Intelligence (XAI). In this paper, we present a method to enhance the interpretability of ML models by…

人工智能 · 计算机科学 2026-04-20 Thomas Bayer , Alexander Lohr , Sarah Weiß , Bernd Michelberger , Wolfram Höpken

Recent advances in knowledge representation learning (KRL) highlight the urgent necessity to unify symbolic knowledge graphs (KGs) with language models (LMs) for richer semantic understanding. However, existing approaches typically…

计算与语言 · 计算机科学 2025-06-05 Zirui Chen , Xin Wang , Zhao Li , Wenbin Guo , Dongxiao He

Despite the success of Transformer models in vision and language tasks, they often learn knowledge from enormous data implicitly and cannot utilize structured input data directly. On the other hand, structured learning approaches such as…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Xuehai He , Xin Eric Wang

We study the problem of inducing interpretability in KG embeddings. Specifically, we explore the Universal Schema (Riedel et al., 2013) and propose a method to induce interpretability. There have been many vector space models proposed for…

计算与语言 · 计算机科学 2017-12-12 Chandrahas , Tathagata Sengupta , Cibi Pragadeesh , Partha Pratim Talukdar

Commonsense reasoning in natural language is a desired ability of artificial intelligent systems. For solving complex commonsense reasoning tasks, a typical solution is to enhance pre-trained language models~(PTMs) with a knowledge-aware…

计算与语言 · 计算机科学 2022-05-05 Jinhao Jiang , Kun Zhou , Wayne Xin Zhao , Ji-Rong Wen

In Knowledge Graphs (KGs), where the schema of the data is usually defined by particular ontologies, reasoning is a necessity to perform a range of tasks, such as retrieval of information, question answering, and the derivation of new…

人工智能 · 计算机科学 2025-02-27 Anastasios Nentidis , Charilaos Akasiadis , Angelos Charalambidis , Alexander Artikis

Knowledge graph (KG) link prediction aims to infer new facts based on existing facts in the KG. Recent studies have shown that using the graph neighborhood of a node via graph neural networks (GNNs) provides more useful information compared…

计算与语言 · 计算机科学 2024-02-15 Vardaan Pahuja , Boshi Wang , Hugo Latapie , Jayanth Srinivasa , Yu Su

Synthesizing high-quality training data is crucial for enhancing domain models' reasoning abilities. Existing methods face limitations in long-tail knowledge coverage, effectiveness verification, and interpretability. Knowledge-graph-based…

人工智能 · 计算机科学 2026-03-02 Lun Zhan , Feng Xiong , Huanyong Liu , Feng Zhang , Yuhui Yin

Large language models (LLMs) achieve strong results on knowledge graph question answering (KGQA), but most benchmarks assume complete knowledge graphs (KGs) where direct supporting triples exist. This reduces evaluation to shallow retrieval…

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…

计算与语言 · 计算机科学 2021-03-31 Debanjan Chaudhuri , Md Rashad Al Hasan Rony , Jens Lehmann

Traditional computer vision approaches, based on neural networks (NN), are typically trained on a large amount of image data. By minimizing the cross-entropy loss between a prediction and a given class label, the NN and its visual embedding…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Sebastian Monka , Lavdim Halilaj , Stefan Schmid , Achim Rettinger

Inductive knowledge graph completion (KGC) aims to predict missing triples with unseen entities. Recent works focus on modeling reasoning paths between the head and tail entity as direct supporting evidence. However, these methods depend…

人工智能 · 计算机科学 2024-12-30 Muzhi Li , Cehao Yang , Chengjin Xu , Zixing Song , Xuhui Jiang , Jian Guo , Ho-fung Leung , Irwin King

Multilingual Knowledge Graph Completion (mKGC) aim at solving queries like (h, r, ?) in different languages by reasoning a tail entity t thus improving multilingual knowledge graphs. Previous studies leverage multilingual pretrained…

计算与语言 · 计算机科学 2024-06-27 Ran Song , Shizhu He , Shengxiang Gao , Li Cai , Kang Liu , Zhengtao Yu , Jun Zhao

Knowledge graphs (KGs), i.e. representation of information as a semantic graph, provide a significant test bed for many tasks including question answering, recommendation, and link prediction. Various amount of scholarly metadata have been…

人工智能 · 计算机科学 2019-04-30 Mojtaba Nayyeri , Sahar Vahdati , Jens Lehmann , Hamed Shariat Yazdi

Conventional Knowledge Graph Completion (KGC) methods aim to infer missing information in incomplete Knowledge Graphs (KGs) by leveraging existing information, which struggle to perform effectively in scenarios involving emerging entities.…

人工智能 · 计算机科学 2026-01-12 Jiapu Wang , Xinghe Cheng , Zezheng Wu , Ruiqi Ma , Rui Wang , Zhichao Yan , Haoran Luo , Yuhao Jiang , Kai Sun

Recent advances in Large Language Models (LLMs) have positioned them as a prominent solution for Natural Language Processing tasks. Notably, they can approach these problems in a zero or few-shot manner, thereby eliminating the need for…

机器学习 · 计算机科学 2025-05-07 Gerard Pons , Besim Bilalli , Anna Queralt
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