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Multivariate Time Series (MTS) forecasting plays a vital role in a wide range of applications. Recently, Spatial-Temporal Graph Neural Networks (STGNNs) have become increasingly popular MTS forecasting methods. STGNNs jointly model the…

机器学习 · 计算机科学 2022-08-17 Zezhi Shao , Zhao Zhang , Fei Wang , Yongjun Xu

We introduce Spatial-Temporal Memory Networks for video object detection. At its core, a novel Spatial-Temporal Memory module (STMM) serves as the recurrent computation unit to model long-term temporal appearance and motion dynamics. The…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Fanyi Xiao , Yong Jae Lee

In the era of information explosion, spatio-temporal data mining serves as a critical part of urban management. Considering the various fields demanding attention, e.g., traffic state, human activity, and social event, predicting multiple…

人工智能 · 计算机科学 2023-09-19 Zijian Zhang , Xiangyu Zhao , Qidong Liu , Chunxu Zhang , Qian Ma , Wanyu Wang , Hongwei Zhao , Yiqi Wang , Zitao Liu

In the context of the booming digital economy, recommendation systems, as a key link connecting users and numerous services, face challenges in modeling user behavior sequences on local-life service platforms, including the sparsity of long…

信息检索 · 计算机科学 2025-11-04 Zhaoyu Hu , Jianyang Wang , Hao Guo , Yuan Tian , Erpeng Xue , Xianyang Qi , Hongxiang Lin , Lei Wang , Sheng Chen

Urban flow prediction is a classic spatial-temporal forecasting task that estimates the amount of future traffic flow for a given location. Though models represented by Spatial-Temporal Graph Neural Networks (STGNNs) have established…

机器学习 · 计算机科学 2024-12-10 Haiyang Jiang , Tong Chen , Wentao Zhang , Nguyen Quoc Viet Hung , Yuan Yuan , Yong Li , Lizhen Cui

Spatio-Temporal predictive Learning is a self-supervised learning paradigm that enables models to identify spatial and temporal patterns by predicting future frames based on past frames. Traditional methods, which use recurrent neural…

计算机视觉与模式识别 · 计算机科学 2024-11-18 Andrea Alfarano , Alberto Alfarano , Linda Friso , Andrea Bacciu , Irene Amerini , Fabrizio Silvestri

Learned video compression (LVC) has witnessed remarkable advancements in recent years. Similar as the traditional video coding, LVC inherits motion estimation/compensation, residual coding and other modules, all of which are implemented…

图像与视频处理 · 电气工程与系统科学 2023-09-22 Yanbo Gao , Wenjia Huang , Shuai Li , Hui Yuan , Mao Ye , Siwei Ma

As a type of multi-dimensional sequential data, the spatial and temporal dependencies of electroencephalogram (EEG) signals should be further investigated. Thus, in this paper, we propose a novel spatial-temporal progressive attention model…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Yang Li , Wei Liu , Tianzhi Feng , Fu Li , Chennan Wu , Boxun Fu , Zhifu Zhao , Xiaotian Wang , Guangming Shi

Spiking Neural Networks (SNNs) are inherently suited for continuous learning due to their event-driven temporal dynamics; however, their application to Class-Incremental Learning (CIL) has been hindered by catastrophic forgetting and the…

The widespread deployment of wireless and mobile devices results in a proliferation of spatio-temporal data that is used in applications, e.g., traffic prediction, human mobility mining, and air quality prediction, where spatio-temporal…

数据库 · 计算机科学 2024-04-24 Hao Miao , Yan Zhao , Chenjuan Guo , Bin Yang , Kai Zheng , Feiteng Huang , Jiandong Xie , Christian S. Jensen

By converting low-frame-rate, low-resolution videos into high-frame-rate, high-resolution ones, space-time video super-resolution techniques can enhance visual experiences and facilitate more efficient information dissemination. We propose…

图像与视频处理 · 电气工程与系统科学 2024-07-12 Congrui Fu , Hui Yuan , Shiqi Jiang , Guanghui Zhang , Liquan Shen , Raouf Hamzaoui

In self-supervised spatio-temporal representation learning, the temporal resolution and long-short term characteristics are not yet fully explored, which limits representation capabilities of learned models. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Yuan Yao , Chang Liu , Dezhao Luo , Yu Zhou , Qixiang Ye

Video-language alignment is a crucial multi-modal task that benefits various downstream applications, e.g., video-text retrieval and video question answering. Existing methods either utilize multi-modal information in video-text pairs or…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Shi-Xue Zhang , Hongfa Wang , Xiaobin Zhu , Weibo Gu , Tianjin Zhang , Chun Yang , Wei Liu , Xu-Cheng Yin

We propose Space-time in situ postprocessing (STIPP), a machine learning model that generates spatio-temporally consistent weather forecasts for a network of station locations. Gridded forecasts from classical numerical weather prediction…

大气与海洋物理 · 物理学 2026-01-07 David Landry , Isabelle Gouttevin , Hugo Merizen , Claire Monteleoni , Anastase Charantonis

In this paper, we consider the task of space-time video super-resolution (ST-VSR), namely, expanding a given source video to a higher frame rate and resolution simultaneously. However, most existing schemes either consider a fixed…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Yuantong Zhang , Daiqin Yang , Zhenzhong Chen , Wenpeng Ding

Spatial-temporal forecasting is crucial and widely applicable in various domains such as traffic, energy, and climate. Benefiting from the abundance of unlabeled spatial-temporal data, self-supervised methods are increasingly adapted to…

机器学习 · 计算机科学 2024-12-20 Qi Zheng , Zihao Yao , Yaying Zhang

Short-term plasticity (STP) is a mechanism that stores decaying memories in synapses of the cerebral cortex. In computing practice, STP has been used, but mostly in the niche of spiking neurons, even though theory predicts that it is the…

神经与进化计算 · 计算机科学 2023-08-03 Hector Garcia Rodriguez , Qinghai Guo , Timoleon Moraitis

Effective management of environmental resources and agricultural sustainability heavily depends on accurate soil moisture data. However, datasets like the SMAP/Sentinel-1 soil moisture product often contain missing values across their…

机器学习 · 计算机科学 2023-12-05 Kehui Yao , Jingyi Huang , Jun Zhu

This paper proposes a novel pretext task to address the self-supervised video representation learning problem. Specifically, given an unlabeled video clip, we compute a series of spatio-temporal statistical summaries, such as the spatial…

计算机视觉与模式识别 · 计算机科学 2021-02-01 Jiangliu Wang , Jianbo Jiao , Linchao Bao , Shengfeng He , Wei Liu , Yun-hui Liu

While different variants of perceptual losses have been employed in super-resolution literature to synthesize more realistic, appealing, and detailed high-resolution images, most are convolutional neural networks-based, causing information…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Shoaib Meraj Sami , Md Mahedi Hasan , Mohammad Saeed Ebrahimi Saadabadi , Jeremy Dawson , Nasser Nasrabadi , Raghuveer Rao