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Collecting real-world optical flow datasets is a formidable challenge due to the high cost of labeling. A shortage of datasets significantly constrains the real-world performance of optical flow models. Building virtual datasets that…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Miaojie Feng , Longliang Liu , Hao Jia , Gangwei Xu , Xin Yang

Weather modeling requires both accurate prediction and mechanistic interpretation, yet existing methods treat these goals in isolation, separating generation from understanding. To address this gap, we present Omni-Weather, the first…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Zhiwang Zhou , Yuandong Pu , Xuming He , Yidi Liu , Yixin Chen , Junchao Gong , Xiang Zhuang , Wanghan Xu , Qinglong Cao , Shixiang Tang , Yihao Liu , Wenlong Zhang , Lei Bai

This study investigates zero-shot forecasting capabilities of Time Series Foundation Models (TSFMs) for macroeconomic indicators. We apply TSFMs to forecasting economic indicators under univariate conditions, bypassing the need for train…

Machine Learning · Computer Science 2025-11-05 Jittarin Jetwiriyanon , Teo Susnjak , Surangika Ranathunga

Unsupervised domain adaptation (UDA) enables models trained on a labeled source domain to handle new unlabeled domains. Recently, pre-trained vision-language models (VLMs) have demonstrated promising zero-shot performance by leveraging…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Xinyao Li , Jingjing Li , Zhekai Du , Lei Zhu , Heng Tao Shen

Recent years have witnessed impressive results of pre-trained vision-language models on knowledge-intensive tasks such as visual question answering (VQA). Despite the recent advances in VQA, existing methods mainly adopt a discriminative…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Timothy Ossowski , Junjie Hu

This research paper introduces innovative approaches for multivariate time series forecasting based on different variations of the combined regression strategy. We use specific data preprocessing techniques which makes a radical change in…

Machine Learning · Statistics 2024-05-09 Aryan Bhambu , Arabin Kumar Dey

Image captioning models generally lack the capability to take into account user interest, and usually default to global descriptions that try to balance readability, informativeness, and information overload. On the other hand, VQA models…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Edwin G. Ng , Bo Pang , Piyush Sharma , Radu Soricut

Accurate, explainable and physically credible forecasting remains a persistent challenge for multivariate time-series whose statistical properties vary across domains. We propose DORIC, a Domain-Universal, ODE-Regularized,…

Machine Learning · Computer Science 2025-12-02 Hongwei Ma , Junbin Gao , Minh-Ngoc Tran

Despite domain generalization (DG) has significantly addressed the performance degradation of pre-trained models caused by domain shifts, it often falls short in real-world deployment. Test-time adaptation (TTA), which adjusts a learned…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Xingguo Lv , Xingbo Dong , Liwen Wang , Jiewen Yang , Lei Zhao , Bin Pu , Zhe Jin , Xuejun Li

Forecasting agricultural markets remains challenging due to nonlinear dynamics, structural breaks, and sparse data. A long-standing belief holds that simple time-series methods outperform more advanced alternatives. This paper provides the…

Econometrics · Economics 2026-01-21 Le Wang , Boyuan Zhang

Time series foundation models are pre-trained on large datasets and are able to achieve state-of-the-art performance in diverse tasks. However, to date, there has been limited work demonstrating how well these models perform in medical…

Machine Learning · Computer Science 2024-11-21 Mingzhu Liu , Angela H. Chen , George H. Chen

Industrial time-series, as a structural data responds to production process information, can be utilized to perform data-driven decision-making for effective monitoring of industrial production process. However, there are some challenges…

Machine Learning · Computer Science 2024-07-22 Chao Min , Guoquan Wen , Jiangru Yuan , Jun Yi , Xing Guo

Forecasting multivariate time series data, such as prediction of electricity consumption, solar power production, and polyphonic piano pieces, has numerous valuable applications. However, complex and non-linear interdependencies between…

Machine Learning · Computer Science 2019-09-20 Shun-Yao Shih , Fan-Keng Sun , Hung-yi Lee

Time series forecasting has traditionally focused on univariate and multivariate numerical data, often overlooking the benefits of incorporating multimodal information, particularly textual data. In this paper, we propose a novel framework…

Artificial Intelligence · Computer Science 2025-01-14 Xin Zhou , Weiqing Wang , Shilin Qu , Zhiqiang Zhang , Christoph Bergmeir

Machine learning traditionally assumes that the training and testing data are distributed independently and identically. However, in many real-world settings, the data distribution can shift over time, leading to poor generalization of…

Machine Learning · Computer Science 2024-02-19 Sepidehsadat Hosseini , Mengyao Zhai , Hossein Hajimirsadegh , Frederick Tung

The ability to categorize is a cornerstone of visual intelligence, and a key functionality for artificial, autonomous visual machines. This problem will never be solved without algorithms able to adapt and generalize across visual domains.…

Computer Vision and Pattern Recognition · Computer Science 2019-06-14 Massimiliano Mancini , Samuel Rota Bulò , Barbara Caputo , Elisa Ricci

While multimodal foundation models can now natively work with data beyond text, they remain underutilized in analyzing the considerable amounts of multi-dimensional time-series data in fields like healthcare, finance, and social sciences,…

This survey delves into the application of diffusion models in time-series forecasting. Diffusion models are demonstrating state-of-the-art results in various fields of generative AI. The paper includes comprehensive background information…

Machine Learning · Computer Science 2024-01-18 Caspar Meijer , Lydia Y. Chen

The proliferation of mobile devices generates a massive volume of time series across various domains, where effective time series forecasting enables a variety of real-world applications. This study focuses on a new problem of source-free…

Machine Learning · Computer Science 2025-11-03 Kangjia Yan , Chenxi Liu , Hao Miao , Xinle Wu , Yan Zhao , Chenjuan Guo , Bin Yang

Unsupervised domain adaptation (UDA) deals with the problem of classifying unlabeled target domain data while labeled data is only available for a different source domain. Unfortunately, commonly used classification methods cannot fulfill…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Tobias Ringwald , Rainer Stiefelhagen