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Recent studies have highlighted the potential of adapting the Segment Anything Model (SAM) for various downstream tasks. However, constructing a more powerful and generalizable encoder to further enhance performance remains an open…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Xinyu Xiong , Zihuang Wu , Lei Zhang , Lei Lu , Ming Li , Guanbin Li

For the semantic segmentation of images, state-of-the-art deep neural networks (DNNs) achieve high segmentation accuracy if that task is restricted to a closed set of classes. However, as of now DNNs have limited ability to operate in an…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Svenja Uhlemeyer , Matthias Rottmann , Hanno Gottschalk

Since their inception, Vision Transformers (ViTs) have emerged as a compelling alternative to Convolutional Neural Networks (CNNs) across a wide spectrum of tasks. ViTs exhibit notable characteristics, including global attention, resilience…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Hanan Gani , Nada Saadi , Noor Hussein , Karthik Nandakumar

Developing lightweight Deep Convolutional Neural Networks (DCNNs) and Vision Transformers (ViTs) has become one of the focuses in vision research since the low computational cost is essential for deploying vision models on edge devices.…

Image and Video Processing · Electrical Eng. & Systems 2022-11-11 Jiehua Zhang , Xueyang Zhang , Zhuo Su , Zitong Yu , Yanghe Feng , Xin Lu , Matti Pietikäinen , Li Liu

Hyperspectral images taken from aircraft or satellites contain information from hundreds of spectral bands, within which lie latent lower-dimensional structures that can be exploited for classifying vegetation and other materials. A…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Sam L. Polk , Kangning Cui , Aland H. Y. Chan , David A. Coomes , Robert J. Plemmons , James M. Murphy

As a special type of transformer, Vision Transformers (ViTs) are used to various computer vision applications (CV), such as image recognition. There are several potential problems with convolutional neural networks (CNNs) that can be solved…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Sonain Jamil , Md. Jalil Piran , Oh-Jin Kwon

Vision transformers (ViTs) are quickly becoming the de-facto architecture for computer vision, yet we understand very little about why they work and what they learn. While existing studies visually analyze the mechanisms of convolutional…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Amin Ghiasi , Hamid Kazemi , Eitan Borgnia , Steven Reich , Manli Shu , Micah Goldblum , Andrew Gordon Wilson , Tom Goldstein

Vision transformers (ViTs) inherited the success of NLP but their structures have not been sufficiently investigated and optimized for visual tasks. One of the simplest solutions is to directly search the optimal one via the widely used…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Xiu Su , Shan You , Jiyang Xie , Mingkai Zheng , Fei Wang , Chen Qian , Changshui Zhang , Xiaogang Wang , Chang Xu

Vision Transformer (ViT) architectures traditionally employ a grid-based approach to tokenization independent of the semantic content of an image. We propose a modular superpixel tokenization strategy which decouples tokenization and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Marius Aasan , Odd Kolbjørnsen , Anne Schistad Solberg , Adín Ramirez Rivera

Estimating the number of clusters and cluster structures in unlabeled, complex, and high-dimensional datasets (like images) is challenging for traditional clustering algorithms. In recent years, a matrix reordering-based algorithm called…

Self-supervised pre-training vision transformer (ViT) via masked image modeling (MIM) has been proven very effective. However, customized algorithms should be carefully designed for the hierarchical ViTs, e.g., GreenMIM, instead of using…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Yufei Xu , Jing Zhang , Qiming Zhang , Dacheng Tao

Our work tackles the computational challenges of contrastive learning methods, particularly for the pretraining of Vision Transformers (ViTs). Despite the effectiveness of contrastive learning, the substantial computational resources…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Jinhong Lin , Cheng-En Wu , Yibing Wei , Pedro Morgado

Self-attention-based vision transformers (ViTs) have emerged as a highly competitive architecture in computer vision. Unlike convolutional neural networks (CNNs), ViTs are capable of global information sharing. With the development of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-25 Zhenzhen Chu , Jiayu Chen , Cen Chen , Chengyu Wang , Ziheng Wu , Jun Huang , Weining Qian

Fine-grained classification is challenging because categories can only be discriminated by subtle and local differences. Variances in the pose, scale or rotation usually make the problem more difficult. Most fine-grained classification…

Computer Vision and Pattern Recognition · Computer Science 2014-11-25 Tianjun Xiao , Yichong Xu , Kuiyuan Yang , Jiaxing Zhang , Yuxin Peng , Zheng Zhang

We present an approach to efficiently and effectively adapt a masked image modeling (MIM) pre-trained vanilla Vision Transformer (ViT) for object detection, which is based on our two novel observations: (i) A MIM pre-trained vanilla ViT…

Computer Vision and Pattern Recognition · Computer Science 2022-05-20 Yuxin Fang , Shusheng Yang , Shijie Wang , Yixiao Ge , Ying Shan , Xinggang Wang

The success of Vision Transformer (ViT) in various computer vision tasks has promoted the ever-increasing prevalence of this convolution-free network. The fact that ViT works on image patches makes it potentially relevant to the problem of…

Computer Vision and Pattern Recognition · Computer Science 2023-01-06 Yingyi Chen , Xi Shen , Yahui Liu , Qinghua Tao , Johan A. K. Suykens

In this paper, we present an innovative approach to self-supervised learning for Vision Transformers (ViTs), integrating local masked image modeling with progressive layer freezing. This method focuses on enhancing the efficiency and speed…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Utku Mert Topcuoglu , Erdem Akagündüz

Exemplar learning of visual similarities in an unsupervised manner is a problem of paramount importance to Computer Vision. In this context, however, the recent breakthrough in deep learning could not yet unfold its full potential. With…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Artsiom Sanakoyeu , Miguel A. Bautista , Björn Ommer

Vision transformer (ViT) and its variants have swept through visual learning leaderboards and offer state-of-the-art accuracy in tasks such as image classification, object detection, and semantic segmentation by attending to different parts…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Eric Youn , Sai Mitheran J , Sanjana Prabhu , Siyuan Chen

Vision transformers (ViTs) have significantly changed the computer vision landscape and have periodically exhibited superior performance in vision tasks compared to convolutional neural networks (CNNs). Although the jury is still out on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Ariel N. Lee , Sarah Adel Bargal , Janavi Kasera , Stan Sclaroff , Kate Saenko , Nataniel Ruiz