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相关论文: KG-CRAFT: Knowledge Graph-based Contrastive Reason…

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Knowledge graphs (KGs) are vital for knowledge-intensive tasks and have shown promise in reducing hallucinations in large language models (LLMs). However, constructing high-quality KGs remains difficult, requiring accurate information…

计算与语言 · 计算机科学 2025-10-14 Ruirui Chen , Weifeng Jiang , Chengwei Qin , Bo Xiong , Fiona Liausvia , Dongkyu Choi , Boon Kiat Quek

Recent advances in information extraction have motivated the automatic construction of huge Knowledge Graphs (KGs) by mining from large-scale text corpus. However, noisy facts are unavoidably introduced into KGs that could be caused by…

计算与语言 · 计算机科学 2020-08-18 Yaqing Wang , Fenglong Ma , Jing Gao

Knowledge Graphs (KGs) serve as a critical foundation for AI systems, yet their automated construction inevitably introduces noise, compromising data trustworthiness. Existing triple verification methods, based on graph embeddings or…

人工智能 · 计算机科学 2026-04-07 Xinyan Ma , Xianhao Ou , Weihao Zhang , Shixin Jiang , Runxuan Liu , Dandan Tu , Lei Chen , Ming Liu , Bing Qin

Knowledge Graph Embedding (KGE) techniques are crucial in learning compact representations of entities and relations within a knowledge graph, facilitating efficient reasoning and knowledge discovery. While existing methods typically focus…

计算与语言 · 计算机科学 2024-10-29 Pengcheng Jiang , Lang Cao , Cao Xiao , Parminder Bhatia , Jimeng Sun , Jiawei Han

Knowledge graphs (KGs) have emerged as a powerful paradigm for structuring and leveraging diverse real-world knowledge, which serve as a fundamental technology for enabling cognitive intelligence systems with advanced understanding and…

人工智能 · 计算机科学 2025-06-16 Guanglin Niu , Bo Li , Yangguang Lin

Knowledge graphs (KGs) often contain various errors. Previous works on detecting errors in KGs mainly rely on triplet embedding from graph structure. We conduct an empirical study and find that these works struggle to discriminate noise…

计算与语言 · 计算机科学 2024-01-17 Xiangyu Liu , Yang Liu , Wei Hu

GRAFT is a structured multimodal benchmark designed to probe how well LLMs handle instruction following, visual reasoning, and tasks requiring tight visual textual alignment. The dataset is built around programmatically generated charts and…

人工智能 · 计算机科学 2025-12-03 Abhigya Verma , Sriram Puttagunta , Seganrasan Subramanian , Sravan Ramachandran

Large Language Models often generate unfaithful responses in knowledge intensive tasks due to knowledge conflict,that is,a preference for relying on internal parametric knowledge rather than the provided context.To address this issue,we…

计算与语言 · 计算机科学 2025-09-15 Shengqiang Fu

Knowledge conflict often arises in retrieval-augmented generation (RAG) systems, where retrieved documents may be inconsistent with one another or contradict the model's parametric knowledge. Existing benchmarks for investigating the…

计算与语言 · 计算机科学 2025-10-10 Jungyeon Lee , Kangmin Lee , Taeuk Kim

Grounded claim factuality checking is important for large language model (LLM) applications such as retrieval-augmented generation, as it helps users assess the correctness of generated outputs. Existing metrics using entailment classifiers…

计算与语言 · 计算机科学 2026-05-29 Yuxuan Ye , Raul Santos-Rodriguez , Edwin Simpson

Claim verification plays a crucial role in combating misinformation. While existing works on claim verification have shown promising results, a crucial piece of the puzzle that remains unsolved is to understand how to verify claims without…

计算与语言 · 计算机科学 2023-10-23 Haoran Wang , Kai Shu

Despite advancements in Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) systems, their effectiveness is often hindered by a lack of integration with entity relationships and community structures, limiting their ability…

计算与语言 · 计算机科学 2024-08-19 Rong-Ching Chang , Jiawei Zhang

The Knowledge graph (KG) uses the triples to describe the facts in the real world. It has been widely used in intelligent analysis and applications. However, possible noises and conflicts are inevitably introduced in the process of…

人工智能 · 计算机科学 2019-02-20 Shengbin Jia , Yang Xiang , Xiaojun Chen

In this paper we propose a novel approach based on knowledge graphs to provide timely access to structured information, to enable actionable technology intelligence, and improve cyber-physical systems planning. Our framework encompasses a…

人工智能 · 计算机科学 2024-10-01 Frank Wawrzik , Matthias Plaue , Savan Vekariya , Christoph Grimm

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…

Methods to evaluate Large Language Model (LLM) responses and detect inconsistencies, also known as hallucinations, with respect to the provided knowledge, are becoming increasingly important for LLM applications. Current metrics fall short…

计算与语言 · 计算机科学 2024-07-16 Hannah Sansford , Nicholas Richardson , Hermina Petric Maretic , Juba Nait Saada

Cyber threat intelligence (CTI) is a crucial tool to prevent sophisticated, organized, and weaponized cyber attacks. However, few studies have focused on the credibility assessment of CTI, and this work still requires manual analysis by…

密码学与安全 · 计算机科学 2025-07-28 Zongzong Wu , Fengxiao Tang , Ming Zhao , Yufeng Li

Knowledge tracing (KT) aims to predict learners' future performance based on historical learning interactions. However, existing KT models predominantly focus on data from a single course, limiting their ability to capture a comprehensive…

人工智能 · 计算机科学 2025-05-21 Wenkang Han , Wang Lin , Liya Hu , Zhenlong Dai , Yiyun Zhou , Mengze Li , Zemin Liu , Chang Yao , Jingyuan Chen

Knowledge graph (KG) reasoning is a task that aims to predict unknown facts based on known factual samples. Reasoning methods can be divided into two categories: rule-based methods and KG-embedding based methods. The former possesses…

人工智能 · 计算机科学 2024-07-08 Fengsong Sun , Jinyu Wang , Zhiqing Wei , Xianchao Zhang

The rapid advancement of Large Language Models (LLMs) and conversational assistants necessitates dynamic, scalable, and configurable conversational datasets for training and evaluation. These datasets must accommodate diverse user…

计算与语言 · 计算机科学 2024-08-13 Ronak Pradeep , Daniel Lee , Ali Mousavi , Jeff Pound , Yisi Sang , Jimmy Lin , Ihab Ilyas , Saloni Potdar , Mostafa Arefiyan , Yunyao Li