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Large Language Models (LLMs) have shown remarkable reasoning capabilities on complex tasks, but they still suffer from out-of-date knowledge, hallucinations, and opaque decision-making. In contrast, Knowledge Graphs (KGs) can provide…

人工智能 · 计算机科学 2024-11-01 Liyi Chen , Panrong Tong , Zhongming Jin , Ying Sun , Jieping Ye , Hui Xiong

Large Language Models (LLMs) have shown remarkable capabilities across various tasks but remain prone to hallucinations in knowledge-intensive scenarios. Knowledge Base Question Answering (KBQA) mitigates this by grounding generation in…

计算与语言 · 计算机科学 2026-04-15 Shuai Wang , Xixi Wang , Yinan Yu

In this paper, we aim to improve the reasoning ability of large language models (LLMs) over knowledge graphs (KGs) to answer complex questions. Inspired by existing methods that design the interaction strategy between LLMs and KG, we…

计算与语言 · 计算机科学 2024-02-20 Jinhao Jiang , Kun Zhou , Wayne Xin Zhao , Yang Song , Chen Zhu , Hengshu Zhu , Ji-Rong Wen

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…

Electronic health records (EHRs) enable strong clinical prediction, but explanations are often coarse and hard to use for patient-level decisions. We propose a knowledge graph (KG)-guided chain-of-thought (CoT) framework for visit-level…

人工智能 · 计算机科学 2026-03-03 Ruiyu Wang , Tuan Vinh , Ran Xu , Yuyin Zhou , Jiaying Lu , Carl Yang , Francisco Pasquel

Major challenges in LLMs inference remain frequent memory bandwidth bottlenecks, computational redundancy, and inefficiencies in long-sequence processing. To address these issues, we propose LLM-CoOpt, a comprehensive algorithmhardware…

分布式、并行与集群计算 · 计算机科学 2026-02-11 Jie Kong , Wei Wang , Jiehan Zhou , Chen Yu

The recently developed retrieval-augmented generation (RAG) technology has enabled the efficient construction of domain-specific applications. However, it also has limitations, including the gap between vector similarity and the relevance…

Large Language Models (LLMs) have achieved impressive capabilities in language understanding and generation, yet they continue to underperform on knowledge-intensive reasoning tasks due to limited access to structured context and multi-hop…

计算与语言 · 计算机科学 2025-06-26 Travis Thompson , Seung-Hwan Lim , Paul Liu , Ruoying He , Dongkuan Xu

Large Language Models (LLMs) provide flexible natural language processing capabilities, while knowledge graphs (KGs) offer explicit and structured knowledge. Integrating these two in a complementary manner enables the development of…

Knowledge Base Question Answering (KBQA) challenges models to bridge the gap between natural language and strict knowledge graph schemas by generating executable logical forms. While Large Language Models (LLMs) have advanced this field,…

计算与语言 · 计算机科学 2026-01-12 Xin Sun , Zhongqi Chen , Xing Zheng , Qiang Liu , Shu Wu , Bowen Song , Zilei Wang , Weiqiang Wang , Liang Wang

Recent advances in large language models (LLMs) have unlocked powerful reasoning and decision-making capabilities. However, their inherent dependence on static parametric memory fundamentally limits their adaptability, factual accuracy, and…

信息检索 · 计算机科学 2025-08-07 Xinkui Zhao , Haode Li , Yifan Zhang , Guanjie Cheng , Yueshen Xu

Large Language Models (LLMs) may suffer from hallucinations in real-world applications due to the lack of relevant knowledge. In contrast, knowledge graphs encompass extensive, multi-relational structures that store a vast array of symbolic…

计算与语言 · 计算机科学 2024-09-06 Jie Ma , Zhitao Gao , Qi Chai , Wangchun Sun , Pinghui Wang , Hongbin Pei , Jing Tao , Lingyun Song , Jun Liu , Chen Zhang , Lizhen Cui

Large Language Models (LLMs) have demonstrated potential in predicting mental health outcomes from online text, yet traditional classification methods often lack interpretability and robustness. This study evaluates structured reasoning…

计算与语言 · 计算机科学 2026-01-09 Avinash Patil , Amardeep Kour Gedhu

Chain-of-Thought (CoT) prompting has significantly enhanced the mathematical reasoning capabilities of Large Language Models. We find existing fine-tuning datasets frequently suffer from the "answer right but reasoning wrong" probelm, where…

人工智能 · 计算机科学 2026-01-13 Zihang Li , Yuhang Wang , Yikun Zong , Wenhan Yu , Xiaokun Yuan , Runhan Jiang , Zirui Liu , Tong Yang , Arthur Jiang

Retrieval-augmented generation (RAG) has improved large language models (LLMs) by using knowledge retrieval to overcome knowledge deficiencies. However, current RAG methods often fall short of ensuring the depth and completeness of…

计算与语言 · 计算机科学 2025-02-11 Shengjie Ma , Chengjin Xu , Xuhui Jiang , Muzhi Li , Huaren Qu , Cehao Yang , Jiaxin Mao , Jian Guo

Multi-hop Question Answering over Knowledge Graph~(KGQA) aims to find the answer entities that are multiple hops away from the topic entities mentioned in a natural language question on a large-scale Knowledge Graph (KG). To cope with the…

计算与语言 · 计算机科学 2023-03-02 Jinhao Jiang , Kun Zhou , Wayne Xin Zhao , Ji-Rong Wen

Large Language Models (LLMs) exhibit remarkable capabilities but are prone to generating inaccurate or hallucinatory responses. This limitation stems from their reliance on vast pretraining datasets, making them susceptible to errors in…

计算与语言 · 计算机科学 2024-04-02 Chi-Min Chan , Chunpu Xu , Ruibin Yuan , Hongyin Luo , Wei Xue , Yike Guo , Jie Fu

Chain-of-Thought (CoT) reasoning enables Large Language Models (LLMs) to solve complex reasoning tasks by generating intermediate reasoning steps. However, most existing approaches focus on hard token decoding, which constrains reasoning…

计算与语言 · 计算机科学 2025-05-28 Yige Xu , Xu Guo , Zhiwei Zeng , Chunyan Miao

This work introduces Symbolic-Aided Chain-of-Thought (CoT), an improved approach to standard CoT, for logical reasoning in large language models (LLMs). The key idea is to integrate lightweight symbolic representations into few-shot…

人工智能 · 计算机科学 2025-10-07 Phuong Minh Nguyen , Tien Huu Dang , Naoya Inoue

Although large language models (LLMs) have achieved significant success in various tasks, they often struggle with hallucination problems, especially in scenarios requiring deep and responsible reasoning. These issues could be partially…

计算与语言 · 计算机科学 2024-03-26 Jiashuo Sun , Chengjin Xu , Lumingyuan Tang , Saizhuo Wang , Chen Lin , Yeyun Gong , Lionel M. Ni , Heung-Yeung Shum , Jian Guo