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Transformer is beneficial for image denoising tasks since it can model long-range dependencies to overcome the limitations presented by inductive convolutional biases. However, directly applying the transformer structure to remove noise is…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Kangliang Liu , Xiangcheng Du , Sijie Liu , Yingbin Zheng , Xingjiao Wu , Cheng Jin

Convolutional neural networks are widely used in various segmentation tasks in medical images. However, they are challenged to learn global features adaptively due to the inherent locality of convolutional operations. In contrast, MLP…

Image and Video Processing · Electrical Eng. & Systems 2024-12-25 Jin Yang , Xiaobing Yu , Peijie Qiu

Deep learning Networks play a crucial role in the evolution of a vast number of current machine learning models for solving a variety of real world non-trivial tasks. Such networks use big data which is generally unlabeled unsupervised and…

Neural and Evolutionary Computing · Computer Science 2015-06-26 N. E. Osegi , P. Enyindah

The fully convolutional network (FCN) has dominated salient object detection for a long period. However, the locality of CNN requires the model deep enough to have a global receptive field and such a deep model always leads to the loss of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Sucheng Ren , Qiang Wen , Nanxuan Zhao , Guoqiang Han , Shengfeng He

Unsupervised image retrieval aims to learn the important visual characteristics without any given level to retrieve the similar images for a given query image. The Convolutional Neural Network (CNN)-based approaches have been extensively…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Ayush Dubey , Shiv Ram Dubey , Satish Kumar Singh , Wei-Ta Chu

The remarkable performance of the Transformer architecture in natural language processing has recently also triggered broad interest in Computer Vision. Among other merits, Transformers are witnessed as capable of learning long-range…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Reza Azad , Amirhossein Kazerouni , Moein Heidari , Ehsan Khodapanah Aghdam , Amirali Molaei , Yiwei Jia , Abin Jose , Rijo Roy , Dorit Merhof

Representation learning on networks aims to derive a meaningful vector representation for each node, thereby facilitating downstream tasks such as link prediction, node classification, and node clustering. In heterogeneous text-rich…

Computation and Language · Computer Science 2023-06-06 Bowen Jin , Yu Zhang , Qi Zhu , Jiawei Han

Computer vision researchers have been expecting that neural networks have spatial transformation ability to eliminate the interference caused by geometric distortion for a long time. Emergence of spatial transformer network makes dream come…

Computer Vision and Pattern Recognition · Computer Science 2018-01-31 Chang Shu , Xi Chen , Qiwei Xie , Hua Han

Deep learning has enabled realistic face manipulation (i.e., deepfake), which poses significant concerns over the integrity of the media in circulation. Most existing deep learning techniques for deepfake detection can achieve promising…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Bosheng Yan , Chang-Tsun Li , Xuequan Lu

Hyperspectral unmixing is a blind source separation problem which consists in estimating the reference spectral signatures contained in a hyperspectral image, as well as their relative contribution to each pixel according to a given mixture…

Data Analysis, Statistics and Probability · Physics 2017-11-21 Pierre-Antoine Thouvenin , Nicolas Dobigeon , Jean-Yves Tourneret

Non-linear spectral decompositions of images based on one-homogeneous functionals such as total variation have gained considerable attention in the last few years. Due to their ability to extract spectral components corresponding to objects…

Computer Vision and Pattern Recognition · Computer Science 2020-10-22 Tamara G. Grossmann , Yury Korolev , Guy Gilboa , Carola-Bibiane Schönlieb

Spectral pixels are often a mixture of the pure spectra of the materials, called endmembers, due to the low spatial resolution of hyperspectral sensors, double scattering, and intimate mixtures of materials in the scenes. Unmixing estimates…

Image and Video Processing · Electrical Eng. & Systems 2024-04-29 Behnood Rasti , Alexandre Zouaoui , Julien Mairal , Jocelyn Chanussot

Hyperspectral compressive imaging takes advantage of compressive sensing theory to achieve coded aperture snapshot measurement without temporal scanning, and the entire three-dimensional spatial-spectral data is captured by a…

Image and Video Processing · Electrical Eng. & Systems 2021-08-03 Yubao Sun , Ying Yang , Qingshan Liu , Mohan Kankanhalli

Transformer, the model of choice for natural language processing, has drawn scant attention from the medical imaging community. Given the ability to exploit long-term dependencies, transformers are promising to help atypical convolutional…

Computer Vision and Pattern Recognition · Computer Science 2022-02-07 Hong-Yu Zhou , Jiansen Guo , Yinghao Zhang , Lequan Yu , Liansheng Wang , Yizhou Yu

Hyperspectral imaging (HSI) captures spatial information along with dense spectral measurements across numerous narrow wavelength bands. This rich spectral content has the potential to facilitate robust robotic perception, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Juana Valeria Hurtado , Rohit Mohan , Abhinav Valada

Image matting aims to predict alpha values of elaborate uncertainty areas of natural images, like hairs, smoke, and spider web. However, existing methods perform poorly when faced with highly transparent foreground objects due to the large…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Huanqia Cai , Fanglei Xue , Lele Xu , Lili Guo

In this paper, we propose TransMEF, a transformer-based multi-exposure image fusion framework that uses self-supervised multi-task learning. The framework is based on an encoder-decoder network, which can be trained on large natural image…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Linhao Qu , Shaolei Liu , Manning Wang , Zhijian Song

Deep Convolutional Neural Networks (DCNNs) commonly use generic `max-pooling' (MP) layers to extract deformation-invariant features, but we argue in favor of a more refined treatment. First, we introduce epitomic convolution as a building…

Computer Vision and Pattern Recognition · Computer Science 2014-12-02 George Papandreou , Iasonas Kokkinos , Pierre-André Savalle

Deep feature spaces have the capacity to encode complex transformations of their input data. However, understanding the relative feature-space relationship between two transformed encoded images is difficult. For instance, what is the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-23 Daniel E. Worrall , Stephan J. Garbin , Daniyar Turmukhambetov , Gabriel J. Brostow

Reusable model design becomes desirable with the rapid expansion of computer vision and machine learning applications. In this paper, we focus on the reusability of pre-trained deep convolutional models. Specifically, different from…

Computer Vision and Pattern Recognition · Computer Science 2017-07-21 Xiu-Shen Wei , Chen-Lin Zhang , Jianxin Wu , Chunhua Shen , Zhi-Hua Zhou