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Data augmentation is a necessity to enhance data efficiency in deep learning. For vision-language pre-training, data is only augmented either for images or for text in previous works. In this paper, we present MixGen: a joint data…

Computer Vision and Pattern Recognition · Computer Science 2023-01-11 Xiaoshuai Hao , Yi Zhu , Srikar Appalaraju , Aston Zhang , Wanqian Zhang , Bo Li , Mu Li

Progress in digital pathology is hindered by high-resolution images and the prohibitive cost of exhaustive localized annotations. The commonly used paradigm to categorize pathology images is patch-based processing, which often incorporates…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Thomas Stegmüller , Behzad Bozorgtabar , Antoine Spahr , Jean-Philippe Thiran

Vision Transformers (ViTs) have achieved remarkable success in various computer vision tasks. However, ViTs have a huge computational cost due to their inherent reliance on multi-head self-attention (MHSA), prompting efforts to accelerate…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Seungdong Yoa , Seungjun Lee , Hyeseung Cho , Bumsoo Kim , Woohyung Lim

Vision Transformers (ViTs) have emerged as state-of-the-art models for various vision tasks recently. However, their heavy computation costs remain daunting for resource-limited devices. To address this, researchers have dedicated…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Ao Wang , Hui Chen , Zijia Lin , Sicheng Zhao , Jungong Han , Guiguang Ding

Vision transformers have achieved great successes in many computer vision tasks. Most methods generate vision tokens by splitting an image into a regular and fixed grid and treating each cell as a token. However, not all regions are equally…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Wang Zeng , Sheng Jin , Wentao Liu , Chen Qian , Ping Luo , Wanli Ouyang , Xiaogang Wang

In this paper, we introduce a novel visual representation learning which relies on a handful of adaptively learned tokens, and which is applicable to both image and video understanding tasks. Instead of relying on hand-designed splitting…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Michael S. Ryoo , AJ Piergiovanni , Anurag Arnab , Mostafa Dehghani , Anelia Angelova

The input tokens to Vision Transformers carry little semantic meaning as they are defined as regular equal-sized patches of the input image, regardless of its content. However, processing uniform background areas of an image should not…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Jakob Drachmann Havtorn , Amelie Royer , Tijmen Blankevoort , Babak Ehteshami Bejnordi

Since their emergence, Convolutional Neural Networks (CNNs) have made significant strides in medical image analysis. However, the local nature of the convolution operator may pose a limitation for capturing global and long-range…

Image and Video Processing · Electrical Eng. & Systems 2024-04-01 Abdul Rehman Khan , Asifullah Khan

Vision Transformer models process input images by dividing them into a spatially regular grid of equal-size patches. Conversely, Transformers were originally introduced over natural language sequences, where each token represents a subword…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Tomer Ronen , Omer Levy , Avram Golbert

Tokenizer, serving as a translator to map the intricate visual data into a compact latent space, lies at the core of visual generative models. Based on the finding that existing tokenizers are tailored to image or video inputs, this paper…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Junke Wang , Yi Jiang , Zehuan Yuan , Binyue Peng , Zuxuan Wu , Yu-Gang Jiang

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

Deep convolutional neural networks (CNNs) for image denoising are usually trained on large datasets. These models achieve the current state of the art, but they have difficulties generalizing when applied to data that deviate from the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Sreyas Mohan , Joshua L. Vincent , Ramon Manzorro , Peter A. Crozier , Eero P. Simoncelli , Carlos Fernandez-Granda

In language processing, transformers benefit greatly from text being condensed. This is achieved through a larger vocabulary that captures word fragments instead of plain characters. This is often done with Byte Pair Encoding. In the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Tim Elsner , Paula Usinger , Julius Nehring-Wirxel , Gregor Kobsik , Victor Czech , Yanjiang He , Isaak Lim , Leif Kobbelt

Vision Transformers (ViTs) have recently dominated a range of computer vision tasks, yet it suffers from low training data efficiency and inferior local semantic representation capability without appropriate inductive bias. Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Cong Wang , Hongmin Xu , Xiong Zhang , Li Wang , Zhitong Zheng , Haifeng Liu

Mixup has become a popular augmentation strategy for image classification, yet its naive pixel-wise interpolation often produces unrealistic images that can hinder learning, particularly in high-stakes medical applications. We propose…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Hugo Carlesso , Maria Eliza Patulea , Moncef Garouani , Radu Tudor Ionescu , Josiane Mothe

Conventional Vision-Language Models(VLMs) typically utilize a fixed number of vision tokens, regardless of task complexity. This one-size-fits-all strategy introduces notable inefficiencies: using excessive tokens leads to unnecessary…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Junshan Hu , Jialiang Mao , Zhikang Liu , Zhongpu Xia , Peng Jia , Xianpeng Lang

Given a degraded input image, image restoration aims to recover the missing high-quality image content. Numerous applications demand effective image restoration, e.g., computational photography, surveillance, autonomous vehicles, and remote…

Image and Video Processing · Electrical Eng. & Systems 2022-05-04 Syed Waqas Zamir , Aditya Arora , Salman Khan , Munawar Hayat , Fahad Shahbaz Khan , Ming-Hsuan Yang , Ling Shao

The adoption of Vision Transformers (ViTs) in resource-constrained applications necessitates improvements in inference throughput. To this end several token pruning and merging approaches have been proposed that improve efficiency by…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Benjamin Bergner , Christoph Lippert , Aravindh Mahendran

We present TokenFlow, a novel unified image tokenizer that bridges the long-standing gap between multimodal understanding and generation. Prior research attempt to employ a single reconstruction-targeted Vector Quantization (VQ) encoder for…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Liao Qu , Huichao Zhang , Yiheng Liu , Xu Wang , Yi Jiang , Yiming Gao , Hu Ye , Daniel K. Du , Zehuan Yuan , Xinglong Wu

We present a simple method, CropMix, for the purpose of producing a rich input distribution from the original dataset distribution. Unlike single random cropping, which may inadvertently capture only limited information, or irrelevant…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Junlin Han , Lars Petersson , Hongdong Li , Ian Reid