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Despite the recent popularity of knowledge graph (KG) related tasks and benchmarks such as KG embeddings, link prediction, entity alignment and evaluation of the reasoning abilities of pretrained language models as KGs, the structure and…

机器学习 · 计算机科学 2023-11-14 Nedelina Teneva , Estevam Hruschka

Autoregressive large language models (LLMs) pre-trained by next token prediction are inherently proficient in generative tasks. However, their performance on knowledge-driven tasks such as factual knowledge querying remains unsatisfactory.…

计算与语言 · 计算机科学 2026-01-14 Peng Yu , Cheng Deng , Beiya Dai , Xinbing Wang , Ying Wen

The continuous growth of scientific literature brings innovations and, at the same time, raises new challenges. One of them is related to the fact that its analysis has become difficult due to the high volume of published papers for which…

计算与语言 · 计算机科学 2020-11-06 Danilo Dessì , Francesco Osborne , Diego Reforgiato Recupero , Davide Buscaldi , Enrico Motta

The fusion of language models (LMs) and knowledge graphs (KGs) is widely used in commonsense question answering, but generating faithful explanations remains challenging. Current methods often overlook path decoding faithfulness, leading to…

计算与语言 · 计算机科学 2024-09-23 Weihe Zhai , Arkaitz Zubiaga

Large language models (LLMs) have shown great potential in story generation, but challenges remain in maintaining long-form coherence and effective, user-friendly control. Retrieval-augmented generation (RAG) has proven effective in…

Misinformation evolves as it spreads, shifting in language, framing, and moral emphasis to adapt to new audiences. However, current misinformation detection approaches implicitly assume that misinformation is static. We introduce MPCG, a…

计算与语言 · 计算机科学 2025-09-23 Jun Rong Brian Chong , Yixuan Tang , Anthony K. H. Tung

Integrating knowledge graphs (KGs) to enhance the reasoning capabilities of large language models (LLMs) is an emerging research challenge in claim verification. While KGs provide structured, semantically rich representations well-suited…

计算与语言 · 计算机科学 2025-05-29 Hoang Pham , Thanh-Do Nguyen , Khac-Hoai Nam Bui

Knowledge graphs (KGs) are powerful data structures, but exploring them effectively remains difficult for even expert users. Large language models (LLMs) are increasingly used to address this gap, yet little is known empirically about how…

机器学习 · 计算机科学 2025-05-29 Harry Li , Gabriel Appleby , Kenneth Alperin , Steven R Gomez , Ashley Suh

Knowledge Graph based Retrieval-Augmented Generation (KG-RAG) is a technique that enhances Large Language Model (LLM) inference in tasks like Question Answering (QA) by retrieving relevant information from knowledge graphs (KGs). However,…

人工智能 · 计算机科学 2025-09-01 Dongzhuoran Zhou , Yuqicheng Zhu , Xiaxia Wang , Yuan He , Jiaoyan Chen , Steffen Staab , Evgeny Kharlamov

Large language models (LLMs) frequently generate confident yet factually incorrect content when used for language generation (a phenomenon often known as hallucination). Retrieval augmented generation (RAG) tries to reduce factual errors by…

信息检索 · 计算机科学 2026-04-01 Dobrik Georgiev , Kheeran Naidu , Alberto Cattaneo , Federico Monti , Carlo Luschi , Daniel Justus

Large language models (LLMs) have demonstrated human-level performance on a vast spectrum of natural language tasks. However, it is largely unexplored whether they can better internalize knowledge from a structured data, such as a knowledge…

计算与语言 · 计算机科学 2022-05-18 Fedor Moiseev , Zhe Dong , Enrique Alfonseca , Martin Jaggi

Large Language Models (LLMs) excel at language understanding but remain limited in knowledge-intensive domains due to hallucinations, outdated information, and limited explainability. Text-based retrieval-augmented generation (RAG) helps…

计算与语言 · 计算机科学 2026-02-09 Larissa Pusch , Alexandre Courtiol , Tim Conrad

Narrative data spans all disciplines and provides a coherent model of the world to the reader or viewer. Recent advancement in machine learning and Large Language Models (LLMs) have enable great strides in analyzing natural language.…

Large language models (LLMs) have demonstrated impressive reasoning abilities in complex tasks. However, they lack up-to-date knowledge and experience hallucinations during reasoning, which can lead to incorrect reasoning processes and…

计算与语言 · 计算机科学 2024-02-27 Linhao Luo , Yuan-Fang Li , Gholamreza Haffari , Shirui Pan

In today's digital era, the rapid spread of misinformation poses threats to public well-being and societal trust. As online misinformation proliferates, manual verification by fact checkers becomes increasingly challenging. We introduce…

计算与语言 · 计算机科学 2023-10-16 Eun Cheol Choi , Emilio Ferrara

The proliferation of misinformation on social media has raised significant societal concerns, necessitating robust detection mechanisms. Large Language Models such as GPT-4 and LLaMA2 have been envisioned as possible tools for detecting…

计算与语言 · 计算机科学 2025-03-04 Tianyi Huang , Jingyuan Yi , Peiyang Yu , Xiaochuan Xu

Traditional methods of linking large language models (LLMs) to knowledge bases via the semantic similarity search often fall short of capturing complex relational dynamics. To address these limitations, we introduce AutoKG, a lightweight…

计算与语言 · 计算机科学 2023-11-28 Bohan Chen , Andrea L. Bertozzi

Knowledge graphs (KGs) consist of links that describe relationships between entities. Due to the difficulty of manually enumerating all relationships between entities, automatically completing them is essential for KGs. Knowledge Graph…

计算与语言 · 计算机科学 2024-06-07 Yusuke Sakai , Hidetaka Kamigaito , Katsuhiko Hayashi , Taro Watanabe

Constructing domain-specific knowledge graphs from unstructured text remains challenging due to heterogeneous entity mentions, long-tail relation distributions, and the absence of standardized schemas. We present LEC-KG, a bidirectional…

计算与语言 · 计算机科学 2026-03-02 Yikai Zeng , Yingchao Piao , Changhua Pei , Jianhui Li

Knowledge Graphs (KGs) can serve as reliable knowledge sources for question answering (QA) due to their structured representation of knowledge. Existing research on the utilization of KG for large language models (LLMs) prevalently relies…

计算与语言 · 计算机科学 2024-10-25 Kun Li , Tianhua Zhang , Xixin Wu , Hongyin Luo , James Glass , Helen Meng