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Related papers: Cross-RAG: Zero-Shot Retrieval-Augmented Time Seri…

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Zero-shot anomaly detection (ZSAD) often leverages pretrained vision or vision-language models, but many existing methods use prompt learning or complex modeling to fit the data distribution, resulting in high training or inference cost and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Chaoran Xu , Chengkan Lv , Qiyu Chen , Feng Zhang , Zhengtao Zhang

Referring 3D Gaussian Splatting Segmentation (R3DGS) aims to ground free-form language queries in 3D Gaussian fields. However, existing methods rely on single-view pseudo supervision, leading to viewpoint drift and inconsistent predictions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Yuwen Tao , Kanglei Zhou , Xin Tan , Yuan Xie

Retrieval-Augmented Generation (RAG) mitigates hallucination in large language models (LLMs) by incorporating external knowledge during generation. However, the effectiveness of RAG depends not only on the design of the retriever and the…

Computation and Language · Computer Science 2026-04-15 Xudong Wang , Chaoning Zhang , Qigan Sun , Zhenzhen Huang , Chang Lu , Sheng Zheng , Zeyu Ma , Caiyan Qin , Yang Yang , Hengtao Shen

Retrieval-Augmented Generation (RAG) is a powerful strategy for improving the factual accuracy of models by retrieving external knowledge relevant to queries and incorporating it into the generation process. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Soyeong Jeong , Kangsan Kim , Jinheon Baek , Sung Ju Hwang

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

Time Series Foundation Models (TSFMs) advance generalization and data efficiency in time series forecasting by unified large-scale pretraining. But TSFMs remain lacking when adapting to specific downstream forecasting tasks for two reasons.…

Signal Processing · Electrical Eng. & Systems 2026-05-04 Siyang Li , Yize Chen , Zijie Zhu , Yuxin Pan , Yan Guo , Ming Huang , Hui Xiong

Retrieval-Augmented Generation (RAG) is gaining recognition as one of the key technological axes for next generation information retrieval, owing to its ability to mitigate the hallucination phenomenon in Large Language Models (LLMs)and…

Information Retrieval · Computer Science 2025-12-02 Hyunseok Ryu , Wonjune Shin , Hyun Park

Retrieval-Augmented Generation (RAG) enables large language models (LLMs) to access broader knowledge sources, yet factual inconsistencies persist due to noise in retrieved documents-even with advanced retrieval methods. We demonstrate that…

Computation and Language · Computer Science 2025-06-04 Yongjian Li , HaoCheng Chu , Yukun Yan , Zhenghao Liu , Shi Yu , Zheni Zeng , Ruobing Wang , Sen Song , Zhiyuan Liu , Maosong Sun

Time series foundational models (TSFM) have gained prominence in time series forecasting, promising state-of-the-art performance across various applications. However, their application in anomaly detection and prediction remains…

Machine Learning · Computer Science 2024-12-30 Chathurangi Shyalika , Harleen Kaur Bagga , Ahan Bhatt , Renjith Prasad , Alaa Al Ghazo , Amit Sheth

Retrieval-augmented generation (RAG) has shown impressive capabilities in mitigating hallucinations in large language models (LLMs). However, LLMs struggle to maintain consistent reasoning when exposed to misleading or conflicting evidence,…

Artificial Intelligence · Computer Science 2026-01-21 Linda Zeng , Rithwik Gupta , Divij Motwani , Yi Zhang , Diji Yang

Effective disaster management requires rapid access to information distributed across structured operational records, unstructured institutional documents, and dynamic external sources. However, most existing disaster information systems…

Information Retrieval · Computer Science 2026-05-11 Bo Li , Zhitong Chen , Kai Yin , Junwei Ma , Yiming Xiao , Ali Mostafavi

Time series forecasting (TSF) is essential in various domains, and recent advancements in diffusion-based TSF models have shown considerable promise. However, these models typically adopt traditional diffusion patterns, treating TSF as a…

Machine Learning · Computer Science 2024-12-13 Jiaxin Gao , Qinglong Cao , Yuntian Chen

The ubiquity of dynamic data in domains such as weather, healthcare, and energy underscores a growing need for effective interpretation and retrieval of time-series data. These data are inherently tied to domain-specific contexts, such as…

Machine Learning · Computer Science 2026-02-03 Jialin Chen , Ziyu Zhao , Gaukhar Nurbek , Aosong Feng , Ali Maatouk , Leandros Tassiulas , Yifeng Gao , Rex Ying

Motion forecasting plays a significant role in various domains (e.g., autonomous driving, human-robot interaction), which aims to predict future motion sequences given a set of historical observations. However, the observed elements may be…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Jiachen Li , Fan Yang , Hengbo Ma , Srikanth Malla , Masayoshi Tomizuka , Chiho Choi

Large language models achieve high task performance yet often hallucinate or rely on outdated knowledge. Retrieval-augmented generation (RAG) addresses these gaps by coupling generation with external search. We analyse how hyperparameters…

Machine Learning · Computer Science 2025-05-14 Adel Ammar , Anis Koubaa , Omer Nacar , Wadii Boulila

Retrieval-Augmented Generation (RAG) is an effective method to enhance the capabilities of large language models (LLMs). Existing methods typically optimize the retriever or the generator in a RAG system by directly using the top-k…

Computation and Language · Computer Science 2025-10-07 Shaohan Wang , Licheng Zhang , Zheren Fu , Zhendong Mao , Yongdong Zhang

While recent advancements in foundation models have significantly impacted machine learning, rigorous tests on the performance of time series foundation models (TSFMs) remain largely underexplored. This paper presents an empirical study…

Machine Learning · Computer Science 2025-01-09 Syamantak Datta Gupta

Forecasting models for systematic trading strategies do not adapt quickly when financial market conditions rapidly change, as was seen in the advent of the COVID-19 pandemic in 2020, causing many forecasting models to take loss-making…

Trading and Market Microstructure · Quantitative Finance 2024-03-29 Kieran Wood , Samuel Kessler , Stephen J. Roberts , Stefan Zohren

Time series forecasting predicts future values from past data. In real-world settings, some anomalous events have lasting effects and influence the forecast, while others are short-lived and should be ignored. Standard forecasting models…

Machine Learning · Computer Science 2025-12-15 Joel Ekstrand , Zahra Taghiyarrenani , Slawomir Nowaczyk

Can meta-learning discover generic ways of processing time series (TS) from a diverse dataset so as to greatly improve generalization on new TS coming from different datasets? This work provides positive evidence to this using a broad…

Machine Learning · Computer Science 2020-12-16 Boris N. Oreshkin , Dmitri Carpov , Nicolas Chapados , Yoshua Bengio