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相关论文: Temporal Action Proposal Generation with Transform…

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Neural Temporal Point Processes (TPPs) have emerged as the primary framework for predicting sequences of events that occur at irregular time intervals, but their sequential nature can hamper performance for long-horizon forecasts. To…

机器学习 · 计算机科学 2024-07-23 Mai Zeng , Florence Regol , Mark Coates

Temporal sentence grounding (TSG) aims to localize the temporal segment which is semantically aligned with a natural language query in an untrimmed video.Most existing methods extract frame-grained features or object-grained features by 3D…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Zeyu Xiong , Daizong Liu , Pan Zhou , Jiahao Zhu

The Transformer is a highly successful deep learning model that has revolutionised the world of artificial neural networks, first in natural language processing and later in computer vision. This model is based on the attention mechanism…

机器学习 · 计算机科学 2023-05-09 Riccardo Ughi , Eugenio Lomurno , Matteo Matteucci

We address the problem of temporal action localization in videos. We pose action localization as a structured prediction over arbitrary-length temporal windows, where each window is scored as the sum of frame-wise classification scores.…

计算机视觉与模式识别 · 计算机科学 2017-04-18 Zehuan Yuan , Jonathan C. Stroud , Tong Lu , Jia Deng

Spatio-temporal graph neural networks have proven efficacy in capturing complex dependencies for urban computing tasks such as forecasting and kriging. Yet, their performance is constrained by the reliance on extensive data for training on…

机器学习 · 计算机科学 2024-11-08 Junfeng Hu , Xu Liu , Zhencheng Fan , Yifang Yin , Shili Xiang , Savitha Ramasamy , Roger Zimmermann

Graph Neural Networks (GNNs) have recently become increasingly popular due to their ability to learn complex systems of relations or interactions arising in a broad spectrum of problems ranging from biology and particle physics to social…

机器学习 · 计算机科学 2020-10-12 Emanuele Rossi , Ben Chamberlain , Fabrizio Frasca , Davide Eynard , Federico Monti , Michael Bronstein

Feature generation is a critical step in machine learning, aiming to enhance model performance by capturing complex relationships within the data and generating meaningful new features. Traditional feature generation methods heavily rely on…

机器学习 · 计算机科学 2025-05-29 Wanfu Gao , Zengyao Man , Zebin He , Yuhao Tang , Jun Gao , Kunpeng Liu

This work investigates the problem of learning temporal interaction networks. A temporal interaction network consists of a series of chronological interactions between users and items. Previous methods tackle this problem by using different…

社会与信息网络 · 计算机科学 2021-07-09 Jiangxia Cao , Xixun Lin , Xin Cong , Shu Guo , Hengzhu Tang , Tingwen Liu , Bin Wang

Temporal action proposals are a common module in action detection pipelines today. Most current methods for training action proposal modules rely on fully supervised approaches that require large amounts of annotated temporal action…

计算机视觉与模式识别 · 计算机科学 2019-10-04 Jingwei Ji , Kaidi Cao , Juan Carlos Niebles

There has been a recent surge of interest in time series modeling using the Transformer architecture. However, forecasting multivariate time series with Transformer presents a unique challenge as it requires modeling both temporal…

机器学习 · 计算机科学 2025-07-04 Yu-Hsiang Lan , Eric K. Oermann

Activity generation plays an important role in activity-based demand modelling systems. While machine learning, especially deep learning, has been increasingly used for mode choice and traffic flow prediction, much less research exploiting…

机器学习 · 计算机科学 2021-04-07 Danh T. Phan , Hai L. Vu

Human Activity Recognition using wearable inertial sensors is foundational to healthcare monitoring, fitness analytics, and context-aware computing, yet its deployment is hindered by cross-user variability arising from heterogeneous…

机器学习 · 计算机科学 2026-03-18 Xiaozhou Ye , Feng Jiang , Zihan Wang , Xiulai Wang , Yutao Zhang , Kevin I-Kai Wang

Interactions between two entities often occur at specific timestamps, which can be modeled as a temporal graph. Exploring the relationships between vertices based on temporal paths is one of the fundamental tasks. In this paper, we conduct…

数据库 · 计算机科学 2025-07-15 Zhiyang Tang , Yanping Wu , Xiangjun Zai , Chen Chen , Xiaoyang Wang , Ying Zhang

Action classification has made great progress, but segmenting and recognizing actions from long untrimmed videos remains a challenging problem. Most state-of-the-art methods focus on designing temporal convolution-based models, but the…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Dazhao Du , Bing Su , Yu Li , Zhongang Qi , Lingyu Si , Ying Shan

Dynamic link prediction plays a crucial role in diverse applications including social network analysis, communication forecasting, and financial modeling. While recent Transformer-based approaches have demonstrated promising results in…

机器学习 · 计算机科学 2026-03-05 Hantong Feng , Yonggang Wu , Duxin Chen , Wenwu Yu

Link prediction on graphs has applications spanning from recommender systems to drug discovery. Temporal link prediction (TLP) refers to predicting future links in a temporally evolving graph and adds additional complexity related to the…

机器学习 · 计算机科学 2025-04-18 Ayan Chatterjee , Barbara Ikica , Babak Ravandi , John Palowitch

Predicting future motions of nearby agents is essential for an autonomous vehicle to take safe and effective actions. In this paper, we propose TSGN, a framework using Temporal Scene Graph Neural Networks with projected vectorized…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Yunong Wu , Thomas Gilles , Bogdan Stanciulescu , Fabien Moutarde

The recent deep generative models for static graphs that are now being actively developed have achieved significant success in areas such as molecule design. However, many real-world problems involve temporal graphs whose topology and…

机器学习 · 计算机科学 2021-03-09 Liming Zhang , Liang Zhao , Shan Qin , Dieter Pfoser

Temporal sentence grounding is a challenging task that aims to localize the moment spans relevant to a language description. Although recent DETR-based models have achieved notable progress by leveraging multiple learnable moment queries,…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Xiaolong Sun , Liushuai Shi , Le Wang , Sanping Zhou , Kun Xia , Yabing Wang , Gang Hua

Random delays weaken the temporal correspondence between actions and subsequent state feedback, making it difficult for agents to identify the true propagation process of action effects. In cross-task scenarios, changes in task objectives…

机器学习 · 计算机科学 2026-05-13 Chenran Zhao , Dianxi Shi , Yaowen Zhang , Chunping Qiu , Shaowu Yang