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Accurate estimation of building heights is essential for urban planning, infrastructure management, and environmental analysis. In this study, we propose a supervised Multimodal Building Height Regression Network (MBHR-Net) for estimating…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Ritu Yadav , Andrea Nascetti , Yifang Ban

In this paper we tackle a very novel problem, namely height estimation from a single monocular remote sensing image, which is inherently ambiguous, and a technically ill-posed problem, with a large source of uncertainty coming from the…

计算机视觉与模式识别 · 计算机科学 2018-03-01 Lichao Mou , Xiao Xiang Zhu

This paper studies the problem of hybrid holographic beamforming for sum-rate maximization in a communication system assisted by a reconfigurable holographic surface. Existing methodologies predominantly rely on gradient-based or…

信号处理 · 电气工程与系统科学 2025-03-24 Chandan Kumar Sheemar , Wali Ullah Khan , George C. Alexandropoulos , Manzoor Ahmed , Symeon Chatzinotas

Cross-resolution image alignment is a key problem in multiscale gigapixel photography, which requires to estimate homography matrix using images with large resolution gap. Existing deep homography methods concatenate the input images or…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Ruizhi Shao , Gaochang Wu , Yuemei Zhou , Ying Fu , Yebin Liu

Transformer-based models have improved predictive modeling on longitudinal electronic health records through large-scale self-supervised pretraining. However, most EHR transformer architectures treat each clinical encounter as an unordered…

机器学习 · 计算机科学 2026-03-17 Krish Tadigotla

Whereas naturally occurring swarms thrive when crowded, physical interactions in robotic swarms are either avoided or carefully controlled, thus limiting their operational density. Here we present a mechanical design rule that allows robots…

软凝聚态物质 · 物理学 2023-02-24 Matan Yah Ben Zion , Jeremy Fersula , Nicolas Bredeche , Olivier Dauchot

3D human pose estimation is a classic and important research direction in the field of computer vision. In recent years, Transformer-based methods have made significant progress in lifting 2D to 3D human pose estimation. However, these…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Jiawen Duan , Jian Xiang , Zhiqiang Li , Linlin Xue , Wan Xiang

We present the first geometric deep learning framework based on point cloud representation for 3D four-chamber cardiac reconstruction from cine MRI data. This work addresses a long-standing limitation in conventional cine MRI, which…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Zhengda Ma , Abhirup Banerjee

To address the need for high-precision localization of climbing robots in complex high-altitude environments, this paper proposes a multi-sensor fusion system that overcomes the limitations of single-sensor approaches. Firstly, the…

机器人学 · 计算机科学 2025-10-27 Shuning Zhang , Zhanchen Zhu , Xiangyu Chen , Yunheng Wang , Xu Jiang , Peibo Duan , Renjing Xu

Accurately predicting future pedestrian trajectories is crucial across various domains. Due to the uncertainty in future pedestrian trajectories, it is important to learn complex spatio-temporal representations in multi-agent scenarios. To…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Pranav Singh Chib , Pravendra Singh

Hybrid beamforming (HBF) is an attractive technology for practical massive multiple-input and multiple-output (MIMO) millimeter wave (mmWave) systems. Compared with the fully-connected HBF architecture, the partially-connected one can…

信息论 · 计算机科学 2020-10-12 Xingyu Zhao , Tian Lin , Yu Zhu , Jun Zhang

Change detection plays a fundamental role in Earth observation for analyzing temporal iterations over time. However, recent studies have largely neglected the utilization of multimodal data that presents significant practical and technical…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Biyuan Liu , Huaixin Chen , Kun Li , Michael Ying Yang

Heterogeneous federated learning (HtFL) aims to enable collaboration among clients that differ in both data distributions and model architectures. Prototype-based methods, which communicate class-level feature centers (prototypes) instead…

人工智能 · 计算机科学 2026-05-08 Xinghao Wu , Jianwei Niu , Guogang Zhu , Xuefeng Liu , Shaojie Tang , Jiayuan Zhang

Urban morphology, examining city spatial configurations, links urban design to sustainability. Morphology metrics play a fundamental role in performance-driven computational urban design (CUD) which integrates urban form generation,…

计算工程、金融与科学 · 计算机科学 2025-06-16 Chenyi Cai , Biao Li , Qiyan Zhang , Xiao Wang , Filip Biljecki , Pieter Herthogs

Unifying the correlative single-view satellite image building extraction and height estimation tasks indicates a promising way to share representations and acquire generalist model for large-scale urban 3D reconstruction. However, the…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Chaoran Lu , Ningning Cao , Pan Zhang , Ting Liu , Baochai Peng , Guozhang Liu , Mengke Yuan , Sen Zhang , Simin Huang , Tao Wang

In this paper, we introduce a new framework for unsupervised deep homography estimation. Our contributions are 3 folds. First, unlike previous methods that regress 4 offsets for a homography, we propose a homography flow representation,…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Nianjin Ye , Chuan Wang , Haoqiang Fan , Shuaicheng Liu

Neural Signed Distance Functions (SDFs) excel at reconstructing watertight manifolds but fail on thin structures and open boundaries due to strict inside--outside constraints. Conversely, Unsigned Distance Fields (UDFs) accommodate general…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Jiayi Kong , Xuhui Chen , Chen Zong , Fei Hou , Junhui Hou , Wenping Wang , Ying He

Crowd counting presents enormous challenges in the form of large variation in scales within images and across the dataset. These issues are further exacerbated in highly congested scenes. Approaches based on straightforward fusion of…

计算机视觉与模式识别 · 计算机科学 2019-08-30 Vishwanath A Sindagi , Vishal M. Patel

To benefit the complementary information between heterogeneous data, we introduce a new Multimodal Transformer (MMFormer) for Remote Sensing (RS) image classification using Hyperspectral Image (HSI) accompanied by another source of data…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Bo Zhang , Zuheng Ming , Wei Feng , Yaqian Liu , Liang He , Kaixing Zhao

Monocular building height estimation from optical imagery is important for urban morphology characterization but remains challenging due to ambiguous height cues, large inter-city variations in building morphology, and the long-tailed…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Yanjiao Song , Bowen Cai , Timo Balz , Zhenfeng Shao , Neema Simon Sumari , James Magidi , Walter Musakwa