English
Related papers

Related papers: SO(3)-invariant asymptotic observers for dense dep…

200 papers

We describe a framework in which is possible to develop and implement algorithms for the approximation of invariant measures of dynamical systems with a given bound on the error of the approximation. Our approach is based on a general…

Dynamical Systems · Mathematics 2017-10-05 Stefano Galatolo , Isaia Nisoli

Accurate stereo depth estimation plays a critical role in various 3D tasks in both indoor and outdoor environments. Recently, learning-based multi-view stereo methods have demonstrated competitive performance with a limited number of views.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Uday Kusupati , Shuo Cheng , Rui Chen , Hao Su

In this paper, we propose a dense depth estimation pipeline for multiview 360{\deg} images. The proposed pipeline leverages a spherical camera model that compensates for radial distortion in 360{\deg} images. The key contribution of this…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Seongyeop Yang , Kunhee Kim , Yeejin Lee

Existing self-supervised monocular depth estimation methods can get rid of expensive annotations and achieve promising results. However, these methods suffer from severe performance degradation when directly adopting a model trained on a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Mu He , Le Hui , Yikai Bian , Jian Ren , Jin Xie , Jian Yang

We introduce a new approach for estimating the invariant density of a multidimensional diffusion when dealing with high-frequency observations blurred by independent noises. We consider the intermediate regime, where observations occur at…

Statistics Theory · Mathematics 2024-04-19 Raphaël Maillet , Grégoire Szymanski

Many applications including object reconstruction, robot guidance, and scene mapping require the registration of multiple views from a scene to generate a complete geometric and appearance model of it. In real situations, transformations…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Marcelo Saval-Calvo , Jorge Azorin-Lopez , Andres Fuster-Guillo , Higinio Mora-Mora

Depth estimation is a fundamental task in 3D geometry. While stereo depth estimation can be achieved through triangulation methods, it is not as straightforward for monocular methods, which require the integration of global and local…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jinchang Zhang , Ningning Xu , Hao Zhang , Guoyu Lu

In this work we propose a holistic framework for autonomous aerial inspection tasks, using semantically-aware, yet, computationally efficient planning and mapping algorithms. The system leverages state-of-the-art receding horizon…

We present a self-supervised approach to ignoring "distractors" in camera images for the purposes of robustly estimating vehicle motion in cluttered urban environments. We leverage offline multi-session mapping approaches to automatically…

Robotics · Computer Science 2018-03-06 Dan Barnes , Will Maddern , Geoffrey Pascoe , Ingmar Posner

This paper investigates coverage control for visual sensor networks based on gradient descent techniques on matrix manifolds. We consider the scenario that networked vision sensors with controllable orientations are distributed over 3-D…

Systems and Control · Computer Science 2013-09-24 Takeshi Hatanaka , Riku Funada , Masayuki Fujita

Monocular depth estimation aims to recover the depth information of 3D scenes from 2D images. Recent work has made significant progress, but its reliance on large-scale datasets and complex decoders has limited its efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-07 Zeyu Ren , Zeyu Zhang , Wukai Li , Qingxiang Liu , Hao Tang

We present an algorithm to estimate depth in dynamic video scenes. We propose to learn and infer depth in videos from appearance, motion, occlusion boundaries, and geometric context of the scene. Using our method, depth can be estimated…

Computer Vision and Pattern Recognition · Computer Science 2015-10-27 S. Hussain Raza , Omar Javed , Aveek Das , Harpreet Sawhney , Hui Cheng , Irfan Essa

Camera-based 3D semantic occupancy prediction offers an efficient and cost-effective solution for perceiving surrounding scenes in autonomous driving. However, existing works rely on explicit occupancy state inference, leading to numerous…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Naiyu Fang , Zheyuan Zhou , Kang Wang , Ruibo Li , Lemiao Qiu , Shuyou Zhang , Zhe Wang , Guosheng Lin

Although considerable advancements have been attained in self-supervised depth estimation from monocular videos, most existing methods often treat all objects in a video as static entities, which however violates the dynamic nature of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Xiuzhe Wu , Xiaoyang Lyu , Qihao Huang , Yong Liu , Yang Wu , Ying Shan , Xiaojuan Qi

The paper presents a direct visual-inertial odometry system. In particular, a tightly coupled nonlinear optimization based method is proposed by integrating the recent advances in direct dense tracking and Inertial Measurement Unit (IMU)…

Robotics · Computer Science 2019-10-08 Wenju Xu , Dongkyu Choi , Guanghui Wang

In this work, a recently developed novel solution of the famous "Sommerfeld Radiation Problem" is revisited. The solution is based on an analysis performed entirely in the spectral domain, through which a compact asymptotic formula…

Signal Processing · Electrical Eng. & Systems 2020-04-14 Sotiris Bourgiotis , Panayiotis Frangos , Seil Sautbekov , Mustakhim Pshikov

This paper proposes a design methodology for non-linear state observers for invariant kinematic systems posed on finite dimensional connected Lie groups, and studies the associated fundamental system structure. The concept of synchrony of…

Optimization and Control · Mathematics 2008-05-08 C. Lageman , J. Trumpf , R. Mahony

Omnidirectional 360{\deg} camera proliferates rapidly for autonomous robots since it significantly enhances the perception ability by widening the field of view(FoV). However, corresponding 360{\deg} depth sensors, which are also critical…

Computer Vision and Pattern Recognition · Computer Science 2020-07-06 Xinjing Cheng , Peng Wang , Yanqi Zhou , Chenye Guan , Ruigang Yang

Panoramic semantic segmentation models are typically trained under a strict gravity-aligned assumption. However, real-world captures often deviate from this canonical orientation due to unconstrained camera motions, such as the rotational…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Qinfeng Zhu , Yunxi Jiang , Lei Fan

This is a survey article on an old topic in classical analysis. We present some new developments in asymptotics in the last fifty years. We start with the classical method of Darboux and its generalizations, including an uniformity…

Classical Analysis and ODEs · Mathematics 2023-01-18 R. Wong , Yu-Qiu Zhao