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Knowledge Graphs (KGs) often have two characteristics: heterogeneous graph structure and text-rich entity/relation information. Text-based KG embeddings can represent entities by encoding descriptions with pre-trained language models, but…

计算与语言 · 计算机科学 2023-09-15 Xin Xie , Zhoubo Li , Xiaohan Wang , Zekun Xi , Ningyu Zhang

Knowledge Graphs (KGs) have proven highly effective for recommendation systems by capturing latent item relationships, while recent integration of Large Language Models (LLMs) has further enhanced semantic understanding and addressed…

信息检索 · 计算机科学 2026-05-11 Xinchi Zou , Tongzhenzhi Su , Jianjun Li , Yuan Fu , Chang Liu , Zhiying Deng , Zhiwei Shen

Knowledge Graphs (KGs) are composed of structured information about a particular domain in the form of entities and relations. In addition to the structured information KGs help in facilitating interconnectivity and interoperability between…

人工智能 · 计算机科学 2020-05-15 Genet Asefa Gesese , Russa Biswas , Mehwish Alam , Harald Sack

The integration of Large Language Models (LLMs) into aviation safety decision-making represents a significant technological advancement, yet their standalone application poses critical risks due to inherent limitations such as factual…

软件工程 · 计算机科学 2026-04-16 Anirudh Iyengar , Alisa Tiselska , Dumindu Samaraweera , Hong Liu

Large language models (LLMs), such as ChatGPT and GPT-4, are versatile and can solve different tasks due to their emergent ability and generalizability. However, LLMs sometimes lack domain-specific knowledge to perform tasks, which would…

计算与语言 · 计算机科学 2023-09-07 Chao Feng , Xinyu Zhang , Zichu Fei

Large Language Models (LLMs) face challenges in knowledge-intensive reasoning tasks like classic multi-hop question and answering, which involves reasoning across multiple facts. This difficulty arises because the chain of thoughts (CoTs)…

计算与语言 · 计算机科学 2025-08-25 Nan Wang , Yongqi Fan , yansha zhu , ZongYu Wang , Xuezhi Cao , Xinyan He , Haiyun Jiang , Tong Ruan , Jingping Liu

Large Language Models (LLMs) have achieved significant success in open-domain question answering. However, they continue to face challenges such as hallucinations and knowledge cutoffs. These issues can be mitigated through in-context…

计算与语言 · 计算机科学 2025-02-19 Zukang Yang , Zixuan Zhu , Xuan Zhu

Structured data, such as tables, graphs, and databases, play a critical role in plentiful NLP tasks such as question answering and dialogue system. Recently, inspired by Vision-Language Models, Graph Neutral Networks (GNNs) have been…

计算与语言 · 计算机科学 2025-02-11 Yao Xu , Shizhu He , Jiabei Chen , Zeng Xiangrong , Bingning Wang , Guang Liu , Jun Zhao , Kang Liu

The remarkable success of large language models (LLMs) has motivated researchers to adapt them as universal predictors for various graph-related tasks, with the ultimate goal of developing a graph foundation model that generalizes diverse…

计算与语言 · 计算机科学 2026-03-03 Zhongjian Zhang , Xiao Wang , Mengmei Zhang , Jiarui Tan , Chuan Shi

While learning personalization offers great potential for learners, modern practices in higher education require a deeper consideration of domain models and learning contexts, to develop effective personalization algorithms. This paper…

With the rapid advancement of large language models (LLMs), classic graph learning tasks have greatly benefited from LLMs, including improved encoding of textual features, more efficient construction of graphs from text, and enhanced…

人工智能 · 计算机科学 2026-05-05 Xiyuan Wang , Yi Hu , Yanbo Wang , Chuan Shi , Muhan Zhang

Knowledge graphs (KGs) are increasingly utilized for data integration, representation, and visualization. While KG population is critical, it is often costly, especially when data must be extracted from unstructured text in natural…

Large language models (LLMs), such as ChatGPT and GPT4, are making new waves in the field of natural language processing and artificial intelligence, due to their emergent ability and generalizability. However, LLMs are black-box models,…

计算与语言 · 计算机科学 2024-01-26 Shirui Pan , Linhao Luo , Yufei Wang , Chen Chen , Jiapu Wang , Xindong Wu

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…

计算与语言 · 计算机科学 2024-03-05 Willis Guo , Armin Toroghi , Scott Sanner

Fine-tuning pre-trained language models (PLMs) has recently shown a potential to improve knowledge graph completion (KGC). However, most PLM-based methods focus solely on encoding textual information, neglecting the long-tailed nature of…

计算与语言 · 计算机科学 2025-02-03 Youmin Ko , Hyemin Yang , Taeuk Kim , Hyunjoon Kim

The unprecedented advancements in Large Language Models (LLMs) have profoundly impacted natural language processing but have yet to fully embrace the realm of scalable vector graphics (SVG) generation. While LLMs encode partial knowledge of…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Ximing Xing , Juncheng Hu , Guotao Liang , Jing Zhang , Dong Xu , Qian Yu

Recent advances in natural language processing (NLP) owe their success to pre-training language models on large amounts of unstructured data. Still, there is an increasing effort to combine the unstructured nature of LMs with structured…

计算与语言 · 计算机科学 2023-12-22 Juraj Vladika , Alexander Fichtl , Florian Matthes

Current Large Language Models (LLMs) can assist developing program code beside many other things, but can they support working with Knowledge Graphs (KGs) as well? Which LLM is offering the best capabilities in the field of Semantic Web and…

人工智能 · 计算机科学 2025-06-03 Lars-Peter Meyer , Johannes Frey , Desiree Heim , Felix Brei , Claus Stadler , Kurt Junghanns , Michael Martin

Temporal Knowledge Graph Question Answering (TKGQA) aims to answer time-sensitive questions by leveraging factual information from Temporal Knowledge Graphs (TKGs). While previous studies have employed pre-trained TKG embeddings or graph…

计算与语言 · 计算机科学 2025-11-07 Xinying Qian , Ying Zhang , Yu Zhao , Baohang Zhou , Xuhui Sui , Xiaojie Yuan

Graph-structured information offers rich contextual information that can enhance language models by providing structured relationships and hierarchies, leading to more expressive embeddings for various applications such as retrieval,…