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Semantic aware reconstruction is more advantageous than geometric-only reconstruction for future robotic and AR/VR applications because it represents not only where things are, but also what things are. Object-centric mapping is a task to…

Computer Vision and Pattern Recognition · Computer Science 2021-02-16 Kejie Li , Hamid Rezatofighi , Ian Reid

With the development of computer vision, visual odometry is adopted by more and more mobile robots. However, we found that not only its own pose, but the poses of other moving objects are also crucial for the decision of the robot. In…

Computer Vision and Pattern Recognition · Computer Science 2019-10-16 Qing Zhao , Bin Luo , Yun Zhang

Event cameras are neuromorphically inspired sensors that sparsely and asynchronously report brightness changes. Their unique characteristics of high temporal resolution, high dynamic range, and low power consumption make them well-suited…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Haitao Meng , Chonghao Zhong , Sheng Tang , Lian JunJia , Wenwei Lin , Zhenshan Bing , Yi Chang , Gang Chen , Alois Knoll

Modern optical coherence tomography (OCT) devices provide volumetric images with micrometer-scale spatial resolution and a temporal resolution beyond video rate. In this work, we analyze an OCT-based prototypical tracking system which…

Image and Video Processing · Electrical Eng. & Systems 2020-01-22 Matthias Schlüter , Lukas Glandorf , Johanna Sprenger , Martin Gromniak , Maximilian Neidhardt , Thore Saathoff , Alexander Schlaefer

This paper reports on a novel template-free monocular non-rigid surface reconstruction approach. Existing techniques using motion and deformation cues rely on multiple prior assumptions, are often computationally expensive and do not…

Computer Vision and Pattern Recognition · Computer Science 2017-10-18 Mohammad Dawud Ansari , Vladislav Golyanik , Didier Stricker

We introduce an approach for detecting and tracking detailed 3D poses of multiple people from a single monocular camera stream. Our system maintains temporally coherent predictions in crowded scenes filled with difficult poses and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Alejandro Newell , Peiyun Hu , Lahav Lipson , Stephan R. Richter , Vladlen Koltun

Optical character recognition (OCR), a process that converts printed or handwritten text into machine-readable form, is widely used in assistive technology for people with blindness and low vision. Yet most evaluations rely on static…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Junchi Feng , Nikhil Ballem , Mahya Beheshti , Giles Hamilton-Fletcher , Todd Hudson , Maurizio Porfiri , William H. Seiple , John-Ross Rizzo

Autonomous motion capture (mocap) systems for outdoor scenarios involving flying or mobile cameras rely on i) a robotic front-end to track and follow a human subject in real-time while he/she performs physical activities, and ii) an…

This study aimed to assess the reliability and validity of the Polar V800 to measure vertical jump height. Twenty-two physically active healthy men (age: 22.89 +- 4.23 years; body mass: 70.74 +- 8.04 kg; height: 1.74 +- 0.76 m) were…

Current motion capture (MoCap) systems generally require markers and multiple calibrated cameras, which can be used only in constrained environments. In this work we introduce a drone-based system for 3D human MoCap. The system only needs…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Xiaowei Zhou , Sikang Liu , Georgios Pavlakos , Vijay Kumar , Kostas Daniilidis

Flexible endoscope motion tracking and analysis in mechanical simulators have proven useful for endoscopy training. Common motion tracking methods based on electromagnetic tracker are however limited by their high cost and material…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Yuelin Zhang , Kim Yan , Chun Ping Lam , Chengyu Fang , Wenxuan Xie , Yufu Qiu , Raymond Shing-Yan Tang , Shing Shin Cheng

Monocular vision-based Simultaneous Localization and Mapping (SLAM) is used for various purposes due to its advantages in cost, simple setup, as well as availability in the environments where navigation with satellites is not effective.…

Robotics · Computer Science 2018-10-03 Young-Hee Lee , Chen Zhu , Gabriele Giorgi , Christoph Günther

Marker-less monocular 3D human motion capture (MoCap) with scene interactions is a challenging research topic relevant for extended reality, robotics and virtual avatar generation. Due to the inherent depth ambiguity of monocular settings,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Soshi Shimada , Vladislav Golyanik , Zhi Li , Patrick Pérez , Weipeng Xu , Christian Theobalt

We present the first method to capture the 3D total motion of a target person from a monocular view input. Given an image or a monocular video, our method reconstructs the motion from body, face, and fingers represented by a 3D deformable…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Donglai Xiang , Hanbyul Joo , Yaser Sheikh

In sports, such as alpine skiing, coaches would like to know the speed and various biomechanical variables of their athletes and competitors. Existing methods use either body-worn sensors, which are cumbersome to setup, or manual image…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Roman Bachmann , Jörg Spörri , Pascal Fua , Helge Rhodin

The task of reconstructing 3D human motion has wideranging applications. The gold standard Motion capture (MoCap) systems are accurate but inaccessible to the general public due to their cost, hardware and space constraints. In contrast,…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Kuan-Chieh Wang , Zhenzhen Weng , Maria Xenochristou , Joao Pedro Araujo , Jeffrey Gu , C. Karen Liu , Serena Yeung

In this paper, a marker-based, single-person optical motion capture method (DeepMoCap) is proposed using multiple spatio-temporally aligned infrared-depth sensors and retro-reflective straps and patches (reflectors). DeepMoCap explores…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Anargyros Chatzitofis , Dimitrios Zarpalas , Stefanos Kollias , Petros Daras

While on-body device-based human motion estimation is crucial for applications such as XR interaction, existing methods often suffer from poor wearability, expensive hardware, and cumbersome calibration, which hinder their adoption in daily…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Siqi Zhu , Yixuan Li , Junfu Li , Qi Wu , Zan Wang , Haozhe Ma , Wei Liang

Despite its paramount importance for manifold use cases (e.g., in the health care industry, sports, rehabilitation and fitness assessment), sufficiently valid and reliable gait parameter measurement is still limited to high-tech gait…

Signal Processing · Electrical Eng. & Systems 2024-09-05 Arash Azhand , Sophie Rabe , Swantje Müller , Igor Sattler , Anika Steinert

Human pose estimation is a critical task in computer vision and sports biomechanics, with applications spanning sports science, rehabilitation, and biomechanical research. While significant progress has been made in monocular 3D pose…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Calvin Yeung , Tomohiro Suzuki , Ryota Tanaka , Zhuoer Yin , Keisuke Fujii