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Recently, masked image modeling (MIM) has offered a new methodology of self-supervised pre-training of vision transformers. A key idea of efficient implementation is to discard the masked image patches (or tokens) throughout the target…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Xiaosong Zhang , Yunjie Tian , Wei Huang , Qixiang Ye , Qi Dai , Lingxi Xie , Qi Tian

Video-Text Retrieval has been a hot research topic with the growth of multimedia data on the internet. Transformer for video-text learning has attracted increasing attention due to its promising performance. However, existing cross-modal…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Song Liu , Haoqi Fan , Shengsheng Qian , Yiru Chen , Wenkui Ding , Zhongyuan Wang

Transformer-based architectures start to emerge in single image super resolution (SISR) and have achieved promising performance. Most existing Vision Transformers divide images into the same number of patches with a fixed size, which may…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Qing Cai , Yiming Qian , Jinxing Li , Jun Lv , Yee-Hong Yang , Feng Wu , David Zhang

Gait recognition is a remote biometric technology that utilizes the dynamic characteristics of human movement to identify individuals even under various extreme lighting conditions. Due to the limitation in spatial perception capability…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Jiaxing Hao , Yanxi Wang , Zhigang Chang , Hongmin Gao , Zihao Cheng , Chen Wu , Xin Zhao , Peiye Fang , Rachmat Muwardi

Vision Transformer (ViT) has brought new breakthroughs to the field of image classification by introducing the self-attention mechanism and Graph Convolutional Networks(GCN) have been proposed and successfully applied in data representation…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Haibin Jiao

Interpreting hierarchical structures latent in language is a key limitation of current language models (LMs). While previous research has implicitly leveraged these hierarchies to enhance LMs, approaches for their explicit encoding are yet…

Computation and Language · Computer Science 2024-11-22 Yuan He , Zhangdie Yuan , Jiaoyan Chen , Ian Horrocks

We address 2D floorplan reconstruction from 3D scans. Existing approaches typically employ heuristically designed multi-stage pipelines. Instead, we formulate floorplan reconstruction as a single-stage structured prediction task: find a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Yuanwen Yue , Theodora Kontogianni , Konrad Schindler , Francis Engelmann

Extraction of building footprint polygons from remotely sensed data is essential for several urban understanding tasks such as reconstruction, navigation, and mapping. Despite significant progress in the area, extracting accurate polygonal…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Yeshwanth Kumar Adimoolam , Charalambos Poullis , Melinos Averkiou

The task of lane detection has garnered considerable attention in the field of autonomous driving due to its complexity. Lanes can present difficulties for detection, as they can be narrow, fragmented, and often obscured by heavy traffic.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Jia-Qi Zhang , Hao-Bin Duan , Jun-Long Chen , Ariel Shamir , Miao Wang

Visual transformers have achieved remarkable performance in image classification tasks, but this performance gain has come at the cost of interpretability. One of the main obstacles to the interpretation of transformers is the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Guillaume Jeanneret , Loïc Simon , Frédéric Jurie

Transformer architectures have achieved state-of-the-art performance across natural language tasks, yet they fundamentally misrepresent the hierarchical nature of human language by processing text as flat token sequences. This results in…

Computation and Language · Computer Science 2025-09-26 Ayan Sar , Sampurna Roy , Kanav Gupta , Anurag Kaushish , Tanupriya Choudhury , Abhijit Kumar

Large vision and language models learned directly through image-text associations often lack detailed visual substantiation, whereas image segmentation tasks are treated separately from recognition, supervisedly learned without…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Tsung-Wei Ke , Sangwoo Mo , Stella X. Yu

Transformer-based visual trackers have demonstrated significant progress owing to their superior modeling capabilities. However, existing trackers are hampered by low speed, limiting their applicability on devices with limited computational…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Ben Kang , Xin Chen , Dong Wang , Houwen Peng , Huchuan Lu

Accurate medical image segmentation requires both long-range contextual reasoning and precise boundary delineation, a task where existing transformer- and diffusion-based paradigms are frequently bottlenecked by quadratic computational…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Ahmed Marouane Djouama , Abir Belaala , Abdellah Zakaria Sellam , Salah Eddine Bekhouche , Cosimo Distante , Abdenour Hadid

Topological maps are favorable for their small storage compared to geometric map. However, they are limited in relocalization and path planning capabilities. To solve this problem, a feature-based hierarchical topological map (FHT-Map) is…

Robotics · Computer Science 2023-10-24 Kun Song , Wenhang Liu , Gaoming Chen , Xiang Xu , Zhenhua Xiong

Self-supervised pre-training vision transformer (ViT) via masked image modeling (MIM) has been proven very effective. However, customized algorithms should be carefully designed for the hierarchical ViTs, e.g., GreenMIM, instead of using…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Yufei Xu , Jing Zhang , Qiming Zhang , Dacheng Tao

Transformer-based approaches have achieved superior performance in image restoration, since they can model long-term dependencies well. However, the limitation in capturing local information restricts their capacity to remove degradations.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Shihao Zhou , Duosheng Chen , Jinshan Pan , Jufeng Yang

Building detection from satellite multispectral imagery data is being a fundamental but a challenging problem mainly because it requires correct recovery of building footprints from high-resolution images. In this work, we propose a deep…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Geesara Prathap , Ilya Afanasyev

We propose a hierarchical architecture for efficiently computing high-quality solutions to structured mixed-integer programs (MIPs). To reduce computational effort, our approach decouples the original problem into a higher level problem and…

Optimization and Control · Mathematics 2025-12-04 Stefan Clarke , Bartolomeo Stellato

Medical image segmentation remains a formidable challenge due to the label scarcity. Pre-training Vision Transformer (ViT) through masked image modeling (MIM) on large-scale unlabeled medical datasets presents a promising solution,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Fenghe Tang , Qingsong Yao , Wenxin Ma , Chenxu Wu , Zihang Jiang , S. Kevin Zhou