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We here propose a novel hierarchical transformer model that adeptly integrates the feature extraction capabilities of Convolutional Neural Networks (CNNs) with the advanced representational potential of Vision Transformers (ViTs).…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Xiaoya Tang , Bodong Zhang , Beatrice S. Knudsen , Tolga Tasdizen

Most existing transformer based video instance segmentation methods extract per frame features independently, hence it is challenging to solve the appearance deformation problem. In this paper, we observe the temporal information is…

Computer Vision and Pattern Recognition · Computer Science 2023-01-24 Zhenghao Zhang , Fangtao Shao , Zuozhuo Dai , Siyu Zhu

Pansharpening aims to fuse a registered high-resolution panchromatic image (PAN) with a low-resolution hyperspectral image (LR-HSI) to generate an enhanced HSI with high spectral and spatial resolution. Existing pansharpening approaches…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Wele Gedara Chaminda Bandara , Vishal M. Patel

Transformers have greatly advanced the state-of-the-art in Natural Language Processing (NLP) in recent years, but present very large computation and storage requirements. We observe that the design process of Transformers (pre-train a…

Computation and Language · Computer Science 2022-06-13 Amrit Nagarajan , Sanchari Sen , Jacob R. Stevens , Anand Raghunathan

Accommodating long sequences efficiently in autoregressive Transformers, especially within an extended context window, poses significant challenges due to the quadratic computational complexity and substantial KV memory requirements…

Computation and Language · Computer Science 2024-06-25 Chao Lou , Zixia Jia , Zilong Zheng , Kewei Tu

Surface defect detection is an extremely crucial step to ensure the quality of industrial products. Nowadays, convolutional neural networks (CNNs) based on encoder-decoder architecture have achieved tremendous success in various defect…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Junpu Wang , Guili Xu , Fuju Yan , Jinjin Wang , Zhengsheng Wang

Multi-task networks can potentially improve performance and computational efficiency compared to single-task networks, facilitating online deployment. However, current multi-task architectures in point cloud perception combine multiple…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Christopher Lang , Alexander Braun , Lars Schillingmann , Abhinav Valada

Deep learning models have become pivotal in the field of video processing and is increasingly critical in practical applications such as autonomous driving and object detection. Although Vision Transformers (ViTs) have demonstrated their…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Kunyun Wang , Shuo Yang , Jieru Zhao , Wenchao Ding , Quan Chen , Jingwen Leng , Minyi Guo

Vision Transformer (ViT) models have demonstrated a breakthrough in a wide range of computer vision tasks. However, compared to the Convolutional Neural Network (CNN) models, it has been observed that the ViT models struggle to capture…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Reza Azad , Amirhossein Kazerouni , Babak Azad , Ehsan Khodapanah Aghdam , Yury Velichko , Ulas Bagci , Dorit Merhof

We propose a novel solution for the task of video panoptic segmentation, that simultaneously predicts pixel-level semantic and instance segmentation and generates clip-level instance tracks. Our network, named VPS-Transformer, with a hybrid…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Andra Petrovai , Sergiu Nedevschi

Although convolutional networks (ConvNets) have enjoyed great success in computer vision (CV), it suffers from capturing global information crucial to dense prediction tasks such as object detection and segmentation. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Haotian Yan , Zhe Li , Weijian Li , Changhu Wang , Ming Wu , Chuang Zhang

While convolutional neural networks have shown a tremendous impact on various computer vision tasks, they generally demonstrate limitations in explicitly modeling long-range dependencies due to the intrinsic locality of the convolution…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Guanglei Yang , Hao Tang , Mingli Ding , Nicu Sebe , Elisa Ricci

We introduce PointConvFormer, a novel building block for point cloud based deep network architectures. Inspired by generalization theory, PointConvFormer combines ideas from point convolution, where filter weights are only based on relative…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Wenxuan Wu , Li Fuxin , Qi Shan

Vision Transformers (ViTs) mark a revolutionary advance in neural networks with their token mixer's powerful global context capability. However, the pairwise token affinity and complex matrix operations limit its deployment on…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Tianfang Zhang , Lei Li , Yang Zhou , Wentao Liu , Chen Qian , Jenq-Neng Hwang , Xiangyang Ji

Transformer-based architectures have demonstrated remarkable success across various domains, but their deployment on edge devices remains challenging due to high memory and computational demands. In this paper, we introduce a novel Reuse…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Seul-Ki Yeom , Tae-Ho Kim

Transformers, renowned for their powerful feature extraction capabilities, have played an increasingly prominent role in various vision tasks. Especially, recent advancements present transformer with hierarchical structures such as Dilated…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Jinghuai Jie , Yan Guo , Guixing Wu , Junmin Wu , Baojian Hua

Deep learning models are increasingly utilized on resource-constrained edge devices for real-time data analytics. Recently, Vision Transformer and their variants have shown exceptional performance in various computer vision tasks. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Xiang Liu , Yijun Song , Xia Li , Yifei Sun , Huiying Lan , Zemin Liu , Linshan Jiang , Jialin Li

Age estimation from facial images is a complex and multifaceted challenge in computer vision. In this study, we present a novel hybrid architecture that combines ConvNeXt, a state-of-the-art advancement of convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Gaby Maroun , Salah Eddine Bekhouche , Fadi Dornaika

For medical image semantic segmentation (MISS), Vision Transformers have emerged as strong alternatives to convolutional neural networks thanks to their inherent ability to capture long-range correlations. However, existing research uses…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Qianying Liu , Chaitanya Kaul , Jun Wang , Christos Anagnostopoulos , Roderick Murray-Smith , Fani Deligianni

Vision Transformers have witnessed prevailing success in a series of vision tasks. However, these Transformers often rely on extensive computational costs to achieve high performance, which is burdensome to deploy on resource-constrained…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Wei Li , Xing Wang , Xin Xia , Jie Wu , Jiashi Li , Xuefeng Xiao , Min Zheng , Shiping Wen