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We present a portable multiscopic camera system with a dedicated model for novel view and time synthesis in dynamic scenes. Our goal is to render high-quality images for a dynamic scene from any viewpoint at any time using our portable…

Computer Vision and Pattern Recognition · Computer Science 2022-08-31 Tianjia Zhang , Yuen-Fui Lau , Qifeng Chen

Self-captured full-body videos are popular, but most deployments require mounted cameras, carefully-framed shots, and repeated practice. We propose a more convenient solution that enables full-body video capture using handheld mobile…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Bowei Chen , Brian Curless , Ira Kemelmacher-Shlizerman , Steven M. Seitz

This work proposes for the first time to utilize the regular smartphone -- a popular assistive gadget -- to design a novel, non-invasive method for self-monitoring of one's hydration level on a scale of 1 to 4. The proposed method involves…

Signal Processing · Electrical Eng. & Systems 2024-12-04 Rose Alaslani , Levina Perzhilla , Muhammad Mahboob Ur Rahman , Taous-Meriem Laleg-Kirati , Tareq Y. Al-Naffouri

Time synchronization is a critical task in robotic computing such as autonomous driving. In the past few years, as we developed advanced robotic applications, our synchronization system has evolved as well. In this paper, we first introduce…

Robotics · Computer Science 2021-03-31 Shaoshan Liu , Bo Yu , Yahui Liu , Kunai Zhang , Yisong Qiao , Thomas Yuang Li , Jie Tang , Yuhao Zhu

Mobile systems are equipped with a diverse collection of I/O devices, including cameras, microphones, sensors, and modems. There exist many novel use cases for allowing an application on one mobile system to utilize I/O devices from…

Operating Systems · Computer Science 2013-12-18 Ardalan Amiri Sani , Kevin Boos , Min Hong Yun , Lin Zhong

Many robotics and mapping systems contain multiple sensors to perceive the environment. Extrinsic parameter calibration, the identification of the position and rotation transform between the frames of the different sensors, is critical to…

Robotics · Computer Science 2019-08-27 Hongyu Chen , Sören Schwertfeger

Time-resolved techniques have been widely used in time-gated and luminescence lifetime imaging. However, traditional time-resolved systems require expensive lab equipment such as high-speed excitation sources and detectors or complicated…

Instrumentation and Detectors · Physics 2023-10-09 Yan Wang , Sina Sadeghi , Rajesh Paul , Zach Hetzler , Evgeny Danilov , Frances S. Ligler , Qingshan Wei

The ability to choose an appropriate camera view among multiple cameras plays a vital role in TV shows delivery. But it is hard to figure out the statistical pattern and apply intelligent processing due to the lack of high-quality training…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Anyi Rao , Xuekun Jiang , Sichen Wang , Yuwei Guo , Zihao Liu , Bo Dai , Long Pang , Xiaoyu Wu , Dahua Lin , Libiao Jin

We propose DeepMultiCap, a novel method for multi-person performance capture using sparse multi-view cameras. Our method can capture time varying surface details without the need of using pre-scanned template models. To tackle with the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Yang Zheng , Ruizhi Shao , Yuxiang Zhang , Tao Yu , Zerong Zheng , Qionghai Dai , Yebin Liu

We present the design of a productionized end-to-end stereo depth sensing system that does pre-processing, online stereo rectification, and stereo depth estimation with a fallback to monocular depth estimation when rectification is…

Wearable body-attached multi-sensor systems enable detailed analysis of human motion and physiological signals in sports, rehabilitation, and movement research. While wireless synchronization techniques can reliably align sensor data…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Lukas Schulthess , Fabian Pleisch , Matheo Käch , Björn P. Bruhin , Michele Magno , Luca Benini , Christoph Leitner

Videos are a popular media form, where online video streaming has recently gathered much popularity. In this work, we propose a novel method of real-time video stabilization - transforming a shaky video to a stabilized video as if it were…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Jinsoo Choi , Jaesik Park , In So Kweon

Multi-camera multiple people tracking has become an increasingly important area of research due to the growing demand for accurate and efficient indoor people tracking systems, particularly in settings such as retail, healthcare centers,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Hsiang-Wei Huang , Cheng-Yen Yang , Zhongyu Jiang , Pyong-Kun Kim , Kyoungoh Lee , Kwangju Kim , Samartha Ramkumar , Chaitanya Mullapudi , In-Su Jang , Chung-I Huang , Jenq-Neng Hwang

Despite the remarkable advances in image matching and pose estimation, image-based localization of a camera in a temporally-varying outdoor environment is still a challenging problem due to huge appearance disparity between query and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Shen Yan , Yu Liu , Long Wang , Zehong Shen , Zhen Peng , Haomin Liu , Maojun Zhang , Guofeng Zhang , Xiaowei Zhou

Perception is one of the key abilities of autonomous mobile robotic systems, which often relies on fusion of heterogeneous sensors. Although this heterogeneity presents a challenge for sensor calibration, it is also the main prospect for…

Robotics · Computer Science 2019-04-09 Juraj Peršić , Luka Petrović , Ivan Marković , Ivan Petrović

With the rapid advancement of large language models (LLMs), mobile agents have emerged as promising tools for phone automation, simulating human interactions on screens to accomplish complex tasks. However, these agents often suffer from…

Human-Computer Interaction · Computer Science 2026-04-21 Shiquan Zhang , Tianyi Zhang , Le Fang , Simon D'Alfonso , Hong Jia , Vassilis Kostakos

Large screen displays are omnipresent today as a part of infrastructure for presentations and entertainment. Also powerful smartphones with integrated camera(s) are ubiquitous. However, there are not many ways in which smartphones and…

Human-Computer Interaction · Computer Science 2020-04-20 Predrag Lazic

Despite the long history of image and video stitching research, existing academic and commercial solutions still produce strong artifacts. In this work, we propose a wide-baseline video stitching algorithm for linear camera arrays that is…

Computer Vision and Pattern Recognition · Computer Science 2019-08-01 Wei-Sheng Lai , Orazio Gallo , Jinwei Gu , Deqing Sun , Ming-Hsuan Yang , Jan Kautz

It is now possible to estimate 3D human pose from monocular images with off-the-shelf 3D pose estimators. However, many practical applications require fine-grained absolute pose information for which multi-view cues and camera calibration…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 James Tang , Shashwat Suri , Daniel Ajisafe , Bastian Wandt , Helge Rhodin

Never before has any OS been so popular as Android. Existing mobile phones are not simply devices for making phone calls and receiving SMS messages, but powerful communication and entertainment platforms for web surfing, social networking,…

Cryptography and Security · Computer Science 2023-02-16 Xiaoyu Sun