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Related papers: KTRL+F: Knowledge-Augmented In-Document Search

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Using Artificial Intelligence to improve teaching and learning benefits greater adaptivity and scalability in education. Knowledge Tracing (KT) is recognized for student modeling task due to its superior performance and application…

Machine Learning · Computer Science 2026-01-15 Woojin Kim , Changkwon Lee , Hyeoncheol Kim

Extracting opinion targets is an important task in sentiment analysis on product reviews and complementary entities (products) are one important type of opinion targets that may work together with the reviewed product. In this paper, we…

Computation and Language · Computer Science 2017-05-30 Hu Xu , Lei Shu , Philip S. Yu

Retrieval augmentation is critical when Language Models (LMs) exploit non-parametric knowledge related to the query through external knowledge bases before reasoning. The retrieved information is incorporated into LMs as context alongside…

Information Retrieval · Computer Science 2024-11-21 Mingzhu Wang , Yuzhe Zhang , Qihang Zhao , Junyi Yang , Hong Zhang

While hallucinations of large language models could been alleviated through retrieval-augmented generation and citation generation, how the model utilizes internal knowledge is still opaque, and the trustworthiness of its generated answers…

Computation and Language · Computer Science 2025-04-22 Jiajun Shen , Tong Zhou , Yubo Chen , Delai Qiu , Shengping Liu , Kang Liu , Jun Zhao

The Knowledge Graph Completion~(KGC) task aims to infer the missing entity from an incomplete triple. Existing embedding-based methods rely solely on triples in the KG, which is vulnerable to specious relation patterns and long-tail…

Artificial Intelligence · Computer Science 2025-05-01 Muzhi Li , Cehao Yang , Chengjin Xu , Xuhui Jiang , Yiyan Qi , Jian Guo , Ho-fung Leung , Irwin King

Extrapolation in Large language models (LLMs) for open-ended inquiry encounters two pivotal issues: (1) hallucination and (2) expensive training costs. These issues present challenges for LLMs in specialized domains and personalized data,…

Computation and Language · Computer Science 2024-05-22 Yu-Hsiang Lin , Huang-Ting Shieh , Chih-Yu Liu , Kuang-Ting Lee , Hsiao-Cheng Chang , Jing-Lun Yang , Yu-Sheng Lin

Combining semantic information with behavioral data is a crucial research area in recommender systems. A promising approach involves leveraging external knowledge to enrich behavioral-based recommender systems with abundant semantic…

Information Retrieval · Computer Science 2024-05-27 Weiqing Luo , Chonggang Song , Lingling Yi , Gong Cheng

The mission of open knowledge graph (KG) completion is to draw new findings from known facts. Existing works that augment KG completion require either (1) factual triples to enlarge the graph reasoning space or (2) manually designed prompts…

Computation and Language · Computer Science 2023-05-26 Pengcheng Jiang , Shivam Agarwal , Bowen Jin , Xuan Wang , Jimeng Sun , Jiawei Han

Retrieval-augmented generation (RAG) is a key means to effectively enhance large language models (LLMs) in many knowledge-based tasks. However, existing RAG methods struggle with knowledge-intensive reasoning tasks, because useful…

Computation and Language · Computer Science 2024-10-28 Zhuoqun Li , Xuanang Chen , Haiyang Yu , Hongyu Lin , Yaojie Lu , Qiaoyu Tang , Fei Huang , Xianpei Han , Le Sun , Yongbin Li

Transformers have a quadratic scaling of computational complexity with input size, which limits the input context window size of large language models (LLMs) in both training and inference. Meanwhile, retrieval-augmented generation (RAG)…

Computation and Language · Computer Science 2024-10-18 Yimin Tang , Yurong Xu , Ning Yan , Masood Mortazavi

Current general-purpose large language models (LLMs) commonly exhibit knowledge hallucination and insufficient domain-specific adaptability in domain-specific tasks, limiting their effectiveness in specialized question answering scenarios.…

Information Retrieval · Computer Science 2025-09-16 Mengzheng Yang , Yanfei Ren , David Osei Opoku , Ruochang Li , Peng Ren , Chunxiao Xing

Effective conversational search demands a deep understanding of user intent across multiple dialogue turns. Users frequently use abbreviations and shift topics in the middle of conversations, posing challenges for conventional retrievers.…

Information Retrieval · Computer Science 2025-09-25 Seunghan Yang , Juntae Lee , Jihwan Bang , Kyuhong Shim , Minsoo Kim , Simyung Chang

Large language models with retrieval-augmented generation encounter a pivotal challenge in intricate retrieval tasks, e.g., multi-hop question answering, which requires the model to navigate across multiple documents and generate…

Information Retrieval · Computer Science 2025-05-06 Weijie Chen , Ting Bai , Jinbo Su , Jian Luan , Wei Liu , Chuan Shi

Keyphrase generation is the task of automatically predicting keyphrases given a piece of long text. Despite its recent flourishing, keyphrase generation on non-English languages haven't been vastly investigated. In this paper, we call…

Computation and Language · Computer Science 2022-06-02 Yifan Gao , Qingyu Yin , Zheng Li , Rui Meng , Tong Zhao , Bing Yin , Irwin King , Michael R. Lyu

Interactive theorem provers (ITPs) require manual formalization, which is labor-intensive and demands expert knowledge. While automated formalization offers a potential solution, it faces two major challenges: model hallucination (e.g.,…

Artificial Intelligence · Computer Science 2026-03-24 Wangyue Lu , Lun Du , Sirui Li , Ke Weng , Haozhe Sun , Hengyu Liu , Minghe Yu , Tiancheng Zhang , Ge Yu

Recent works have attempted to integrate external knowledge into LLMs to address the limitations and potential factual errors in LLM-generated content. However, how to retrieve the correct knowledge from the large amount of external…

Computation and Language · Computer Science 2024-08-26 Haowei Du , Dongyan Zhao

Large language models record impressive performance on many natural language processing tasks. However, their knowledge capacity is limited to the pretraining corpus. Retrieval augmentation offers an effective solution by retrieving context…

Computation and Language · Computer Science 2023-11-22 Sai Munikoti , Anurag Acharya , Sridevi Wagle , Sameera Horawalavithana

Keyphrase extraction aims at automatically extracting a list of "important" phrases representing the key concepts in a document. Prior approaches for unsupervised keyphrase extraction resorted to heuristic notions of phrase importance via…

Computation and Language · Computer Science 2023-02-20 Rishabh Joshi , Vidhisha Balachandran , Emily Saldanha , Maria Glenski , Svitlana Volkova , Yulia Tsvetkov

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…

Computation and Language · Computer Science 2025-02-19 Zukang Yang , Zixuan Zhu , Xuan Zhu

With the advent of large language models (LLMs), managing scientific literature via LLMs has become a promising direction of research. However, existing approaches often overlook the rich structural and semantic relevance among scientific…

Social and Information Networks · Computer Science 2025-12-19 Jiasheng Zhang , Jialin Chen , Ali Maatouk , Ngoc Bui , Qianqian Xie , Leandros Tassiulas , Jie Shao , Hua Xu , Rex Ying