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Time series forecasting presents significant challenges due to the complex temporal dependencies at multiple time scales. This paper introduces ScatterFusion, a novel framework that synergistically integrates scattering transforms with…

机器学习 · 计算机科学 2026-01-29 Wei Li

The field of sensor-based human activity recognition (HAR) mainly uses posture, motion and context data of Inertial Measurement Units (IMUs) to identify daily activities. Despite the advancements in learning-based methods, it is challenging…

人工智能 · 计算机科学 2026-05-12 Ye Zhang , Longguang Wang , Qing Gao , Chaocan Xiang , Mohammed Bennamoun , Yulan Guo

Event-based semantic segmentation explores the potential of event cameras, which offer high dynamic range and fine temporal resolution, to achieve robust scene understanding in challenging environments. Despite these advantages, the task…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Zhijiang Li , Haoran He

We present a novel adaptive multi-modal intensity-event algorithm to optimize an overall objective of object tracking under bit rate constraints for a host-chip architecture. The chip is a computationally resource constrained device…

图像与视频处理 · 电气工程与系统科学 2021-06-01 Srutarshi Banerjee , Henry H. Chopp , Jianping Zhang , Zihao W. Wang , Oliver Cossairt , Aggelos Katsaggelos

Characterizing the dynamic interactive patterns of complex systems helps gain in-depth understanding of how components interrelate with each other while performing certain functions as a whole. In this study, we present a novel multimodal…

机器学习 · 计算机科学 2019-01-07 Miaolin Fan , Chun-An Chou , Sheng-Che Yen , Yingzi Lin

Multimodal learning has been lacking principled ways of combining information from different modalities and learning a low-dimensional manifold of meaningful representations. We study multimodal learning and sensor fusion from a latent…

机器学习 · 计算机科学 2019-04-24 Lijiang Guo

Forecasting irregularly sampled multivariate time series with missing values (IMTS) is a fundamental challenge in domains such as healthcare, climate science, and biology. While recent advances in vision and time series forecasting have…

机器学习 · 计算机科学 2026-02-27 Christian Klötergens , Tim Dernedde , Lars Schmidt-Thieme , Vijaya Krishna Yalavarthi

This study investigates a hybrid method for text classification that integrates deep feature extraction from large language models, multi-scale fusion through feature pyramids, and structured modeling with graph neural networks to enhance…

计算与语言 · 计算机科学 2025-11-11 Xiangchen Song , Yulin Huang , Jinxu Guo , Yuchen Liu , Yaxuan Luan

This paper proposes a novel framework for lung sound event detection, segmenting continuous lung sound recordings into discrete events and performing recognition on each event. Exploiting the lightweight nature of Temporal Convolution…

This paper presents the ARN-LSTM architecture, a novel multi-stream action recognition model designed to address the challenge of simultaneously capturing spatial motion and temporal dynamics in action sequences. Traditional methods often…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Chuanchuan Wang , Ahmad Sufril Azlan Mohmamed , Mohd Halim Bin Mohd Noor , Xiao Yang , Feifan Yi , Xiang Li

Being able to capture the characteristics of a time series with a feature vector is a very important task with a multitude of applications, such as classification, clustering or forecasting. Usually, the features are obtained from linear…

社会与信息网络 · 计算机科学 2022-02-18 Vanessa Freitas Silva , Maria Eduarda Silva , Pedro Ribeiro , Fernando Silva

We present a tensor network model (TNM) for forecasting nonlinear and chaotic dynamics, bridging quantum many-body methods with classical complex systems. The TNM leverages hierarchical tensor contractions to encode non-Markovian temporal…

量子物理 · 物理学 2025-11-13 Jia-Bin You , Jian Feng Kong , Jun Ye

We propose a hybrid meta-learning framework for forecasting and anomaly detection in nonlinear dynamical systems characterized by nonstationary and stochastic behavior. The approach integrates a physics-inspired simulator that captures…

机器学习 · 计算机科学 2025-06-18 Abdullah Burkan Bereketoglu

Multivariate time series have many applications, from healthcare and meteorology to life science. Although deep learning models have shown excellent predictive performance for time series, they have been criticised for being "black-boxes"…

机器学习 · 计算机科学 2024-05-06 Qiqi Su , Christos Kloukinas , Artur d'Avila Garcez

Current optical flow methods exploit the stable appearance of frame (or RGB) data to establish robust correspondences across time. Event cameras, on the other hand, provide high-temporal-resolution motion cues and excel in challenging…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Qianang Zhou , Junhui Hou , Meiyi Yang , Yongjian Deng , Youfu Li , Junlin Xiong

Time series analysis plays a vital role in fields such as finance, healthcare, industry, and meteorology, underpinning key tasks including classification, forecasting, and anomaly detection. Although deep learning models have achieved…

机器学习 · 计算机科学 2025-12-17 Da Zhang , Bingyu Li , Zhiyuan Zhao , Feiping Nie , Junyu Gao , Xuelong Li

We consider the problem of learning predictive models from longitudinal data, consisting of irregularly repeated, sparse observations from a set of individuals over time. Such data often exhibit {\em longitudinal correlation} (LC)…

机器学习 · 统计学 2019-11-25 Junjie Liang , Dongkuan Xu , Yiwei Sun , Vasant Honavar

Many real-world ubiquitous applications, such as parking recommendations and air pollution monitoring, benefit significantly from accurate long-term spatio-temporal forecasting (LSTF). LSTF makes use of long-term dependency between spatial…

机器学习 · 计算机科学 2022-09-02 Wei Shao , Zhiling Jin , Shuo Wang , Yufan Kang , Xiao Xiao , Hamid Menouar , Zhaofeng Zhang , Junshan Zhang , Flora Salim

Track one of CTI competition is on click-through rate (CTR) prediction. The dataset contains millions of records and each field-wise feature in a record consists of hashed integers for privacy. For this task, the keys of network-based…

机器学习 · 计算机科学 2023-10-17 Yujian Betterest Li , Kai Wu

Image fusion technology is widely used to fuse the complementary information between multi-source remote sensing images. Inspired by the frontier of deep learning, this paper first proposes a heterogeneous-integrated framework based on a…

图像与视频处理 · 电气工程与系统科学 2024-05-15 Menghui Jiang , Huanfeng Shen , Jie Li , Liangpei Zhang