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Deep neural networks face several challenges in hyperspectral image classification, including insufficient utilization of joint spatial-spectral information, gradient vanishing with increasing depth, and overfitting. To enhance feature…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Guandong Li , Mengxia Ye

Viewpoint change invariance and action temporal consistency are critical aspects for the effective deployment of human action detection of untrimmed videos. Existing appearance-based video detection methods often struggle with limited…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Yannick Porto , Renato Martins , Thomas Chalumeau , Cedric Demonceaux

It is challenging for artificial intelligence systems to achieve accurate video recognition under the scenario of low computation costs. Adaptive inference based efficient video recognition methods typically preview videos and focus on…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Boyang Xia , Wenhao Wu , Haoran Wang , Rui Su , Dongliang He , Haosen Yang , Xiaoran Fan , Wanli Ouyang

Multi-label multi-view action recognition aims to recognize multiple concurrent or sequential actions from untrimmed videos captured by multiple cameras. Existing work has focused on multi-view action recognition in a narrow area with…

计算机视觉与模式识别 · 计算机科学 2024-10-21 Trung Thanh Nguyen , Yasutomo Kawanishi , Takahiro Komamizu , Ichiro Ide

Robotic manipulation with Vision-Language-Action models requires efficient inference over long-horizon multi-modal context, where attention to dense visual tokens dominates computational cost. Existing methods optimize inference speed by…

机器人学 · 计算机科学 2025-09-29 Xiaohuan Pei , Yuxing Chen , Siyu Xu , Yunke Wang , Yuheng Shi , Chang Xu

Online action detection is a task with the aim of identifying ongoing actions from streaming videos without any side information or access to future frames. Recent methods proposed to aggregate fixed temporal ranges of invisible but…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Sanqing Qu , Guang Chen , Dan Xu , Jinhu Dong , Fan Lu , Alois Knoll

Attention mechanisms have significantly boosted the performance of video classification neural networks thanks to the utilization of perspective contexts. However, the current research on video attention generally focuses on adopting a…

计算机视觉与模式识别 · 计算机科学 2022-04-21 Yanbin Hao , Shuo Wang , Pei Cao , Xinjian Gao , Tong Xu , Jinmeng Wu , Xiangnan He

Temporal action detection (TAD) aims to detect the semantic labels and boundaries of action instances in untrimmed videos. Current mainstream approaches are multi-step solutions, which fall short in efficiency and flexibility. In this…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Shimin Chen , Chen Chen , Wei Li , Xunqiang Tao , Yandong Guo

This paper presents A3D, an adaptive 3D network that can infer at a wide range of computational constraints with one-time training. Instead of training multiple models in a grid-search manner, it generates good configurations by trading off…

计算机视觉与模式识别 · 计算机科学 2020-11-26 Sijie Zhu , Taojiannan Yang , Matias Mendieta , Chen Chen

In this paper, we propose a computational efficient end-to-end training deep neural network (CEDNN) model and spatial attention maps based on difference images. Firstly, the difference image is generated by image processing. Then five…

计算机视觉与模式识别 · 计算机科学 2020-11-30 Jing Chen , Chenhui Wang , Kejun Wang , Meichen Liu

The recent advances in Deep Convolutional Neural Networks (DCNNs) have shown extremely good results for video human action classification, however, action detection is still a challenging problem. The current action detection approaches…

计算机视觉与模式识别 · 计算机科学 2018-05-22 Kevin Duarte , Yogesh S Rawat , Mubarak Shah

Typical video classification methods often divide a video into short clips, do inference on each clip independently, then aggregate the clip-level predictions to generate the video-level results. However, processing visually similar clips…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Linchao Zhu , Laura Sevilla-Lara , Du Tran , Matt Feiszli , Yi Yang , Heng Wang

Recently, substantial research effort has focused on how to apply CNNs or RNNs to better extract temporal patterns from videos, so as to improve the accuracy of video classification. In this paper, however, we show that temporal…

计算机视觉与模式识别 · 计算机科学 2017-11-28 Xiang Long , Chuang Gan , Gerard de Melo , Jiajun Wu , Xiao Liu , Shilei Wen

In this paper, we propose the use of a semantic image, an improved representation for video analysis, principally in combination with Inception networks. The semantic image is obtained by applying localized sparse segmentation using global…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Sunder Ali Khowaja , Seok-Lyong Lee

Performing inference on deep learning models for videos remains a challenge due to the large amount of computational resources required to achieve robust recognition. An inherent property of real-world videos is the high correlation of…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Bowen Pan , Rameswar Panda , Camilo Fosco , Chung-Ching Lin , Alex Andonian , Yue Meng , Kate Saenko , Aude Oliva , Rogerio Feris

In the field of resource-constrained robots and the need for effective place recognition in multi-robotic systems, this article introduces RecNet, a novel approach that concurrently addresses both challenges. The core of RecNet's…

机器人学 · 计算机科学 2024-10-04 Nikolaos Stathoulopoulos , Mario A. V. Saucedo , Anton Koval , George Nikolakopoulos

Three dimensional (3D) object recognition is becoming a key desired capability for many computer vision systems such as autonomous vehicles, service robots and surveillance drones to operate more effectively in unstructured environments.…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Chenxi Xiao , Juan Wachs

Currently, spatiotemporal features are embraced by most deep learning approaches for human action detection in videos, however, they neglect the important features in frequency domain. In this work, we propose an end-to-end network that…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Changhai Li , Huawei Chen , Jingqing Lu , Yang Huang , Yingying Liu

Deep neural networks have achieved great success for video analysis and understanding. However, designing a high-performance neural architecture requires substantial efforts and expertise. In this paper, we make the first attempt to let…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Wei Peng , Xiaopeng Hong , Guoying Zhao

As moving objects always draw more attention of human eyes, the temporal motive information is always exploited complementarily with spatial information to detect salient objects in videos. Although efficient tools such as optical flow have…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Jing Liu , Jiaxiang Wang , Weikang Wang , Yuting Su