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Vision Transformers (ViTs) have achieved impressive performance over various computer vision tasks. However, modeling global correlations with multi-head self-attention (MSA) layers leads to two widely recognized issues: the massive…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Haoyu He , Jianfei Cai , Jing Liu , Zizheng Pan , Jing Zhang , Dacheng Tao , Bohan Zhuang

Vision transformers have achieved significant improvements on various vision tasks but their quadratic interactions between tokens significantly reduce computational efficiency. Many pruning methods have been proposed to remove redundant…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Sifan Long , Zhen Zhao , Jimin Pi , Shengsheng Wang , Jingdong Wang

Vision-Language Models (VLMs) have recently demonstrated remarkable capabilities in visual understanding and reasoning, but they also impose significant computational burdens due to long visual sequence inputs. Recent works address this…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Rinyoichi Takezoe , Yaqian Li , Zihao Bo , Anzhou Hou , Mo Guang , Kaiwen Long

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

In Vision Language Models (VLMs), vision tokens are quantity-heavy yet information-dispersed compared with language tokens, thus consume too much unnecessary computation. Pruning redundant vision tokens for high VLM inference efficiency has…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Guangyuan Li , Rongzhen Zhao , Jinhong Deng , Yanbo Wang , Joni Pajarinen

Vision Transformer (ViT) self-attention mechanism is characterized by feature collapse in deeper layers, resulting in the vanishing of low-level visual features. However, such features can be helpful to accurately represent and identify…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Anxhelo Diko , Danilo Avola , Marco Cascio , Luigi Cinque

Vision tokens in multimodal large language models often dominate huge computational overhead due to their excessive length compared to linguistic modality. Abundant recent methods aim to solve this problem with token pruning, which first…

Computation and Language · Computer Science 2025-06-10 Zichen Wen , Yifeng Gao , Shaobo Wang , Junyuan Zhang , Qintong Zhang , Weijia Li , Conghui He , Linfeng Zhang

The computational demands of Vision Transformers (ViTs) and Vision-Language Models (VLMs) remain a significant challenge due to the quadratic complexity of self-attention. While token pruning offers a promising solution, existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Ahmadreza Jeddi , Negin Baghbanzadeh , Elham Dolatabadi , Babak Taati

Driving in a complex urban environment is a difficult task that requires a complex decision policy. In order to make informed decisions, one needs to gain an understanding of the long-range context and the importance of other vehicles. In…

Machine Learning · Computer Science 2021-09-15 Eshagh Kargar , Ville Kyrki

Vision Transformers (ViTs) achieve state-of-the-art performance in semantic segmentation but are hindered by high computational and memory costs. To address this, we propose STEP (SuperToken and Early-Pruning), a hybrid token-reduction…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Michal Szczepanski , Martyna Poreba , Karim Haroun

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

Vision Transformers (ViTs) have outperformed traditional Convolutional Neural Network architectures and achieved state-of-the-art results in various computer vision tasks. Since ViTs are computationally expensive, the models either have to…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-02-17 Linyi Jiang , Silvery D. Fu , Yifei Zhu , Bo Li

Contrastive image-text pre-trained models such as CLIP have shown remarkable adaptability to downstream tasks. However, they face challenges due to the high computational requirements of the Vision Transformer (ViT) backbone. Current…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Cheng-En Wu , Jinhong Lin , Yu Hen Hu , Pedro Morgado

We present pure-transformer based models for video classification, drawing upon the recent success of such models in image classification. Our model extracts spatio-temporal tokens from the input video, which are then encoded by a series of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Anurag Arnab , Mostafa Dehghani , Georg Heigold , Chen Sun , Mario Lučić , Cordelia Schmid

The Vision Transformer (ViT) architecture has emerged as the backbone of choice for state-of-the-art deep models for computer vision applications. However, ViTs are ill-suited for private inference using secure multi-party computation (MPC)…

Cryptography and Security · Computer Science 2023-10-10 Naren Dhyani , Jianqiao Mo , Minsu Cho , Ameya Joshi , Siddharth Garg , Brandon Reagen , Chinmay Hegde

Vision Transformers (ViTs) have achieved state-of-the-art accuracy on various computer vision tasks. However, their high computational complexity prevents them from being applied to many real-world applications. Weight and token pruning are…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-15 Dhruv Parikh , Shouyi Li , Bingyi Zhang , Rajgopal Kannan , Carl Busart , Viktor Prasanna

The recently developed vision transformer (ViT) has achieved promising results on image classification compared to convolutional neural networks. Inspired by this, in this paper, we study how to learn multi-scale feature representations in…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Chun-Fu Chen , Quanfu Fan , Rameswar Panda

Existing multi-view three-dimensional (3D) object detection approaches widely adopt large-scale pre-trained vision transformer (ViT)-based foundation models as backbones, being computationally complex. To address this problem, current…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Danish Nazir , Antoine Hanna-Asaad , Lucas Görnhardt , Jan Piewek , Thorsten Bagdonat , Tim Fingscheidt

In large vision-language models, visual tokens typically constitute the majority of input tokens, leading to substantial computational overhead. To address this, recent studies have explored pruning redundant or less informative visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Sangin Lee , Yukyung Choi

We present Recurrent Vision Transformers (RVTs), a novel backbone for object detection with event cameras. Event cameras provide visual information with sub-millisecond latency at a high-dynamic range and with strong robustness against…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Mathias Gehrig , Davide Scaramuzza