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In light of the continuous transmission and evolution of SARS-CoV-2 coupled with a significant decline in clinical testing, there is a pressing need for scalable, cost-effective, long-term, passive surveillance tools to effectively monitor…

Prior works have proposed several strategies to reduce the computational cost of self-attention mechanism. Many of these works consider decomposing the self-attention procedure into regional and local feature extraction procedures that each…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Ting Yao , Yehao Li , Yingwei Pan , Yu Wang , Xiao-Ping Zhang , Tao Mei

Vision Transformer (ViT) attains state-of-the-art performance in visual recognition, and the variant, Local Vision Transformer, makes further improvements. The major component in Local Vision Transformer, local attention, performs the…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Qi Han , Zejia Fan , Qi Dai , Lei Sun , Ming-Ming Cheng , Jiaying Liu , Jingdong Wang

In recent years, the integration of advanced imaging techniques and deep learning methods has significantly advanced computer-aided diagnosis (CAD) systems for breast cancer detection and classification. Transformers, which have shown great…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Mahtab Ranjbar , Mehdi Mohebbi , Mahdi Cherakhloo , Bijan Vosoughi. Vahdat

For medical image semantic segmentation (MISS), Vision Transformers have emerged as strong alternatives to convolutional neural networks thanks to their inherent ability to capture long-range correlations. However, existing research uses…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Qianying Liu , Chaitanya Kaul , Jun Wang , Christos Anagnostopoulos , Roderick Murray-Smith , Fani Deligianni

Medical image classification and segmentation based on deep learning (DL) are emergency research topics for diagnosing variant viruses of the current COVID-19 situation. In COVID-19 computed tomography (CT) images of the lungs, ground glass…

图像与视频处理 · 电气工程与系统科学 2022-08-08 Shiyi Wang , Guang Yang

This technical report proposes the use of a deep convolutional neural network as a preliminary diagnostic method in the analysis of chest computed tomography images from patients with symptoms of Severe Acute Respiratory Syndrome (SARS) and…

图像与视频处理 · 电气工程与系统科学 2022-08-24 Victor Felipe Reis-Silva

Quantifying the morphology of galaxies has been an important task in astrophysics to understand the formation and evolution of galaxies. In recent years, the data size has been dramatically increasing due to several on-going and upcoming…

星系天体物理 · 物理学 2022-02-07 Joshua Yao-Yu Lin , Song-Mao Liao , Hung-Jin Huang , Wei-Ting Kuo , Olivia Hsuan-Min Ou

In this work we demonstrate the vulnerability of vision transformers (ViTs) to gradient-based inversion attacks. During this attack, the original data batch is reconstructed given model weights and the corresponding gradients. We introduce…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Ali Hatamizadeh , Hongxu Yin , Holger Roth , Wenqi Li , Jan Kautz , Daguang Xu , Pavlo Molchanov

Background: Deep learning has significantly advanced medical image analysis, with Vision Transformers (ViTs) offering a powerful alternative to convolutional models by modeling long-range dependencies through self-attention. However, ViTs…

We introduce A-ViT, a method that adaptively adjusts the inference cost of vision transformer (ViT) for images of different complexity. A-ViT achieves this by automatically reducing the number of tokens in vision transformers that are…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Hongxu Yin , Arash Vahdat , Jose Alvarez , Arun Mallya , Jan Kautz , Pavlo Molchanov

In recent computer vision research, the advent of the Vision Transformer (ViT) has rapidly revolutionized various architectural design efforts: ViT achieved state-of-the-art image classification performance using self-attention found in…

计算机视觉与模式识别 · 计算机科学 2023-01-13 Yuki Tatsunami , Masato Taki

Transformers are popular neural network models that use layers of self-attention and fully-connected nodes with embedded tokens. Vision Transformers (ViT) adapt transformers for image recognition tasks. In order to do this, the images are…

计算机视觉与模式识别 · 计算机科学 2023-04-28 Brian Kenji Iwana , Akihiro Kusuda

Deep learning has shown a tremendous growth in hashing techniques for image retrieval. Recently, Transformer has emerged as a new architecture by utilizing self-attention without convolution. Transformer is also extended to Vision…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Shiv Ram Dubey , Satish Kumar Singh , Wei-Ta Chu

Vision transformers (ViT) usually extract features via forwarding all the tokens in the self-attention layers from top to toe. In this paper, we introduce dynamic token-pass vision transformers (DoViT) for semantic segmentation, which can…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Yuang Liu , Qiang Zhou , Jing Wang , Fan Wang , Jun Wang , Wei Zhang

Genomic surveillance of SARS-CoV-2 has been instrumental in tracking the spread and evolution of the virus during the pandemic. The availability of SARS-CoV-2 molecular sequences isolated from infected individuals, coupled with phylodynamic…

应用统计 · 统计学 2021-08-31 Lorenzo Cappello , Jaehee Kim , Sifan Liu , Julia A. Palacios

The amount of sequencing data for SARS-CoV-2 is several orders of magnitude larger than any virus. This will continue to grow geometrically for SARS-CoV-2, and other viruses, as many countries heavily finance genomic surveillance efforts.…

基因组学 · 定量生物学 2023-04-10 Sarwan Ali , Prakash Chourasia , Zahra Tayebi , Babatunde Bello , Murray Patterson

With fine-grained classification, we identify unique characteristics to distinguish among classes of the same super-class. We are focusing on species recognition in Insecta, as they are critical for biodiversity monitoring and at the base…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Rita Pucci , Vincent J. Kalkman , Dan Stowell

Besides vaccination, as an effective way to mitigate the further spread of COVID-19, fast and accurate screening of individuals to test for the disease is yet necessary to ensure public health safety. We propose COVID-Net UV, an end-to-end…

图像与视频处理 · 电气工程与系统科学 2022-05-19 Hilda Azimi , Ashkan Ebadi , Jessy Song , Pengcheng Xi , Alexander Wong

Vision transformer (ViT) models exhibit substandard optimizability. In particular, they are sensitive to the choice of optimizer (AdamW vs. SGD), optimizer hyperparameters, and training schedule length. In comparison, modern convolutional…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Tete Xiao , Mannat Singh , Eric Mintun , Trevor Darrell , Piotr Dollár , Ross Girshick
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