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Large language models excel in question-answering (QA) yet still struggle with multi-hop reasoning and temporal questions. Query-based knowledge graph QA (KGQA) offers a modular alternative by generating executable queries instead of direct…

计算与语言 · 计算机科学 2025-07-17 Artem Alekseev , Mikhail Chaichuk , Miron Butko , Alexander Panchenko , Elena Tutubalina , Oleg Somov

Despite their competitive performance on knowledge-intensive tasks, large language models (LLMs) still have limitations in memorizing all world knowledge especially long tail knowledge. In this paper, we study the KG-augmented language…

计算与语言 · 计算机科学 2023-09-22 Yike Wu , Nan Hu , Sheng Bi , Guilin Qi , Jie Ren , Anhuan Xie , Wei Song

Chain-of-Thought (CoT) reasoning successfully enhances the reasoning capabilities of Large Language Models (LLMs), yet it incurs substantial computational overhead for inference. Existing CoT compression methods often suffer from a critical…

While Chain-of-Thought (CoT) prompting advances LLM reasoning, challenges persist in consistency, accuracy, and self-correction, especially for complex or ethically sensitive tasks. Existing single-dimensional reflection methods offer…

计算与语言 · 计算机科学 2026-01-13 Mariana Costa , Alberlucia Rafael Soarez , Daniel Kim , Camila Ferreira

This study explores the potential of phonological reasoning within text-based large language models (LLMs). Utilizing the PhonologyBench benchmark, we assess tasks like rhyme word generation, g2p conversion, and syllable counting. Our…

计算与语言 · 计算机科学 2025-07-23 Dongjun Jang , Youngchae Ahn , Hyopil Shin

We introduce a novel framework, LM-Guided CoT, that leverages a lightweight (i.e., <1B) language model (LM) for guiding a black-box large (i.e., >10B) LM in reasoning tasks. Specifically, the lightweight LM first generates a rationale for…

计算与语言 · 计算机科学 2024-04-05 Jooyoung Lee , Fan Yang , Thanh Tran , Qian Hu , Emre Barut , Kai-Wei Chang , Chengwei Su

Recent advancements in large language models (LLMs) and multi-modal LLMs have been remarkable. However, these models still rely solely on their parametric knowledge, which limits their ability to generate up-to-date information and…

人工智能 · 计算机科学 2025-04-22 Zihan Ling , Zhiyao Guo , Yixuan Huang , Yi An , Shuai Xiao , Jinsong Lan , Xiaoyong Zhu , Bo Zheng

Knowledge graphs (KGs) have been successfully applied to the analysis of complex scientific and technological domains, with automatic KG generation methods typically building upon relation extraction models capturing fine-grained relations…

计算与语言 · 计算机科学 2025-10-15 Vanni Zavarella , Juan Carlos Gamero-Salinas , Sergio Consoli

State-of-the-art approaches to reasoning and question answering over knowledge graphs (KGs) usually scale with the number of edges and can only be applied effectively on small instance-dependent subgraphs. In this paper, we address this…

机器学习 · 计算机科学 2021-10-28 Mattia Atzeni , Jasmina Bogojeska , Andreas Loukas

Retrieval-augmented generation (RAG) substantially extends the knowledge boundary of large language models. However, it still faces two major challenges when handling complex reasoning tasks: low context utilization and frequent…

计算与语言 · 计算机科学 2026-04-14 Shijia Xu , Zhou Wu , Xiaolong Jia , Yu Wang , Kai Liu , April Xiaowen Dong

Chain-of-Thought (CoT) reasoning enhances large language models (LLMs) by enabling step-by-step problem-solving, yet its extension to Long-CoT introduces substantial computational overhead due to increased token length. Existing compression…

Knowledge Hypergraphs (KHs) have recently emerged as a knowledge representation for retrieval-augmented generation (RAG), offering a paradigm to model multi-entity relations into a structured form. However, existing KH-based RAG methods…

计算与语言 · 计算机科学 2026-02-19 Xiangjun Zai , Xingyu Tan , Xiaoyang Wang , Qing Liu , Xiwei Xu , Wenjie Zhang

Large Language Models (LLMs) have shown strong inductive reasoning ability across various domains, but their reliability is hindered by the outdated knowledge and hallucinations. Retrieval-Augmented Generation mitigates these issues by…

计算与语言 · 计算机科学 2025-06-12 Tianjun Yao , Haoxuan Li , Zhiqiang Shen , Pan Li , Tongliang Liu , Kun Zhang

Large language models (LLMs) have achieved remarkable performance in natural language understanding and generation tasks. However, they often suffer from limitations such as difficulty in incorporating new knowledge, generating…

人工智能 · 计算机科学 2024-03-05 Yilin Wen , Zifeng Wang , Jimeng Sun

Recent progress in large language models (LLMs) has made knowledge-grounded reasoning increasingly practical, yet KG-based QA systems often pay a steep price in efficiency and transparency. In typical pipelines, symbolic paths are scored by…

机器学习 · 计算机科学 2026-02-04 Yezi Liu , William Youngwoo Chung , Hanning Chen , Calvin Yeung , Mohsen Imani

Temporal knowledge graphs (TKGs) model the temporal evolution of events and have recently attracted increasing attention. Since TKGs are intrinsically incomplete, it is necessary to reason out missing elements. Although existing TKG…

人工智能 · 计算机科学 2023-04-11 Shangfei Zheng , Hongzhi Yin , Tong Chen , Quoc Viet Hung Nguyen , Wei Chen , Lei Zhao

Knowledge graph question answering (KGQA) aims to answer natural language questions using knowledge graphs. Recent research leverages large language models (LLMs) to enhance KGQA reasoning, but faces limitations: retrieval-based methods are…

计算与语言 · 计算机科学 2025-10-03 Can Lin , Zhengwang Jiang , Ling Zheng , Qi Zhao , Yuhang Zhang , Qi Song , Wangqiu Zhou

Knowledge Graphs (KGs) represent human-crafted factual knowledge in the form of triplets (head, relation, tail), which collectively form a graph. Question Answering over KGs (KGQA) is the task of answering natural questions grounding the…

计算与语言 · 计算机科学 2024-05-31 Costas Mavromatis , George Karypis

Large Language Models, such as Generative Pre-trained Transformer 3 (aka. GPT-3), have been developed to understand language through the analysis of extensive text data, allowing them to identify patterns and connections between words.…

计算与语言 · 计算机科学 2023-10-03 Baphumelele Masikisiki , Vukosi Marivate , Yvette Hlope

Large Language Models (LLMs) have recently emerged as promising tools for knowledge tracing (KT) due to their strong reasoning and generalization abilities. While recent LLM-based KT methods have proposed new prompt formats, they struggle…

计算与语言 · 计算机科学 2025-06-06 JongWoo Kim , SeongYeub Chu , Bryan Wong , Mun Yi
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