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相关论文: 3D CNNs with Adaptive Temporal Feature Resolutions

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In the task of emotion recognition from videos, a key improvement has been to focus on emotions over time rather than a single frame. There are many architectures to address this task such as GRUs, LSTMs, Self-Attention, Transformers, and…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Alexander Mehta , William Yang

Neural Processes combine the strengths of neural networks and Gaussian processes to achieve both flexible learning and fast prediction in stochastic processes. However, a large class of problems comprises underlying temporal dependency…

机器学习 · 计算机科学 2019-10-29 Gautam Singh , Jaesik Yoon , Youngsung Son , Sungjin Ahn

Convolutional neural networks with spatio-temporal 3D kernels (3D CNNs) have an ability to directly extract spatio-temporal features from videos for action recognition. Although the 3D kernels tend to overfit because of a large number of…

计算机视觉与模式识别 · 计算机科学 2017-08-28 Kensho Hara , Hirokatsu Kataoka , Yutaka Satoh

Temporal reasoning is an important aspect of video analysis. 3D CNN shows good performance by exploring spatial-temporal features jointly in an unconstrained way, but it also increases the computational cost a lot. Previous works try to…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Chenxu Luo , Alan Yuille

Multimodal spiking neural networks (SNNs) hold significant potential for energy-efficient sensory processing but face critical challenges in modality imbalance and temporal misalignment. Current approaches suffer from uncoordinated…

机器学习 · 计算机科学 2025-05-21 Jiangrong Shen , Yulin Xie , Qi Xu , Gang Pan , Huajin Tang , Badong Chen

Temporal action localization is an important task of computer vision. Though many methods have been proposed, it still remains an open question how to predict the temporal location of action segments precisely. Most state-of-the-art works…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Ke Yang , Xiaolong Shen , Peng Qiao , Shijie Li , Dongsheng Li , Yong Dou

Although group convolution operators are increasingly used in deep convolutional neural networks to improve the computational efficiency and to reduce the number of parameters, most existing methods construct their group convolution…

机器学习 · 计算机科学 2020-09-30 Qingbei Guo , Xiao-Jun Wu , Josef Kittler , Zhiquan Feng

Convolutional neural networks (CNNs) are deep learning frameworks which are well-known for their notable performance in classification tasks. Hence, many skeleton-based action recognition and segmentation (SBARS) algorithms benefit from…

机器学习 · 计算机科学 2019-11-13 Babak Hosseini , Romain Montagne , Barbara Hammer

Recently skeleton-based action recognition has made signif-icant progresses in the computer vision community. Most state-of-the-art algorithms are based on Graph Convolutional Networks (GCN), andtarget at improving the network structure of…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Zeshi Yang , Kangkang Yin

Skeleton-based action recognition has become popular in recent years due to its efficiency and robustness. Most current methods adopt graph convolutional network (GCN) for topology modeling, but GCN-based methods are limited in…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Jinzhao Luo , Lu Zhou , Guibo Zhu , Guojing Ge , Beiying Yang , Jinqiao Wang

Training deep learning models for accurate spatiotemporal recognition of facial expressions in videos requires significant computational resources. For practical reasons, 3D Convolutional Neural Networks (3D CNNs) are usually trained with…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Théo Ayral , Marco Pedersoli , Simon Bacon , Eric Granger

3D Gaussian Splatting (3DGS) enables high-quality real-time 3D rendering but faces challenges in efficiently scaling to ultra-dense scenes and high-resolution due to computational bottlenecks that limit its use in latency-sensitive…

图形学 · 计算机科学 2026-05-13 Yibo Zhao , Fan Gao , Youcheng Cai , Ligang Liu

Deep learning techniques have become prominent in modern fault diagnosis for complex processes. In particular, convolutional neural networks (CNNs) have shown an appealing capacity to deal with multivariate time-series data by converting…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Saif S. S. Al-Wahaibi , Qiugang Lu

Despite transformers being considered as the new standard in computer vision, convolutional neural networks (CNNs) still outperform them in low-data regimes. Nonetheless, CNNs often make decisions based on narrow, specific regions of input…

计算机视觉与模式识别 · 计算机科学 2024-09-27 David Bertoin , Eduardo Hugo Sanchez , Mehdi Zouitine , Emmanuel Rachelson

Despite recent advances in multi-scale deep representations, their limitations are attributed to expensive parameters and weak fusion modules. Hence, we propose an efficient approach to fuse multi-scale deep representations, called…

计算机视觉与模式识别 · 计算机科学 2016-11-18 Yu Liu , Yanming Guo , Michael S. Lew

Convolutional neural networks (CNNs) and transformer architectures offer strengths for modeling temporal data: CNNs excel at capturing local patterns and translational invariances, while transformers effectively model long-range…

机器学习 · 计算机科学 2025-10-09 Stefano F. Stefenon , João P. Matos-Carvalho , Valderi R. Q. Leithardt , Kin-Choong Yow

Motivated by the previous success of Two-Dimensional Convolutional Neural Network (2D CNN) on image recognition, researchers endeavor to leverage it to characterize videos. However, one limitation of applying 2D CNN to analyze videos is…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Junwu Weng , Donghao Luo , Yabiao Wang , Ying Tai , Chengjie Wang , Jilin Li , Feiyue Huang , Xudong Jiang , Junsong Yuan

In this paper, we propose to use deep 3-dimensional convolutional networks (3D CNNs) in order to address the challenge of modelling spectro-temporal dynamics for speech emotion recognition (SER). Compared to a hybrid of Convolutional Neural…

计算与语言 · 计算机科学 2017-08-18 Jaebok Kim , Khiet P. Truong , Gwenn Englebienne , Vanessa Evers

Graph convolutional networks (GCNs) have emerged as a powerful tool for skeleton-based action and gesture recognition, thanks to their ability to model spatial and temporal dependencies in skeleton data. However, existing GCN-based methods…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Hu Cui , Renjing Huang , Ruoyu Zhang , Tessai Hayama

Spatio-temporal time series (STTS) have been widely used in many applications. However, accurately forecasting STTS is challenging due to complex dynamic correlations in both time and space dimensions. Existing graph neural networks…

机器学习 · 计算机科学 2025-06-03 Jiankai Zheng , Liang Xie