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Despite the success of vision transformers (ViTs), they still suffer from significant drops in accuracy in the presence of common corruptions, such as noise or blur. Interestingly, we observe that the attention mechanism of ViTs tends to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Yong Guo , David Stutz , Bernt Schiele

Recently, there has been a lot of progress in reducing the computation of deep models at inference time. These methods can reduce both the computational needs and power usage of deep models. Some of these approaches adaptively scale the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 KL Navaneet , Soroush Abbasi Koohpayegani , Essam Sleiman , Hamed Pirsiavash

Vision Transformers are increasingly embedded in industrial systems due to their superior performance, but their memory and power requirements make deploying them to edge devices a challenging task. Hence, model compression techniques are…

Machine Learning · Computer Science 2022-09-29 Swapnil Parekh , Devansh Shah , Pratyush Shukla

Can we use sparse tokens for dense prediction, e.g., segmentation? Although token sparsification has been applied to Vision Transformers (ViT) to accelerate classification, it is still unknown how to perform segmentation from sparse tokens.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Lei Zhou , Huidong Liu , Joseph Bae , Junjun He , Dimitris Samaras , Prateek Prasanna

Adversarial perturbations can be added to images to protect their content from unwanted inferences. These perturbations may, however, be ineffective against classifiers that were not {seen} during the generation of the perturbation, or…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Ricardo Sanchez-Matilla , Chau Yi Li , Ali Shahin Shamsabadi , Riccardo Mazzon , Andrea Cavallaro

Adversarial examples have been demonstrated to threaten many computer vision tasks including object detection. However, the existing attacking methods for object detection have two limitations: poor transferability, which denotes that the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-14 Xingxing Wei , Siyuan Liang , Ning Chen , Xiaochun Cao

We introduce token-consistent stochastic layers in vision transformers, without causing any severe drop in performance. The added stochasticity improves network calibration, robustness and strengthens privacy. We use linear layers with…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Nikola Popovic , Danda Pani Paudel , Thomas Probst , Luc Van Gool

The prominent success of neural networks, mainly in computer vision tasks, is increasingly shadowed by their sensitivity to small, barely perceivable adversarial perturbations in image input. In this work, we aim at explaining this…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Dana Weitzner , Raja Giryes

The vulnerability of face recognition systems to presentation attacks has limited their application in security-critical scenarios. Automatic methods of detecting such malicious attempts are essential for the safe use of facial recognition…

Computer Vision and Pattern Recognition · Computer Science 2021-06-03 Anjith George , Sebastien Marcel

Vision Transformers naturally accommodate sparsity, yet standard tokenization methods confine features to discrete patch grids. This constraint prevents models from fully exploiting sparse regimes, forcing awkward compromises. We propose…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Martine Hjelkrem-Tan , Marius Aasan , Gabriel Y. Arteaga , Adín Ramírez Rivera

While Vision Transformers (ViT) have demonstrated remarkable performance across diverse tasks, their computational demands are substantial, scaling quadratically with the number of processed tokens. Compact attention representations,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Oded Schlesinger , Amirhossein Farzam , J. Matias Di Martino , Guillermo Sapiro

Multimodal large language models (MLLMs) have demonstrated remarkable potential for enhancing scene understanding in autonomous driving systems through powerful logical reasoning capabilities. However, the deployment of these models faces…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Yunsheng Ma , Amr Abdelraouf , Rohit Gupta , Ziran Wang , Kyungtae Han

In recent years, Transformers have achieved remarkable progress in computer vision tasks. However, their global modeling often comes with substantial computational overhead, in stark contrast to the human eye's efficient information…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Yuguang Zhang , Qihang Fan , Huaibo Huang

Human visual recognition is a sparse process, where only a few salient visual cues are attended to rather than traversing every detail uniformly. However, most current vision networks follow a dense paradigm, processing every single visual…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Ziteng Gao , Zhan Tong , Limin Wang , Mike Zheng Shou

Vision Transformers have demonstrated exceptional performance across various computer vision tasks, yet their quadratic computational complexity concerning token length remains a significant challenge. To address this, token reduction…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Dong-Jae Lee , Jiwan Hur , Jaehyun Choi , Jaemyung Yu , Junmo Kim

Discrete image tokenizers encode visual inputs as sequences of tokens from a finite vocabulary and are gaining popularity in multimodal systems, including encoder-only, encoder-decoder, and decoder-only models. However, unlike CLIP…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Rishika Bhagwatkar , Irina Rish , Nicolas Flammarion , Francesco Croce

The Vision Transformer has emerged as a powerful tool for image classification tasks, surpassing the performance of convolutional neural networks (CNNs). Recently, many researchers have attempted to understand the robustness of Transformers…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Gihyun Kim , Juyeop Kim , Jong-Seok Lee

This article presents block-wise image encryption for the vision transformer and its applications. Perceptual image encryption for deep learning enables us not only to protect the visual information of plain images but to also embed unique…

Cryptography and Security · Computer Science 2023-08-16 Hitoshi Kiya , Ryota Iijima , Teru Nagamori

The rapid development of large-scale deep learning models questions the affordability of hardware platforms, which necessitates the pruning to reduce their computational and memory footprints. Sparse neural networks as the product, have…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Can Jin , Tianjin Huang , Yihua Zhang , Mykola Pechenizkiy , Sijia Liu , Shiwei Liu , Tianlong Chen

Token compression techniques have recently emerged as powerful tools for accelerating Vision Transformer (ViT) inference in computer vision. Due to the quadratic computational complexity with respect to the token sequence length, these…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Phat Nguyen , Ngai-Man Cheung