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The organization of latent knowledge within large-scale models poses unique challenges when addressing overlapping representations and optimizing contextual accuracy. Conceptual redundancies embedded across layers often result in…

Computation and Language · Computer Science 2025-03-26 Joseph Sakau , Evander Kozlowski , Roderick Thistledown , Basil Steinberger

The analysis of public opinion from multiple heterogeneous sources presents significant challenges due to structural differences, semantic variations, and platform-specific biases. This paper introduces a novel Collaborative Reasoning and…

Computation and Language · Computer Science 2026-02-19 Yi Liu

Retrieval-augmented generation (RAG) has shown impressive capability in providing reliable answer predictions and addressing hallucination problems. A typical RAG implementation uses powerful retrieval models to extract external information…

Information Retrieval · Computer Science 2024-11-19 Ziwei Liu , Liang Zhang , Qian Li , Jianghua Wu , Guangxu Zhu

Large language models (LLMs) exhibit remarkable capabilities, yet their reasoning remains opaque, raising safety and trust concerns. Attribution methods, which assign credit to input features, have proven effective for explaining the…

Artificial Intelligence · Computer Science 2025-12-18 Chase Walker , Rickard Ewetz

Large Language Models (LLMs) showcase impressive capabilities but encounter challenges like hallucination, outdated knowledge, and non-transparent, untraceable reasoning processes. Retrieval-Augmented Generation (RAG) has emerged as a…

Computation and Language · Computer Science 2024-03-28 Yunfan Gao , Yun Xiong , Xinyu Gao , Kangxiang Jia , Jinliu Pan , Yuxi Bi , Yi Dai , Jiawei Sun , Meng Wang , Haofen Wang

The data and compute requirements of current language modeling technology pose challenges for the processing and analysis of low-resource languages. Declarative linguistic knowledge has the potential to partially bridge this data scarcity…

Computation and Language · Computer Science 2024-10-02 Bhargav Shandilya , Alexis Palmer

Dense large language models(LLMs) face critical efficiency bottlenecks as they rigidly activate all parameters regardless of input complexity. While existing sparsity methods(static pruning or dynamic activation) address this partially,…

Computation and Language · Computer Science 2025-02-27 Yiheng Yang , Yujie Wang , Chi Ma , Lei Yu , Emmanuele Chersoni , Chu-Ren Huang

The rise of generative large language models (LLMs) has opened new opportunities for automating knowledge representation through concept maps, a long-standing pedagogical tool valued for fostering meaningful learning and higher-order…

Computers and Society · Computer Science 2025-09-19 Xiaoming Zhai

Integrating Large Language Models (LLMs) in Intelligent Tutoring Systems (ITS) presents transformative opportunities for personalized education. However, current implementations face two critical challenges: maintaining factual accuracy and…

Computation and Language · Computer Science 2025-02-13 Chenxi Dong , Yimin Yuan , Kan Chen , Shupei Cheng , Chujie Wen

Knowledge Graphs (KGs) have proven highly effective for recommendation systems by capturing latent item relationships, while recent integration of Large Language Models (LLMs) has further enhanced semantic understanding and addressed…

Information Retrieval · Computer Science 2026-05-11 Xinchi Zou , Tongzhenzhi Su , Jianjun Li , Yuan Fu , Chang Liu , Zhiying Deng , Zhiwei Shen

Large Language Models~(LLMs) are prone to hallucinations, and Retrieval-Augmented Generation (RAG) helps mitigate this, but at a high computational cost while risking misinformation. Adaptive retrieval aims to retrieve only when necessary,…

Recent advances in large language models (LLMs) have shown great potential to accelerate drug discovery. However, the specialized nature of biochemical data often necessitates costly domain-specific fine-tuning, posing major challenges.…

Machine Learning · Computer Science 2025-11-17 Namkyeong Lee , Edward De Brouwer , Ehsan Hajiramezanali , Tommaso Biancalani , Chanyoung Park , Gabriele Scalia

Large language model (LLM) agents are increasingly used for complex tasks, yet deployed agents often remain static, failing to adapt as user needs evolve. This creates a tension between the need for continuous service and the necessity of…

Machine Learning · Computer Science 2026-03-19 Peng Xia , Jianwen Chen , Xinyu Yang , Haoqin Tu , Jiaqi Liu , Kaiwen Xiong , Siwei Han , Shi Qiu , Haonian Ji , Yuyin Zhou , Zeyu Zheng , Cihang Xie , Huaxiu Yao

Personalizing language models by effectively incorporating user interaction history remains a central challenge in the development of adaptive AI systems. While large language models (LLMs), combined with Retrieval-Augmented Generation…

Computation and Language · Computer Science 2026-04-14 Mikhail Menschikov , Dmitry Evseev , Victoria Dochkina , Ruslan Kostoev , Ilia Perepechkin , Petr Anokhin , Nikita Semenov , Evgeny Burnaev

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

Recent advances in large language models (LLMs) have sparked growing interest in agentic workflows, which are structured sequences of LLM invocations intended to solve complex tasks. However, existing approaches often rely on static…

Artificial Intelligence · Computer Science 2025-08-12 Runchuan Zhu , Bowen Jiang , Lingrui Mei , Fangkai Yang , Lu Wang , Haoxiang Gao , Fengshuo Bai , Pu Zhao , Qingwei Lin , Saravan Rajmohan , Dongmei Zhang

Large Language Model (LLM) has demonstrated significant success in a range of natural language processing (NLP) tasks within general domain. The emergence of LLM has introduced innovative methodologies across diverse fields, including the…

Information Retrieval · Computer Science 2025-07-30 Jiheng Liang , Zujie Xie , Ziru Yu , Xiangyang Yu

Continual Learning (CL) poses a significant challenge in Artificial Intelligence, aiming to mirror the human ability to incrementally acquire knowledge and skills. While extensive research has focused on CL within the context of…

Machine Learning · Computer Science 2024-06-10 Haotian Zhang , Junting Zhou , Haowei Lin , Hang Ye , Jianhua Zhu , Zihao Wang , Liangcai Gao , Yizhou Wang , Yitao Liang

Large Language Models (LLMs) demonstrate remarkable capabilities in leveraging comprehensive world knowledge and sophisticated reasoning mechanisms for recommendation tasks. However, a notable limitation lies in their inability to…

Information Retrieval · Computer Science 2025-04-15 Zihan Wang , Jinghao Lin , Xiaocui Yang , Yongkang Liu , Shi Feng , Daling Wang , Yifei Zhang

Aligned Large Language Models (LLMs) showcase remarkable versatility, capable of handling diverse real-world tasks. Meanwhile, aligned LLMs are also expected to exhibit speciality, excelling in specific applications. However, fine-tuning…

Computation and Language · Computer Science 2025-02-25 Hengyuan Zhang , Yanru Wu , Dawei Li , Sak Yang , Rui Zhao , Yong Jiang , Fei Tan