中文
相关论文

相关论文: UniCast: A Unified Framework for Instance-Conditio…

200 篇论文

Accurate long-term predictions are the foundations for many machine learning applications and decision-making processes. Traditional time series approaches for prediction often focus on either autoregressive modeling, which relies solely on…

机器学习 · 计算机科学 2025-04-22 Kshitij Tayal , Arvind Renganathan , Xiaowei Jia , Vipin Kumar , Dan Lu

Financial time series forecasting presents significant challenges due to complex nonlinear relationships, temporal dependencies, variable interdependencies and limited data availability, particularly for tasks involving low-frequency data,…

综合金融 · 定量金融 2025-07-11 Ben A. Marconi

For the advancements of time series classification, scrutinizing previous studies, most existing methods adopt a common learning-to-classify paradigm - a time series classifier model tries to learn the relation between sequence inputs and…

机器学习 · 计算机科学 2024-03-20 Mingyue Cheng , Yiheng Chen , Qi Liu , Zhiding Liu , Yucong Luo

Multimodal learning aims to imitate human beings to acquire complementary information from multiple modalities for various downstream tasks. However, traditional aggregation-based multimodal fusion methods ignore the inter-modality…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Heqing Zou , Meng Shen , Chen Chen , Yuchen Hu , Deepu Rajan , Eng Siong Chng

Multivariate time series forecasting is essential in domains such as finance, transportation, climate, and energy. However, existing patch-based methods typically adopt fixed-length segmentation, overlooking the heterogeneity of local…

机器学习 · 计算机科学 2026-01-06 Kuiye Ding , Fanda Fan , Chunyi Hou , Zheya Wang , Lei Wang , Zhengxin Yang , Jianfeng Zhan

Recently, large language models (LLMs) have shown great promise in time series forecasting. However, most existing LLM-based forecasting methods still follow a static generative paradigm that directly maps historical observations to future…

机器学习 · 计算机科学 2026-05-05 Bokai Pan , Mingyue Cheng , Zhiding Liu , Shuo Yu , Xiaoyu Tao , Yuchong Wu , Qi Liu , Defu Lian , Enhong Chen

Seasonal time series Forecasting remains a challenging problem due to the long-term dependency from seasonality. In this paper, we propose a two-stage framework to forecast univariate seasonal time series. The first stage explicitly learns…

机器学习 · 计算机科学 2021-06-08 Qingyang Xu , Qingsong Wen , Liang Sun

An advanced conceptual validation framework for multimodal multivariate time series defines a multi-level contextual anomaly detection ranging from an univariate context definition, to a multimodal abstract context representation learnt by…

机器学习 · 计算机科学 2020-08-06 Cedric Schockaert

Multi-horizon forecasting problems often contain a complex mix of inputs -- including static (i.e. time-invariant) covariates, known future inputs, and other exogenous time series that are only observed historically -- without any prior…

机器学习 · 统计学 2020-09-29 Bryan Lim , Sercan O. Arik , Nicolas Loeff , Tomas Pfister

Forecasting central bank policy decisions remains a persistent challenge for investors, financial institutions, and policymakers due to the wide-reaching impact of monetary actions. In particular, anticipating shifts in the U.S. federal…

投资组合管理 · 定量金融 2025-07-01 Fiona Xiao Jingyi , Lili Liu

In the burgeoning ecosystem of Internet of Things, multivariate time series (MTS) data has become ubiquitous, highlighting the fundamental role of time series forecasting across numerous applications. The crucial challenge of long-term MTS…

机器学习 · 计算机科学 2024-11-06 Zhenwei Zhang , Linghang Meng , Yuantao Gu

Deep learning utilizing transformers has recently achieved a lot of success in many vital areas such as natural language processing, computer vision, anomaly detection, and recommendation systems, among many others. Among several merits of…

机器学习 · 计算机科学 2023-12-05 Lena Sasal , Tanujit Chakraborty , Abdenour Hadid

Air pollution remains a leading global health risk, exacerbated by rapid industrialization and urbanization, contributing significantly to morbidity and mortality rates. In this paper, we introduce AirCast, a novel multi-variable air…

We introduce a novel modeling approach for time series imputation and forecasting, tailored to address the challenges often encountered in real-world data, such as irregular samples, missing data, or unaligned measurements from multiple…

Large language models (LLMs) have shown remarkable performance in vision-language tasks, but their application in the medical field remains underexplored, particularly for integrating structured time series data with unstructured clinical…

计算与语言 · 计算机科学 2025-06-17 Shuai Niu , Jing Ma , Hongzhan Lin , Liang Bai , Zhihua Wang , Wei Bi , Yida Xu , Guo Li , Xian Yang

A long-standing objective in humanoid robotics is the realization of versatile agents capable of following diverse multimodal instructions with human-level flexibility. Despite advances in humanoid control, bridging high-level multimodal…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Nan Jiang , Zimo He , Wanhe Yu , Lexi Pang , Yunhao Li , Hongjie Li , Jieming Cui , Yuhan Li , Yizhou Wang , Yixin Zhu , Siyuan Huang

Most existing time series classification methods adopt a discriminative paradigm that maps input sequences directly to one-hot encoded class labels. While effective, this paradigm struggles to incorporate contextual features and fails to…

机器学习 · 计算机科学 2026-01-22 Mingyue Cheng , Xiaoyu Tao , Huajian Zhang , Qi Liu , Enhong Chen

Multivariate time series (MTS) forecasting is vital across various domains but remains challenging due to the need to simultaneously model temporal and inter-variate dependencies. Existing channel-dependent models, where Transformer-based…

机器学习 · 计算机科学 2025-02-03 Junwoo Ha , Hyukjae Kwon , Sungsoo Kim , Kisu Lee , Seungjae Park , Ha Young Kim

Forecasting multivariate time series data, which involves predicting future values of variables over time using historical data, has significant practical applications. Although deep learning-based models have shown promise in this field,…

机器学习 · 计算机科学 2023-06-16 Zahra Fatemi , Minh Huynh , Elena Zheleva , Zamir Syed , Xiaojun Di

Time series forecasting, while vital in various applications, often employs complex models that are difficult for humans to understand. Effective explainable AI techniques are crucial to bridging the gap between model predictions and user…

人工智能 · 计算机科学 2024-09-25 Hongnan Ma , Kevin McAreavey , Weiru Liu