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Human body restoration plays a vital role in various applications related to the human body. Despite recent advances in general image restoration using generative models, their performance in human body restoration remains mediocre, often…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Yiming Zhang , Zhe Wang , Xinjie Li , Yunchen Yuan , Chengsong Zhang , Xiao Sun , Zhihang Zhong , Jian Wang

The advent of artificial intelligence has contributed in a groundbreaking transformation of the fashion industry, redefining creativity and innovation in unprecedented ways. This work investigates methodologies for generating tailored…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Georgia Argyrou , Angeliki Dimitriou , Maria Lymperaiou , Giorgos Filandrianos , Giorgos Stamou

The Retrieval-augmented generation (RAG) system based on Large language model (LLM) has made significant progress. It can effectively reduce factuality hallucinations, but faithfulness hallucinations still exist. Previous methods for…

计算与语言 · 计算机科学 2026-01-07 Jianpeng Hu , Yanzeng Li , Jialun Zhong , Wenfa Qi , Lei Zou

Retrieval-Augmented Generation (RAG) has become a primary technique for mitigating hallucinations in large language models (LLMs). However, incomplete knowledge extraction and insufficient understanding can still mislead LLMs to produce…

计算与语言 · 计算机科学 2025-06-30 Haichuan Hu , Congqing He , Xiaochen Xie , Quanjun Zhang

Retrieval-Augmented Generation (RAG) has become a key paradigm for reducing factual hallucinations in Large Language Models (LLMs), yet little is known about how the order of retrieved documents affects model behavior. We empirically show…

计算与语言 · 计算机科学 2026-04-22 Qianchi Zhang , Hainan Zhang , Liang Pang , Hongwei Zheng , Zhiming Zheng

This paper presents a comprehensive study of Retrieval-Augmented Generation (RAG), tracing its evolution from foundational concepts to the current state of the art. RAG combines retrieval mechanisms with generative language models to…

计算与语言 · 计算机科学 2024-10-18 Shailja Gupta , Rajesh Ranjan , Surya Narayan Singh

Retrieval-Augmented Generation (RAG) improves reliability of large language models by incorporating external knowledge, but the retrieval process can introduce bias that propagates to generated outputs. This issue is particularly…

数据库 · 计算机科学 2026-05-18 Yingqi Zhao , Vasilis Efthymiou , Jyrki Nummenmaa , Kostas Stefanidis

Reconstructing 3D clothed humans from monocular images and videos is a fundamental problem with applications in virtual try-on, avatar creation, and mixed reality. Despite significant progress in human body recovery, accurately…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Yingxuan You , Ren Li , Corentin Dumery , Cong Cao , Hao Li , Pascal Fua

Polymer literature contains a large and growing body of experimental knowledge, yet much of it is buried in unstructured text and inconsistent terminology, making systematic retrieval and reasoning difficult. Existing tools typically…

计算工程、金融与科学 · 计算机科学 2026-02-19 Sonakshi Gupta , Akhlak Mahmood , Wei Xiong , Rampi Ramprasad

The integration of external knowledge through Retrieval-Augmented Generation (RAG) has become foundational in enhancing large language models (LLMs) for knowledge-intensive tasks. However, existing RAG paradigms often overlook the cognitive…

人工智能 · 计算机科学 2025-09-24 Yu Wang , Shiwan Zhao , Zhihu Wang , Ming Fan , Xicheng Zhang , Yubo Zhang , Zhengfan Wang , Heyuan Huang , Ting Liu

Retrieval-Augmented Generation (RAG) has emerged as a fundamental paradigm for expanding Large Language Models beyond their static training limitations. However, a critical misalignment exists between current RAG capabilities and real-world…

人工智能 · 计算机科学 2025-10-15 Zirui Guo , Xubin Ren , Lingrui Xu , Jiahao Zhang , Chao Huang

Real-world databases are predominantly relational, comprising multiple interlinked tables that contain complex structural and statistical dependencies. Learning generative models on relational data has shown great promise in generating…

机器学习 · 计算机科学 2025-06-03 Valter Hudovernik , Minkai Xu , Juntong Shi , Lovro Šubelj , Stefano Ermon , Erik Štrumbelj , Jure Leskovec

Despite their remarkable capabilities, large language models (LLMs) often produce responses containing factual inaccuracies due to their sole reliance on the parametric knowledge they encapsulate. Retrieval-Augmented Generation (RAG), an ad…

计算与语言 · 计算机科学 2023-10-19 Akari Asai , Zeqiu Wu , Yizhong Wang , Avirup Sil , Hannaneh Hajishirzi

Retrieval-augmented Generation (RAG) is a prevalent approach for domain-specific LLMs, yet it is often plagued by "Retrieval Hallucinations"--a phenomenon where fine-tuned models fail to recognize and act upon poor-quality retrieved…

人工智能 · 计算机科学 2026-01-21 Letian Zhang , Guanghao Meng , Xudong Ren , Yiming Wang , Shu-Tao Xia

Knowing that the generative capabilities of large language models (LLM) are sometimes hampered by tendencies to hallucinate or create non-factual responses, researchers have increasingly focused on methods to ground generated outputs in…

信息检索 · 计算机科学 2024-11-20 Sonal Prabhune , Donald J. Berndt

Retrieval-Augmented Generation (RAG) represents a major advancement in natural language processing (NLP), combining large language models (LLMs) with information retrieval systems to enhance factual grounding, accuracy, and contextual…

计算与语言 · 计算机科学 2025-07-28 Agada Joseph Oche , Ademola Glory Folashade , Tirthankar Ghosal , Arpan Biswas

Recent advances in diffusion-based Large Restoration Models (LRMs) have significantly improved photo-realistic image restoration by leveraging the internal knowledge embedded within model weights. However, existing LRMs often suffer from…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Hang Guo , Tao Dai , Zhihao Ouyang , Taolin Zhang , Yaohua Zha , Bin Chen , Shu-tao Xia

With the recent exhibited strength of generative diffusion models, an open research question is if images generated by these models can be used to learn better visual representations. While this generative data expansion may suffice for…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Nyle Siddiqui , Florinel Alin Croitoru , Gaurav Kumar Nayak , Radu Tudor Ionescu , Mubarak Shah

Retrieval-Augmented Generation (RAG) is a technique that enhances the capabilities of large language models (LLMs) by incorporating external knowledge sources. This method addresses common LLM limitations, including outdated information and…

计算与语言 · 计算机科学 2024-07-16 Yuanjie Lyu , Zhiyu Li , Simin Niu , Feiyu Xiong , Bo Tang , Wenjin Wang , Hao Wu , Huanyong Liu , Tong Xu , Enhong Chen

Retrieval-Augmented Generation (RAG) systems remain susceptible to hallucinations despite grounding in retrieved evidence. While current detection methods leverage embedding similarity and natural language inference (NLI), their reliability…

机器学习 · 计算机科学 2025-12-22 Debu Sinha