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Related papers: Compact Generalized Non-local Network

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Local and non-local attention-based methods have been well studied in various image restoration tasks while leading to promising performance. However, most of the existing methods solely focus on one type of attention mechanism (local or…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Chong Mou , Jian Zhang , Xiaopeng Fan , Hangfan Liu , Ronggang Wang

Deep convolution-based single image super-resolution (SISR) networks embrace the benefits of learning from large-scale external image resources for local recovery, yet most existing works have ignored the long-range feature-wise…

Computer Vision and Pattern Recognition · Computer Science 2020-06-03 Yiqun Mei , Yuchen Fan , Yuqian Zhou , Lichao Huang , Thomas S. Huang , Humphrey Shi

As an important research topic in computer vision, fine-grained classification which aims to recognition subordinate-level categories has attracted significant attention. We propose a novel region based ensemble learning network for…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Weikuang Li , Tian Wang , Chuanyun Wang , Guangcun Shan , Mengyi Zhang , Hichem Snoussi

With the recent advances in complex networks theory, graph-based techniques for image segmentation has attracted great attention recently. In order to segment the image into meaningful connected components, this paper proposes an image…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Youssef Mourchid , Mohammed El Hassouni , Hocine Cherifi

This paper strives to localize the temporal extent of an action in a long untrimmed video. Where existing work leverages many examples with their start, their ending, and/or the class of the action during training time, we propose few-shot…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Pengwan Yang , Vincent Tao Hu , Pascal Mettes , Cees G. M. Snoek

Nonlocal neural networks have been proposed and shown to be effective in several computer vision tasks, where the nonlocal operations can directly capture long-range dependencies in the feature space. In this paper, we study the nature of…

Machine Learning · Computer Science 2019-01-28 Yunzhe Tao , Qi Sun , Qiang Du , Wei Liu

Recently deep convolutional neural networks have achieved significant success in salient object detection. However, existing state-of-the-art methods require high-end GPUs to achieve real-time performance, which makes them hard to adapt to…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Haofeng Li , Guanbin Li , Binbin Yang , Guanqi Chen , Liang Lin , Yizhou Yu

Locally supervised learning aims to train a neural network based on a local estimation of the global loss function at each decoupled module of the network. Auxiliary networks are typically appended to the modules to approximate the gradient…

Machine Learning · Computer Science 2022-08-02 Hasnain Irshad Bhatti , Jaekyun Moon

Video-based behavior recognition is essential in fields such as public safety, intelligent surveillance, and human-computer interaction. Traditional 3D Convolutional Neural Network (3D CNN) effectively capture local spatiotemporal features…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xiuliang Zhang , Tadiwa Elisha Nyamasvisva , Chuntao Liu

Object segmentation and structure localization are important steps in automated image analysis pipelines for microscopy images. We present a convolution neural network (CNN) based deep learning architecture for segmentation of objects in…

Computer Vision and Pattern Recognition · Computer Science 2019-01-24 Shan E Ahmed Raza , Linda Cheung , Muhammad Shaban , Simon Graham , David Epstein , Stella Pelengaris , Michael Khan , Nasir M. Rajpoot

Non-local patch based methods were until recently state-of-the-art for image denoising but are now outperformed by CNNs. Yet they are still the state-of-the-art for video denoising, as video redundancy is a key factor to attain high…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Axel Davy , Thibaud Ehret , Jean-Michel Morel , Pablo Arias , Gabriele Facciolo

Joint segmentation and classification of fine-grained actions is important for applications of human-robot interaction, video surveillance, and human skill evaluation. However, despite substantial recent progress in large-scale action…

Computer Vision and Pattern Recognition · Computer Science 2016-10-03 Colin Lea , Austin Reiter , Rene Vidal , Gregory D. Hager

While large-scale image-text pretrained models such as CLIP have been used for multiple video-level tasks on trimmed videos, their use for temporal localization in untrimmed videos is still a relatively unexplored task. We design a new…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Shen Yan , Xuehan Xiong , Arsha Nagrani , Anurag Arnab , Zhonghao Wang , Weina Ge , David Ross , Cordelia Schmid

This thesis explore different approaches using Convolutional and Recurrent Neural Networks to classify and temporally localize activities on videos, furthermore an implementation to achieve it has been proposed. As the first step, features…

Computer Vision and Pattern Recognition · Computer Science 2017-03-06 Alberto Montes , Amaia Salvador , Santiago Pascual , Xavier Giro-i-Nieto

Video object detection has made significant progress in recent years thanks to convolutional neural networks (CNNs) and vision transformers (ViTs). Typically, CNNs excel at capturing local features but struggle to model global…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Qiang Qi , Xiao Wang

We developed a real-time, high-quality semi-supervised video object segmentation algorithm. Its accuracy is on par with the most accurate, time-consuming online-learning model, while its speed is similar to the fastest template-matching…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Yu Li , Zhuoran Shen , Ying Shan

Medical image processing tasks such as segmentation often require capturing non-local information. As organs, bones, and tissues share common characteristics such as intensity, shape, and texture, the contextual information plays a critical…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Samuel Joutard , Reuben Dorent , Amanda Isaac , Sebastien Ourselin , Tom Vercauteren , Marc Modat

The widespread use of Multi-layer perceptrons (MLPs) often relies on a fixed activation function (e.g., ReLU, Sigmoid, Tanh) for all nodes within the hidden layers. While effective in many scenarios, this uniformity may limit the networks…

Machine Learning · Computer Science 2025-04-28 Hy Nguyen , Duy Khoa Pham , Srikanth Thudumu , Hung Du , Rajesh Vasa , Kon Mouzakis

Object detection in video and image surveillance is a well-established yet rapidly evolving task, strongly influenced by recent deep learning advancements. This review summarises modern techniques by examining architectural innovations,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-22 Sukana Zulfqar , Sadia Saeed , M. Azam Zia , Anjum Ali , Faisal Mehmood , Abid Ali

Deep learning based methods, such as Convolution Neural Network (CNN), have demonstrated their efficiency in hyperspectral image (HSI) classification. These methods can automatically learn spectral-spatial discriminative features within…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Yu Shen , Sijie Zhu , Chen Chen , Qian Du , Liang Xiao , Jianyu Chen , Delu Pan