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Multimodal Retrieval-Augmented Generation (MRAG) enhances large language models (LLMs) by integrating multimodal data (text, images, videos) into retrieval and generation processes, overcoming the limitations of text-only…

Information Retrieval · Computer Science 2025-04-15 Lang Mei , Siyu Mo , Zhihan Yang , Chong Chen

Large Language Models (LLMs) have been increasingly adopted for health-related tasks, yet their performance in depression detection remains limited when relying solely on text input. While Retrieval-Augmented Generation (RAG) typically…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-26 Xiangyu Zhang , Hexin Liu , Qiquan Zhang , Beena Ahmed , Julien Epps

Retrieval-Augmented Generation (RAG) merges retrieval methods with deep learning advancements to address the static limitations of large language models (LLMs) by enabling the dynamic integration of up-to-date external information. This…

Information Retrieval · Computer Science 2026-05-19 Yizheng Huang , Jimmy Huang

Retrieval-Augmented Generation (RAG) improves Large Language Models (LLMs) by retrieving supporting documents into the prompt, but existing methods do not explicitly target queries that require fetching multiple documents with substantially…

Large Vision-Language Models (LVLMs) have made remarkable strides in multimodal tasks such as visual question answering, visual grounding, and complex reasoning. However, they remain limited by static training data, susceptibility to…

Artificial Intelligence · Computer Science 2025-08-27 Chan-Wei Hu , Yueqi Wang , Shuo Xing , Chia-Ju Chen , Suofei Feng , Ryan Rossi , Zhengzhong Tu

Retrieval-augmented generation (RAG) is key to enhancing large language models (LLMs) to systematically access richer factual knowledge. Yet, using RAG brings intrinsic challenges, as LLMs must deal with potentially conflicting knowledge,…

Computation and Language · Computer Science 2025-04-08 Leonardo Ranaldi , Federico Ranaldi , Fabio Massimo Zanzotto , Barry Haddow , Alexandra Birch

Multimodal emotion recognition utilizes complete multimodal information and robust multimodal joint representation to gain high performance. However, the ideal condition of full modality integrity is often not applicable in reality and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Qi Fan , Hongyu Yuan , Haolin Zuo , Rui Liu , Guanglai Gao

Retrieval-Augmented Generation (RAG) has emerged as a powerful paradigm for enhancing the capabilities of large language models. However, existing RAG evaluation predominantly focuses on text retrieval and relies on opaque, end-to-end…

Information Retrieval · Computer Science 2025-05-19 Chuan Xu , Qiaosheng Chen , Yutong Feng , Gong Cheng

Retrieval-augmented generation (RAG) improves large language models (LLMs) by using external knowledge to guide response generation, reducing hallucinations. However, RAG, particularly multi-modal RAG, can introduce new hallucination…

Machine Learning · Computer Science 2025-01-08 Matin Mortaheb , Mohammad A. Amir Khojastepour , Srimat T. Chakradhar , Sennur Ulukus

Large Language Models (LLMs) have been integrated into recommender systems to enhance user behavior comprehension. The Retrieval Augmented Generation (RAG) technique is further incorporated into these systems to retrieve more relevant items…

Information Retrieval · Computer Science 2025-03-27 Sichun Luo , Jian Xu , Xiaojie Zhang , Linrong Wang , Sicong Liu , Hanxu Hou , Linqi Song

Retrieval-augmented generation (RAG) techniques have proven to be effective in integrating up-to-date information, mitigating hallucinations, and enhancing response quality, particularly in specialized domains. While many RAG approaches…

Retrieval-augmented generation (RAG) enables large language models (LLMs) to dynamically access external information, which is powerful for answering questions over previously unseen documents. Nonetheless, they struggle with high-level…

Artificial Intelligence · Computer Science 2026-04-21 Chi-Hsiang Hsiao , Yi-Cheng Wang , Tzung-Sheng Lin , Yi-Ren Yeh , Chu-Song Chen

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…

Artificial Intelligence · Computer Science 2025-04-22 Zihan Ling , Zhiyao Guo , Yixuan Huang , Yi An , Shuai Xiao , Jinsong Lan , Xiaoyong Zhu , Bo Zheng

Retrieval-augmented generation (RAG) enhances large language models (LLMs) by incorporating external knowledge to generate a response within a context with improved accuracy and reduced hallucinations. However, multi-modal RAG systems face…

Machine Learning · Computer Science 2025-01-09 Matin Mortaheb , Mohammad A. Amir Khojastepour , Srimat T. Chakradhar , Sennur Ulukus

Large Language Models (LLMs) showcase remarkable abilities, yet they struggle with limitations such as hallucinations, outdated knowledge, opacity, and inexplicable reasoning. To address these challenges, Retrieval-Augmented Generation…

Computation and Language · Computer Science 2024-10-03 Sourav Verma

Medical vision-language models (VLMs) achieve strong performance in diagnostic reporting and image-text alignment, yet their underlying reasoning mechanisms remain fundamentally correlational, exhibiting reliance on superficial statistical…

Machine Learning · Computer Science 2026-01-27 Weiqin Yang , Haowen Xue , Qingyi Peng , Hexuan Hu , Qian Huang , Tingbo Zhang

Large Language Models (LLMs) suffer from hallucinations and outdated knowledge due to their reliance on static training data. Retrieval-Augmented Generation (RAG) mitigates these issues by integrating external dynamic information for…

Retrieval-Augmented Generation (RAG) lifts the factuality of Large Language Models (LLMs) by injecting external knowledge, yet it falls short on problems that demand multi-step inference; conversely, purely reasoning-oriented approaches…

The scaling of large language models to encode all the world's knowledge in model parameters is unsustainable and has exacerbated resource barriers. Retrieval-Augmented Generation (RAG) presents a potential solution, yet its application to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Varun Nagaraj Rao , Siddharth Choudhary , Aditya Deshpande , Ravi Kumar Satzoda , Srikar Appalaraju

Recently, Retrieval-Augmented Generation (RAG) has achieved remarkable success in addressing the challenges of Large Language Models (LLMs) without necessitating retraining. By referencing an external knowledge base, RAG refines LLM…

Artificial Intelligence · Computer Science 2024-09-11 Boci Peng , Yun Zhu , Yongchao Liu , Xiaohe Bo , Haizhou Shi , Chuntao Hong , Yan Zhang , Siliang Tang
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