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Time series data in real-world scenarios contain a substantial amount of nonlinear information, which significantly interferes with the training process of models, leading to decreased prediction performance. Therefore, during the time…

机器学习 · 计算机科学 2024-06-05 Dandan Zhang , Zhiqiang Zhang , Nanguang Chen , Yun Wang

Pansharpening aims to generate high-resolution multispectral (HRMS) images by fusing low-resolution multispectral (LRMS) and high-resolution panchromatic (PAN) images. Although deep learning has advanced this field, mainstream…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Jianing Zhang , Zijian Zhou , Kai Sun

Long-term time series forecasting is a long-standing challenge in various applications. A central issue in time series forecasting is that methods should expressively capture long-term dependency. Furthermore, time series forecasting…

机器学习 · 计算机科学 2024-11-06 Xingyu Zhang , Siyu Zhao , Zeen Song , Huijie Guo , Jianqi Zhang , Changwen Zheng , Wenwen Qiang

Recently, Transformer-base models have made significant progress in the field of time series prediction which have achieved good results and become baseline models beyond Dlinear. The paper proposes an U-Net time series prediction model…

机器学习 · 计算机科学 2024-06-07 Li Chu , Xiao Bingjia , Yuan Qiping

3D convolutional neural networks have achieved promising results for video tasks in computer vision, including video saliency prediction that is explored in this paper. However, 3D convolution encodes visual representation merely on fixed…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Ziqiang Wang , Zhi Liu , Gongyang Li , Yang Wang , Tianhong Zhang , Lihua Xu , Jijun Wang

Long-term time series forecasting (LTSF) represents a critical frontier in time series analysis, characterized by extensive input sequences, as opposed to the shorter spans typical of traditional approaches. While longer sequences…

机器学习 · 计算机科学 2024-10-17 Jinliang Deng , Feiyang Ye , Du Yin , Xuan Song , Ivor W. Tsang , Hui Xiong

Time series generation focuses on modeling the underlying data distribution and resampling to produce authentic time series data. Key components, such as trend and seasonality, drive temporal fluctuations, yet many existing approaches fail…

机器学习 · 计算机科学 2025-11-04 Zixuan Ma , Chenfeng Huang

Long-term time series forecasting (LTSF) is a challenging task that has been investigated in various domains such as finance investment, health care, traffic, and weather forecasting. In recent years, Linear-based LTSF models showed better…

机器学习 · 计算机科学 2023-11-13 Seonkyu Lim , Jaehyeon Park , Seojin Kim , Hyowon Wi , Haksoo Lim , Jinsung Jeon , Jeongwhan Choi , Noseong Park

This paper studies the problem of dimension reduction, tailored to improving time series forecasting with high-dimensional predictors. We propose a novel Supervised Deep Dynamic Principal component analysis (SDDP) framework that…

机器学习 · 统计学 2025-11-25 Zhanye Luo , Yuefeng Han , Xiufan Yu

We introduce in this paper the principle of Deep Temporal Networks that allow to add time to convolutional networks by allowing deep integration principles not only using spatial information but also increasingly large temporal window. The…

神经与进化计算 · 计算机科学 2018-11-20 Marco Macanovic , Fabian Chersi , Felix Rutard , Sio-Hoi Ieng , Ryad Benosman

Detecting manipulated media has now become a pressing issue with the recent rise of deepfakes. Most existing approaches fail to generalize across diverse datasets and generation techniques. We thus propose a novel ensemble framework,…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Vrushank Ahire , Aniruddh Muley , Shivam Zample , Siddharth Verma , Pranav Menon , Surbhi Madan , Abhinav Dhall

Manual annotation of airway regions in computed tomography images is a time-consuming and expertise-dependent task. Automatic airway segmentation is therefore a prerequisite for enabling rapid bronchoscopic navigation and the clinical…

图像与视频处理 · 电气工程与系统科学 2025-07-10 Qibiao Wu , Yagang Wang , Qian Zhang

Recently, deep neural networks have made remarkable achievements in 3D point cloud classification. However, existing classification methods are mainly implemented on idealized point clouds and suffer heavy degradation of per-formance on…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Guoquan Xu , Hezhi Cao , Yifan Zhang , Jianwei Wan , Ke Xu , Yanxin Ma

Time series forecasting is essential across domains from finance to supply chain management. This paper introduces ForecastGAN, a novel decomposition based adversarial framework addressing limitations in existing approaches for…

机器学习 · 计算机科学 2025-11-07 Syeda Sitara Wishal Fatima , Afshin Rahimi

Transformer-based and MLP-based methods have emerged as leading approaches in time series forecasting (TSF). While Transformer-based methods excel in capturing long-range dependencies, they suffer from high computational complexities and…

机器学习 · 计算机科学 2025-04-16 Yifan Hu , Peiyuan Liu , Peng Zhu , Dawei Cheng , Tao Dai

Time Series Forecasting (TSF) is used to predict the target variables at a future time point based on the learning from previous time points. To keep the problem tractable, learning methods use data from a fixed length window in the past as…

机器学习 · 计算机科学 2022-04-26 Jimeng Shi , Mahek Jain , Giri Narasimhan

Recent advances in end-to-end unsupervised learning has significantly improved the performance of monocular depth prediction and alleviated the requirement of ground truth depth. Although a plethora of work has been done in enforcing…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Vinay Kaushik , Brejesh Lall

Feature extraction methods help in dimensionality reduction and capture relevant information. In time series forecasting (TSF), features can be used as auxiliary information to achieve better accuracy. Traditionally, features used in TSF…

机器学习 · 计算机科学 2022-09-16 Alexey Chernikov , Chang Wei Tan , Pablo Montero-Manso , Christoph Bergmeir

Convolutional Neural Networks (CNNs) have been widely employed for image Super-Resolution (SR) in recent years. Various techniques enhance SR performance by altering CNN structures or incorporating improved self-attention mechanisms.…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Qizhou Chen , Qing Shao

High-dimensional longitudinal time series data is prevalent across various real-world applications. Many such applications can be modeled as regression problems with high-dimensional time series covariates. Deep learning has been a popular…

机器学习 · 统计学 2024-04-09 Wenxuan Zuo , Zifan Zhu , Yuxuan Du , Yi-Chun Yeh , Jed A. Fuhrman , Jinchi Lv , Yingying Fan , Fengzhu Sun