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Reinforcement fine-tuning (RFT) is a proliferating paradigm for LMM training. Analogous to high-level reasoning tasks, RFT is similarly applicable to low-level vision domains, including image quality assessment (IQA). Existing RFT-based IQA…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Ziheng Jia , Jiaying Qian , Zicheng Zhang , Zijian Chen , Xiongkuo Min

Large language models can produce fluent dialogue but often hallucinate factual inaccuracies. While retrieval-augmented models help alleviate this issue, they still face a difficult challenge of both reasoning to provide correct knowledge…

计算与语言 · 计算机科学 2021-11-10 Leonard Adolphs , Kurt Shuster , Jack Urbanek , Arthur Szlam , Jason Weston

Existing knowledge-grounded dialogue systems typically use finetuned versions of a pretrained language model (LM) and large-scale knowledge bases. These models typically fail to generalize on topics outside of the knowledge base, and…

计算与语言 · 计算机科学 2022-03-17 Zihan Liu , Mostofa Patwary , Ryan Prenger , Shrimai Prabhumoye , Wei Ping , Mohammad Shoeybi , Bryan Catanzaro

Large language models (LLMs) demonstrate remarkable capabilities but face challenges from hallucinations, which typically arise from insufficient knowledge or context. While instructing LLMs to acknowledge knowledge limitations by…

计算与语言 · 计算机科学 2025-08-08 Jiaqi Li , Yixuan Tang , Yi Yang

Large Language Models (LLMs) excel in many natural language processing tasks but often exhibit factual inconsistencies in knowledge-intensive settings. Integrating external knowledge resources, particularly knowledge graphs (KGs), provides…

计算与语言 · 计算机科学 2026-02-17 Shuai Wang , Yinan Yu

Fine-tuning large language models (LLMs) with high-quality knowledge has been shown to enhance their performance effectively. However, there is a paucity of research on the depth of domain-specific knowledge comprehension by LLMs and the…

计算与语言 · 计算机科学 2026-03-19 Haoxuan Yin , Bojian Liu , Chen Tang , Yangfan Wang , Lian Yan , Jingchi Jiang

Question answering (QA) plays a central role in financial education, yet existing large language model (LLM) approaches often fail to capture the nuanced and specialized reasoning required for financial problem-solving. The financial domain…

计算与语言 · 计算机科学 2025-09-15 Andy Zhu , Yingjun Du

Recent studies have explored the use of Large Language Models (LLMs) with Retrieval Augmented Generation (RAG) for Knowledge Graph Question Answering (KGQA). They typically require rewriting retrieved subgraphs into natural language formats…

计算与语言 · 计算机科学 2025-11-21 Yike Wu , Yi Huang , Nan Hu , Yuncheng Hua , Guilin Qi , Jiaoyan Chen , Jeff Z. Pan

Answering questions using pre-trained language models (LMs) and knowledge graphs (KGs) presents challenges in identifying relevant knowledge and performing joint reasoning.We compared LMs (fine-tuned for the task) with the previously…

计算与语言 · 计算机科学 2024-01-02 Shreyas Verma , Manoj Parmar , Palash Choudhary , Sanchita Porwal

Widely used language models (LMs) are typically built by scaling up a two-stage training pipeline: a pre-training stage that uses a very large, diverse dataset of text and a fine-tuning (sometimes, 'alignment') stage that uses targeted…

计算与语言 · 计算机科学 2023-10-20 Eric Mitchell , Rafael Rafailov , Archit Sharma , Chelsea Finn , Christopher D. Manning

This paper addresses the problems of missing reasoning chains and insufficient entity-level semantic understanding in large language models when dealing with tasks that require structured knowledge. It proposes a fine-tuning algorithm…

计算与语言 · 计算机科学 2025-08-21 Wuyang Zhang , Yexin Tian , Xiandong Meng , Mengjie Wang , Junliang Du

Knowledge Tracing (KT) aims to predict learners' future performance from past interactions. While recent KT approaches have improved via learning item representations aligned with Knowledge Components, they overlook the procedural dynamics…

计算与语言 · 计算机科学 2026-04-10 Jun Seo , Sangwon Ryu , Heejin Do , Hyounghun Kim , Gary Geunbae Lee

Large Language Models (LLMs) have achieved strong performance in question answering and retrieval-augmented generation (RAG), yet they implicitly assume that user queries are fully specified and answerable. In real-world settings, queries…

计算与语言 · 计算机科学 2026-04-07 Madhav S Baidya

Equipped with Chain-of-Thought (CoT), Large language models (LLMs) have shown impressive reasoning ability in various downstream tasks. Even so, suffering from hallucinations and the inability to access external knowledge, LLMs often come…

计算与语言 · 计算机科学 2023-10-31 Keheng Wang , Feiyu Duan , Sirui Wang , Peiguang Li , Yunsen Xian , Chuantao Yin , Wenge Rong , Zhang Xiong

Closed-book question-answering (QA) is a challenging task that requires a model to directly answer questions without access to external knowledge. It has been shown that directly fine-tuning pre-trained language models with (question,…

计算与语言 · 计算机科学 2021-01-05 Qinyuan Ye , Belinda Z. Li , Sinong Wang , Benjamin Bolte , Hao Ma , Wen-tau Yih , Xiang Ren , Madian Khabsa

Large language models (LLMs) have exhibited remarkable performance on various natural language processing (NLP) tasks, especially for question answering. However, in the face of problems beyond the scope of knowledge, these LLMs tend to…

计算与语言 · 计算机科学 2024-01-02 Chaojie Wang , Yishi Xu , Zhong Peng , Chenxi Zhang , Bo Chen , Xinrun Wang , Lei Feng , Bo An

Knowledge augmentation has significantly enhanced the performance of Large Language Models (LLMs) in knowledge-intensive tasks. However, existing methods typically operate on the simplistic premise that model performance equates with…

计算与语言 · 计算机科学 2026-02-16 Hao Chen , Ye He , Yuchun Fan , Yukun Yan , Zhenghao Liu , Qingfu Zhu , Maosong Sun , Wanxiang Che

Complex Query Answering (CQA) is a challenge task of Knowledge Graph (KG). Due to the incompleteness of KGs, query embedding (QE) methods have been proposed to encode queries and entities into the same embedding space, and treat logical…

人工智能 · 计算机科学 2025-09-30 Yao Xu , Shizhu He , Cunguang Wang , Li Cai , Kang Liu , Jun Zhao

The primary focus of recent work with largescale transformers has been on optimizing the amount of information packed into the model's parameters. In this work, we ask a different question: Can multimodal transformers leverage explicit…

计算与语言 · 计算机科学 2022-05-06 Liangke Gui , Borui Wang , Qiuyuan Huang , Alex Hauptmann , Yonatan Bisk , Jianfeng Gao

With the rapid advancement of Large Language Models (LLMs), the Chain-of-Thought (CoT) component has become significant for complex reasoning tasks. However, in conventional Supervised Fine-Tuning (SFT), the model could allocate…

计算与语言 · 计算机科学 2025-12-25 Xiaofeng Shi , Qian Kou , Yuduo Li , Hua Zhou