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We combine vision transformers with operator learning to solve diverse inverse problems described by partial differential equations (PDEs). Our approach, named ViTO, combines a U-Net based architecture with a vision transformer. We apply…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Oded Ovadia , Adar Kahana , Panos Stinis , Eli Turkel , George Em Karniadakis

Visual Transformers (VTs) are emerging as an architectural paradigm alternative to Convolutional networks (CNNs). Differently from CNNs, VTs can capture global relations between image elements and they potentially have a larger…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Yahui Liu , Enver Sangineto , Wei Bi , Nicu Sebe , Bruno Lepri , Marco De Nadai

Vision Transformers (ViT) have been shown to attain highly competitive performance for a wide range of vision applications, such as image classification, object detection and semantic image segmentation. In comparison to convolutional…

Computer Vision and Pattern Recognition · Computer Science 2022-06-24 Andreas Steiner , Alexander Kolesnikov , Xiaohua Zhai , Ross Wightman , Jakob Uszkoreit , Lucas Beyer

Predicting volatility in financial markets, including stocks, index ETFs, foreign exchange, and cryptocurrencies, remains a challenging task due to the inherent complexity and non-linear dynamics of these time series. In this study, I apply…

Statistical Finance · Quantitative Finance 2024-10-17 Alex Li

We study a crucial yet often overlooked issue inherent to Vision Transformers (ViTs): feature maps of these models exhibit grid-like artifacts, which hurt the performance of ViTs in downstream dense prediction tasks such as semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Jiawei Yang , Katie Z Luo , Jiefeng Li , Congyue Deng , Leonidas Guibas , Dilip Krishnan , Kilian Q Weinberger , Yonglong Tian , Yue Wang

Vision transformers (ViTs) have found only limited practical use in processing images, in spite of their state-of-the-art accuracy on certain benchmarks. The reason for their limited use include their need for larger training datasets and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-26 Pranav Jeevan , Amit sethi

In recent years, deep neural networks (DNNs) trained with transformed data have been applied to various applications such as privacy-preserving learning, access control, and adversarial defenses. However, the use of transformed data…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Teru Nagamori , Sayaka Shiota , Hitoshi Kiya

With Vision Transformers (ViTs) making great advances in a variety of computer vision tasks, recent literature have proposed various variants of vanilla ViTs to achieve better efficiency and efficacy. However, it remains unclear how their…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Rui Tian , Zuxuan Wu , Qi Dai , Han Hu , Yu-Gang Jiang

With the rapid progress of generative models, the current challenge in face forgery detection is how to effectively detect realistic manipulated faces from different unseen domains. Though previous studies show that pre-trained Vision…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Anwei Luo , Rizhao Cai , Chenqi Kong , Yakun Ju , Xiangui Kang , Jiwu Huang , Alex C. Kot

Despite the demonstrated effectiveness of transformer models in NLP, and image and video classification, the available tools for extracting features from captured IoT network flow packets fail to capture sequential patterns in addition to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Hassan Wasswa , Timothy Lynar , Aziida Nanyonga , Hussein Abbass

Vision Transformers (ViTs) have demonstrated state-of-the-art performance on many Computer Vision Tasks. Unfortunately, deploying these large-scale ViTs is resource-consuming and impossible for many mobile devices. While most in the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Nahid Alam , Steven Kolawole , Simardeep Sethi , Nishant Bansali , Karina Nguyen

Transformers have revolutionized deep learning based computer vision with improved performance as well as robustness to natural corruptions and adversarial attacks. Transformers are used predominantly for 2D vision tasks, including image…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Hemang Chawla , Arnav Varma , Elahe Arani , Bahram Zonooz

Accurate option pricing is essential for effective trading and risk management in financial markets, yet it remains challenging due to market volatility and the limitations of traditional models like Black-Scholes. In this paper, we…

Computational Engineering, Finance, and Science · Computer Science 2025-06-09 Feliks Bańka , Jarosław A. Chudziak

While Convolutional Neural Networks (CNNs) have been widely successful in 2D human pose estimation, Vision Transformers (ViTs) have emerged as a promising alternative to CNNs, boosting state-of-the-art performance. However, the quadratic…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Kaleab A. Kinfu , Rene Vidal

Deep Convolutional Neural Networks (CNNs) have long been the architecture of choice for computer vision tasks. Recently, Transformer-based architectures like Vision Transformer (ViT) have matched or even surpassed ResNets for image…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Srinadh Bhojanapalli , Ayan Chakrabarti , Daniel Glasner , Daliang Li , Thomas Unterthiner , Andreas Veit

Deep neural networks can be converted to multi-exit architectures by inserting early exit branches after some of their intermediate layers. This allows their inference process to become dynamic, which is useful for time critical IoT…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Arian Bakhtiarnia , Qi Zhang , Alexandros Iosifidis

This paper tackles a significant challenge faced by Vision Transformers (ViTs): their constrained scalability across different image resolutions. Typically, ViTs experience a performance decline when processing resolutions different from…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Qihang Fan , Quanzeng You , Xiaotian Han , Yongfei Liu , Yunzhe Tao , Huaibo Huang , Ran He , Hongxia Yang

Event cameras report local changes of brightness through an asynchronous stream of output events. Events are spatially sparse at pixel locations with little brightness variation. We propose using a visual transformer (ViT) architecture to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Zuowen Wang , Yuhuang Hu , Shih-Chii Liu

Vision Transformers (ViTs) have delivered remarkable progress through global self-attention, yet their quadratic complexity can become prohibitive for high-resolution inputs. In this work, we present ViT-Linearizer, a cross-architecture…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Guoyizhe Wei , Rama Chellappa

Although deep learning models have had great success in natural language processing and computer vision, we do not observe comparable improvements in the case of tabular data, which is still the most common data type used in biological,…

Machine Learning · Computer Science 2025-04-28 Witold Wydmański , Ulvi Movsum-zada , Jacek Tabor , Marek Śmieja
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