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We present an interactive visualization system for exploring the coverage in sensor networks with uncertain sensor locations. We consider a simple case of uncertainty where the location of each sensor is confined to a discrete number of…

人机交互 · 计算机科学 2017-10-20 Tim Sodergren , Jessica Hair , Jeff M. Phillips , Bei Wang

This work shows the existence of optimal control laws for persistent monitoring of mobile targets in a one-dimensional mission space and derives explicit solutions. The underlying performance metric consists of minimizing the total…

最优化与控制 · 数学 2022-10-05 Jonas Hall , Sean B. Andersson , Christos G. Cassandras

We propose a novel optimization-based paradigm for 3D human model fitting on images and scans. In contrast to existing approaches that directly regress the parameters of a low-dimensional statistical body model (e.g. SMPL) from input…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Enric Corona , Gerard Pons-Moll , Guillem Alenyà , Francesc Moreno-Noguer

Spatially varying image deblurring remains a fundamentally ill-posed problem, especially when degradations arise from complex mixtures of motion and other forms of blur under significant noise. State-of-the-art learning-based approaches…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Hakki Motorcu , Mujdat Cetin

The 3D object detection capabilities in urban environments have been enormously improved by recent developments in Light Detection and Range (LiDAR) technology. This paper presents a novel framework that transforms the detection and…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Nawfal Guefrachi , Hakim Ghazzai , Ahmad Alsharoa

Visual perception is an effective way to obtain the spatial characteristics of wireless channels and to reduce the overhead for communications system. A critical problem for the visual assistance is that the communications system needs to…

信号处理 · 电气工程与系统科学 2024-12-17 Weihua Xu , Feifei Gao , Yong Zhang , Chengkang Pan , Guangyi Liu

Urban-oriented autonomous vehicles require a reliable perception technology to tackle the high amount of uncertainties. The recently introduced compact 3D LIDAR sensor offers a surround spatial information that can be exploited to enhance…

计算机视觉与模式识别 · 计算机科学 2018-04-24 Achim Kampker , Mohsen Sefati , Arya Abdul Rachman , Kai Kreisköther , Pascual Campoy

This article proposes a visual inertial navigation algorithm intended to diminish the horizontal position drift experienced by autonomous fixed wing UAVs (Unmanned Air Vehicles) in the absence of GNSS (Global Navigation Satellite System)…

机器人学 · 计算机科学 2023-08-17 Eduardo Gallo , Antonio Barrientos

Dynamic Occupancy Grid Mapping is a technique used to generate a local map of the environment containing both static and dynamic information. Typically, these maps are primarily generated using lidar measurements. However, with improvements…

机器人学 · 计算机科学 2024-05-24 Max Peter Ronecker , Markus Schratter , Lukas Kuschnig , Daniel Watzenig

We propose augmenting deep neural networks with an attention mechanism for the visual object detection task. As perceiving a scene, humans have the capability of multiple fixation points, each attended to scene content at different…

计算机视觉与模式识别 · 计算机科学 2017-02-07 Kota Hara , Ming-Yu Liu , Oncel Tuzel , Amir-massoud Farahmand

3D occupancy perception holds a pivotal role in recent vision-centric autonomous driving systems by converting surround-view images into integrated geometric and semantic representations within dense 3D grids. Nevertheless, current models…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Xin Tan , Wenbin Wu , Zhiwei Zhang , Chaojie Fan , Yong Peng , Zhizhong Zhang , Yuan Xie , Lizhuang Ma

We present a performance analysis for image registration with gradient descent methods. We consider a typical multiscale registration setting where the global 2-D translation between a pair of images is estimated by smoothing the images and…

计算机视觉与模式识别 · 计算机科学 2014-01-14 Elif Vural , Pascal Frossard

3D object detection is one of the most important tasks for the perception systems of autonomous vehicles. With the significant success in the field of 2D object detection, several monocular image based 3D object detection algorithms have…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Zhou Lingtao , Fang Jiaojiao , Liu Guizhong

We consider the problem of bearing-based visual homing: Given a mobile robot which can measure bearing directions with respect to known landmarks, the goal is to guide the robot toward a desired "home" location. We propose a control law…

最优化与控制 · 数学 2014-02-17 Roberto Tron , Kostas Daniilidis

In this paper, a multi-modal 360$^{\circ}$ framework for 3D object detection and tracking for autonomous vehicles is presented. The process is divided into four main stages. First, images are fed into a CNN network to obtain instance…

In this work, we consider the safety-oriented performance of 3D object detectors in autonomous driving contexts. Specifically, despite impressive results shown by the mass literature, developers often find it hard to ensure the safe…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Brian Hsuan-Cheng Liao , Chih-Hong Cheng , Hasan Esen , Alois Knoll

Estimating and understanding the surroundings of the vehicle precisely forms the basic and crucial step for the autonomous vehicle. The perception system plays a significant role in providing an accurate interpretation of a vehicle's…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Sreenivasa Hikkal Venugopala

Due to the problem of performance constraints of unsupervised video object detection, its large-scale application is limited. In response to this pain point, we propose another excellent method to solve this problematic point. By…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Chao Hu , Liqiang Zhu

In this paper we consider the coverage control problem for a team of wire-traversing robots. The two-dimensional motion of robots moving in a planar environment has to be projected to one-dimensional manifolds representing the wires.…

机器人学 · 计算机科学 2018-02-27 Gennaro Notomista , Magnus Egerstedt

A unified neural network structure is presented for joint 3D object detection and point cloud segmentation in this paper. We leverage rich supervision from both detection and segmentation labels rather than using just one of them. In…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Yuanxin Zhong , Minghan Zhu , Huei Peng