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Graphical User Interface (GUI) provides a visual bridge between a software application and end users, through which they can interact with each other. With the upgrading of mobile devices and the development of aesthetics, the visual…

Software Engineering · Computer Science 2022-05-30 Zhe Liu , Chunyang Chen , Junjie Wang , Yuekai Huang , Jun Hu , Qing Wang

Position-aided beam selection methods have been shown to be an effective approach to achieve high beamforming gain while limiting the overhead and latency of initial access in millimeter wave (mmWave) communications. Most research in the…

Signal Processing · Electrical Eng. & Systems 2021-10-14 Sajad Rezaie , Elisabeth de Carvalho , Carles Navarro Manchón

A key challenge for LiDAR-based 3D object detection is to capture sufficient features from large scale 3D scenes especially for distant or/and occluded objects. Albeit recent efforts made by Transformers with the long sequence modeling…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Chao Zhou , Yanan Zhang , Jiaxin Chen , Di Huang

Achieving photorealistic 3D view synthesis and relighting of human portraits is pivotal for advancing AR/VR applications. Existing methodologies in portrait relighting demonstrate substantial limitations in terms of generalization and 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Pramod Rao , Gereon Fox , Abhimitra Meka , Mallikarjun B R , Fangneng Zhan , Tim Weyrich , Bernd Bickel , Hanspeter Pfister , Wojciech Matusik , Mohamed Elgharib , Christian Theobalt

In this paper, we propose a method for coarse camera pose computation which is robust to viewing conditions and does not require a detailed model of the scene. This method meets the growing need of easy deployment of robotics or augmented…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Matthieu Zins , Gilles Simon , Marie-Odile Berger

While visual search for targets within a complex scene might benefit from using augmented-reality (AR) head-mounted display (HMD) technologies helping to efficiently direct human attention, imperfectly reliable automation support could…

Human-Computer Interaction · Computer Science 2023-03-28 Amelia C. Warden , Christopher D. Wickens , Daniel Rehberg , Francisco R. Ortega , Benjamin A. Clegg

Visual 3D motion estimation aims to infer the motion of 2D pixels in 3D space based on visual cues. The key challenge arises from depth variation induced spatio-temporal motion inconsistencies, disrupting the assumptions of local spatial or…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Zengyu Wan , Wei Zhai , Yang Cao , Zhengjun Zha

We present a new test-time optimization method for estimating dense and long-range motion from a video sequence. Prior optical flow or particle video tracking algorithms typically operate within limited temporal windows, struggling to track…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Qianqian Wang , Yen-Yu Chang , Ruojin Cai , Zhengqi Li , Bharath Hariharan , Aleksander Holynski , Noah Snavely

The representation of consistent mixed reality (XR) environments requires adequate real and virtual illumination composition in real-time. Estimating the lighting of a real scenario is still a challenge. Due to the ill-posed nature of the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Bruno Augusto Dorta Marques , Esteban Walter Gonzalez Clua , Anselmo Antunes Montenegro , Cristina Nader Vasconcelos

With the increasing computational power of today's workstations, real-time physically-based rendering is within reach, rapidly gaining attention across a variety of domains. These have expeditiously applied to medicine, where it is a…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Laura Fink , Sing Chun Lee , Jie Ying Wu , Xingtong Liu , Tianyu Song , Yordanka Stoyanova , Marc Stamminger , Nassir Navab , Mathias Unberath

Real-time object pose estimation and tracking is challenging but essential for emerging augmented reality (AR) applications. In general, state-of-the-art methods address this problem using deep neural networks which indeed yield…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Yo-Chung Lau , Kuan-Wei Tseng , I-Ju Hsieh , Hsiao-Ching Tseng , Yi-Ping Hung

Autonomous driving perceives its surroundings for decision making, which is one of the most complex scenarios in visual perception. The success of paradigm innovation in solving the 2D object detection task inspires us to seek an elegant,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Junjie Huang , Guan Huang , Zheng Zhu , Yun Ye , Dalong Du

Depth estimation is an important computer vision problem with many practical applications to mobile devices. While many solutions have been proposed for this task, they are usually very computationally expensive and thus are not applicable…

Edge computing-based 3D perception has received attention in intelligent transportation systems (ITS) because real-time monitoring of traffic candidates potentially strengthens Vehicle-to-Everything (V2X) orchestration. Thanks to the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Haolin Zhang , M S Mekala , Zulkar Nain , Dongfang Yang , Ju H. Park , Ho-Youl Jung

Nowadays, smartphones are ubiquitous, and almost everyone owns one. At the same time, the rapid development of AI has spurred extensive research on applying deep learning techniques to image classification. However, due to the limited…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Huu-Phong Phan-Nguyen , Anh Dao , Tien-Huy Nguyen , Tuan Quang , Huu-Loc Tran , Tinh-Anh Nguyen-Nhu , Huy-Thach Pham , Quan Nguyen , Hoang M. Le , Quang-Vinh Dinh

Light detection and ranging (LiDAR) sensors are becoming available on modern mobile devices and provide a 3D sensing capability. This new capability is beneficial for perceptions in various use cases, but it is challenging for…

Multimedia · Computer Science 2023-07-28 Jin Heo , Christopher Phillips , Ada Gavrilovska

This paper presents a sensor-aided pose-aware beamwidth adaptation design for a conceptual extended reality (XR) Head-Mounted Display (HMD) equipped with a 2D planar array. The beam is tracked and adapted on the user side by leveraging HMD…

Information Theory · Computer Science 2024-04-30 Alperen Duru , Mohammad Mozaffari , Mehrnaz Afshang , Ticao Zhang , Talha Khan , Todd E. Humphreys , Jeffrey G. Andrews

Modern perception systems in the field of autonomous driving rely on 3D data analysis. LiDAR sensors are frequently used to acquire such data due to their increased resilience to different lighting conditions. Although rotating LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Meytal Rapoport-Lavie , Dan Raviv

Inverse path tracing has recently been applied to joint material and lighting estimation, given geometry and multi-view HDR observations of an indoor scene. However, it has two major limitations: path tracing is expensive to compute, and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Liwen Wu , Rui Zhu , Mustafa B. Yaldiz , Yinhao Zhu , Hong Cai , Janarbek Matai , Fatih Porikli , Tzu-Mao Li , Manmohan Chandraker , Ravi Ramamoorthi

Accurate monocular metric depth estimation (MMDE) is crucial to solving downstream tasks in 3D perception and modeling. However, the remarkable accuracy of recent MMDE methods is confined to their training domains. These methods fail to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Luigi Piccinelli , Yung-Hsu Yang , Christos Sakaridis , Mattia Segu , Siyuan Li , Luc Van Gool , Fisher Yu