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Super-resolutive 3D tracking, such as PSF engineering or evanescent field imaging has long been used to track microparticles and to enhance the throughput of single molecules force spectroscopic measurements. However, current methods…

We propose an algorithm for real-time 6DOF pose tracking of rigid 3D objects using a monocular RGB camera. The key idea is to derive a region-based cost function using temporally consistent local color histograms. While such region-based…

Computer Vision and Pattern Recognition · Computer Science 2018-12-20 Henning Tjaden , Ulrich Schwanecke , Elmar Schömer , Daniel Cremers

We present an unsupervised simultaneous learning framework for the task of monocular camera re-localization and depth estimation from unlabeled video sequences. Monocular camera re-localization refers to the task of estimating the absolute…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Shun Taguchi , Noriaki Hirose

Global localization is essential for robots to perform further tasks like navigation. In this paper, we propose a new framework to perform global localization based on a filter-based visual-inertial odometry framework MSCKF. To reduce the…

Robotics · Computer Science 2021-03-23 Zhuqing Zhang , Yanmei Jiao , Shoudong Huang , Yue Wang , Rong Xiong

This paper introduces a visual-based localization method for autonomous vehicles (AVs) that operate in the absence of any complicated hardware system but a single camera. Visual localization refers to techniques that aim to find the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Sara Zahedian , Kaveh Farokhi Sadabadi , Amir Nohekhan

We introduce a novel approach for depth estimation using images obtained from monocular structured light systems. In contrast to many existing methods that depend on image matching, our technique employs a density voxel grid to represent…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Zhuohang Yu , Kai Wang , Kun Huang , Juyong Zhang

In this work, we propose a monocular visual odometry framework, which allows exploiting the best attributes of edge feature for illumination-robust camera tracking, while at the same time ameliorating the performance degradation of edge…

Robotics · Computer Science 2020-03-18 Xiaolong Wu , Patricio Vela , Cedric Pradalier

We present a direct method to calculate a 6DoF pose change of a monocular camera for mobile navigation. The calculated pose is estimated up to a constant unknown scale parameter that is kept constant over the entire reconstruction process.…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Darius Burschka , Elmar Mair

Object localization, and more specifically object pose estimation, in large industrial spaces such as warehouses and production facilities, is essential for material flow operations. Traditional approaches rely on artificial artifacts…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Hazem Youssef , Frederik Polachowski , Jérôme Rutinowski , Moritz Roidl , Christopher Reining

Dense real-time tracking and mapping from RGB-D images is an important tool for many robotic applications, such as navigation or grasping. The recently presented Directional Truncated Signed Distance Function (DTSDF) is an augmentation of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Malte Splietker , Sven Behnke

In the field of monocular 3D detection, it is common practice to utilize scene geometric clues to enhance the detector's performance. However, many existing works adopt these clues explicitly such as estimating a depth map and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Junkai Xu , Liang Peng , Haoran Cheng , Hao Li , Wei Qian , Ke Li , Wenxiao Wang , Deng Cai

Detecting small obstacles on the road is critical for autonomous driving. In this paper, we present a method to reliably detect such obstacles through a multi-modal framework of sparse LiDAR(VLP-16) and Monocular vision. LiDAR is employed…

Robotics · Computer Science 2020-03-16 Aasheesh Singh , Aditya Kamireddypalli , Vineet Gandhi , K Madhava Krishna

We propose a learning-based method that solves monocular stereo and can be extended to fuse depth information from multiple target frames. Given two unconstrained images from a monocular camera with known intrinsic calibration, our network…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Kaixuan Wang , Shaojie Shen

Monocular 3D object detection has attracted great attention for its advantages in simplicity and cost. Due to the ill-posed 2D to 3D mapping essence from the monocular imaging process, monocular 3D object detection suffers from inaccurate…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Zequn Qin , Xi Li

Accident of struck-by machines is one of the leading causes of casualties on construction sites. Monitoring workers' proximities to avoid human-machine collisions has aroused great concern in construction safety management. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Yuexiong Ding , Xiaowei Luo

Significance: Monte Carlo radiation transfer (MCRT) is the gold standard of modeling light transport in turbid media. Typical MCRT models use voxels or meshes to approximate experimental geometry. A voxel based geometry does not allow for…

Graphics · Computer Science 2022-11-23 Lewis McMillan , Graham D. Bruce , Kishan Dholakia

Rich geometric understanding of the world is an important component of many robotic applications such as planning and manipulation. In this paper, we present a modular pipeline for pose and shape estimation of objects from RGB-D images…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Leonard Bruns , Patric Jensfelt

Publicly available satellite imagery can be an ubiquitous, cheap, and powerful tool for vehicle localisation when a prior sensor map is unavailable. However, satellite images are not directly comparable to data from ground range sensors…

Robotics · Computer Science 2020-09-24 Tim Y. Tang , Daniele De Martini , Shangzhe Wu , Paul Newman

In this paper, we present TANDEM a real-time monocular tracking and dense mapping framework. For pose estimation, TANDEM performs photometric bundle adjustment based on a sliding window of keyframes. To increase the robustness, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Lukas Koestler , Nan Yang , Niclas Zeller , Daniel Cremers

Utilizing a single camera for measuring object distances is a cost-effective alternative to stereo-vision and LiDAR. Although monocular distance estimation has been explored in the literature, most existing techniques rely on object class…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Pedram Agand , Michael Chang , Mo Chen
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