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Related papers: Constrained Visual-Inertial Localization With Appl…

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Due to low tissue contrast, irregular object appearance, and unpredictable location variation, segmenting the objects from different medical imaging modalities (e.g., CT, MR) is considered as an important yet challenging task. In this…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Jinquan Sun , Yinghuan Shi , Yang Gao , Lei Wang , Luping Zhou , Wanqi Yang , Dinggang Shen

Structured illumination microscopy (SIM) is an optical super-resolution technique that enables live-cell imaging beyond the diffraction limit. Reconstruction of SIM data is prone to artefacts, which becomes problematic when imaging highly…

Image and Video Processing · Electrical Eng. & Systems 2022-03-02 Charles N. Christensen , Meng Lu , Edward N. Ward , Pietro Lio , Clemens F. Kaminski

Estimating the precise location of a camera using visual localization enables interesting applications such as augmented reality or robot navigation. This is particularly useful in indoor environments where other localization technologies,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Donghwan Lee , Soohyun Ryu , Suyong Yeon , Yonghan Lee , Deokhwa Kim , Cheolho Han , Yohann Cabon , Philippe Weinzaepfel , Nicolas Guérin , Gabriela Csurka , Martin Humenberger

Positional estimation is of great importance in the public safety sector. Emergency responders such as fire fighters, medical rescue teams, and the police will all benefit from a resilient positioning system to deliver safe and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zhuangzhuang Dai , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

Traditional visual-inertial state estimation targets absolute camera poses and spatial landmark locations while first-order kinematics are typically resolved as an implicitly estimated sub-state. However, this poses a risk in velocity-based…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Wanting Xu , Xin Peng , Laurent Kneip

The recent emerged weakly supervised object localization (WSOL) methods can learn to localize an object in the image only using image-level labels. Previous works endeavor to perceive the interval objects from the small and sparse…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Feifei Shao , Yawei Luo , Li Zhang , Lu Ye , Siliang Tang , Yi Yang , Jun Xiao

Visual localization is a fundamental task that regresses the 6 Degree Of Freedom (6DoF) poses with image features in order to serve the high precision localization requests in many robotics applications. Degenerate conditions like motion…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Yuchen Yang , Xudong Zhang , Shuang Gao , Jixiang Wan , Yishan Ping , Yuyue Liu , Jijunnan Li , Yandong Guo

Visual odometry and SLAM methods have a large variety of applications in domains such as augmented reality or robotics. Complementing vision sensors with inertial measurements tremendously improves tracking accuracy and robustness, and thus…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 David Schubert , Thore Goll , Nikolaus Demmel , Vladyslav Usenko , Jörg Stückler , Daniel Cremers

A monocular 3D object tracking system generally has only up-to-scale pose estimation results without any prior knowledge of the tracked object. In this paper, we propose a novel idea to recover the metric scale of an arbitrary dynamic…

Robotics · Computer Science 2018-08-22 Kejie Qiu , Tong Qin , Hongwen Xie , Shaojie Shen

Hybrid volumetric medical image segmentation models, combining the advantages of local convolution and global attention, have recently received considerable attention. While mainly focusing on architectural modifications, most existing…

Image and Video Processing · Electrical Eng. & Systems 2024-04-04 Shahina Kunhimon , Abdelrahman Shaker , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan

In this paper, we propose a fast extrinsic calibration method for fusing multiple inertial measurement units (MIMU) to improve visual-inertial odometry (VIO) localization accuracy. Currently, data fusion algorithms for MIMU highly depend on…

Robotics · Computer Science 2024-10-15 Youwei Yu , Yanqing Liu , Fengjie Fu , Sihan He , Dongchen Zhu , Lei Wang , Xiaolin Zhang , Jiamao Li

Cervical cancer is one of the leading causes of death in women, and brachytherapy is currently the primary treatment method. However, it is important to precisely define the extent of paracervical tissue invasion to improve cancer diagnosis…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Jjahao Zhang , Yin Gu , Deyu Sun , Yuhua Gao , Ming Gao , Ming Cui , Teng Zhang , He Ma

We propose a new variational model for joint image reconstruction and motion estimation in spatiotemporal imaging, which is investigated along a general framework that we present with shape theory. This model consists of two components, one…

Numerical Analysis · Mathematics 2019-11-06 Chong Chen , Barbara Gris , Ozan Öktem

Biomedical image classification requires capturing of bio-informatics based on specific feature distribution. In most of such applications, there are mainly challenges due to limited availability of samples for diseased cases and imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Arun K. Sharma , Nishchal K. Verma

In this paper we propose a modular nonlinear least squares filtering approach for systems composed of independent subsystems. The state and error covariance estimate of each subsystem is updated independently, even when a relative…

Robotics · Computer Science 2025-07-25 Behzad Zamani , Jochen Trumpf , Chris Manzie

The sensor placement problem is a common problem that arises when monitoring correlated phenomena, such as temperature, precipitation, and salinity. Existing approaches to this problem typically formulate it as the maximization of…

Robotics · Computer Science 2024-08-23 Kalvik Jakkala , Srinivas Akella

Localisation of surgical tools constitutes a foundational building block for computer-assisted interventional technologies. Works in this field typically focus on training deep learning models to perform segmentation tasks. Performance of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Zhe Han , Charlie Budd , Gongyu Zhang , Huanyu Tian , Christos Bergeles , Tom Vercauteren

SLAM (Simultaneous Localization and Mapping) and Odometry are important systems for estimating the position of mobile devices, such as robots and cars, utilizing one or more sensors. Particularly in camera-based SLAM or Odometry,…

Robotics · Computer Science 2026-03-20 Sanghyun Park , Soohee Han

This paper addresses the solution of inverse problems in imaging given an additional reference image. We combine a modification of the discrete geodesic path model for image metamorphosis with a variational model,actually the $L^2$-$TV$…

Numerical Analysis · Mathematics 2019-05-22 Sebastian Neumayer , Johannes Persch , Gabriele Steidl

Inertial motion capture is a promising approach for capturing motion outside the laboratory. However, as one major drawback, most of the current methods require different quantities to be calibrated or computed offline as part of the setup…

Robotics · Computer Science 2025-09-17 Michael Lorenz , Bertram Taetz , Gabriele Bleser-Taetz , Didier Stricker
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