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We introduce a novel method for 3D object detection and pose estimation from color images only. We first use segmentation to detect the objects of interest in 2D even in presence of partial occlusions and cluttered background. By contrast…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Mahdi Rad , Vincent Lepetit

Accurate localization in diverse environments is a fundamental challenge in computer vision and robotics. The task involves determining a sensor's precise position and orientation, typically a camera, within a given space. Traditional…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Luca Di Giammarino , Boyang Sun , Giorgio Grisetti , Marc Pollefeys , Hermann Blum , Daniel Barath

Being accurate, efficient, and compact is essential to a facial landmark detector for practical use. To simultaneously consider the three concerns, this paper investigates a neat model with promising detection accuracy under wild…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Xiaojie Guo , Siyuan Li , Jinke Yu , Jiawan Zhang , Jiayi Ma , Lin Ma , Wei Liu , Haibin Ling

Diverse fault types, fast re-closures, and complicated transient states after a fault event make real-time fault location in power grids challenging. Existing localization techniques in this area rely on simplistic assumptions, such as…

系统与控制 · 计算机科学 2019-05-20 Wenting Li , Deepjyoti Deka , Michael Chertkov , Meng Wang

We propose a novel method to reliably estimate the pose of a camera given a sequence of images acquired in extreme environments such as deep seas or extraterrestrial terrains. Data acquired under these challenging conditions are corrupted…

计算机视觉与模式识别 · 计算机科学 2022-07-14 Yang Zheng , Tolga Birdal , Fei Xia , Yanchao Yang , Yueqi Duan , Leonidas J. Guibas

Lane detection is a critical and challenging task in autonomous driving, particularly in real-world scenarios where traffic lanes can be slender, lengthy, and often obscured by other vehicles, complicating detection efforts. Existing…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Shengqi Wang , Junmin Liu , Xiangyong Cao , Zengjie Song , Kai Sun

Vision based localization is a popular approach to carry out manoeuvres particularly in GPS-restricted indoor environments, because vision can complement other activities performed by the robot. The objective is to estimate the current…

系统与控制 · 电气工程与系统科学 2019-12-09 Prashant V. Patil , Pranav Thakkar , Leena Vachhani

The satellite imagery classification task is fundamental to spatial knowledge discovery. Several image classification methods are used to create standardized Land use and Land cover (LULC) maps, which facilitate research on spatial and…

计算机与社会 · 计算机科学 2020-05-04 Deepank Verma , Arnab Jana

In modern battlefield scenarios, the reliance on GPS for navigation can be a critical vulnerability. Adversaries often employ tactics to deny or deceive GPS signals, necessitating alternative methods for the localization and navigation of…

机器人学 · 计算机科学 2024-02-23 Ganesh Sapkota , Sanjay Madria

Robotic mapping is attractive in many scientific applications that involve environmental surveys. This paper presents a system for localization and mapping of sparsely distributed surface features such as precariously balanced rocks (PBRs),…

机器人学 · 计算机科学 2020-11-03 Zhiang Chen , Sarah Bearman , J Ramon Arrowsmith , Jnaneshwar Das

Accurate pedestrian detection has a primary role in automotive safety: for example, by issuing warnings to the driver or acting actively on car's brakes, it helps decreasing the probability of injuries and human fatalities. In order to…

计算机视觉与模式识别 · 计算机科学 2018-08-09 Denis Tome' , Luca Bondi , Emanuele Plebani , Luca Baroffio , Danilo Pau , Stefano Tubaro

The global positioning system (GPS) has become an indispensable navigation method for field operations with unmanned surface vehicles (USVs) in marine environments. However, GPS may not always be available outdoors because it is vulnerable…

Motion capture systems are a widespread tool in research to record ground-truth poses of objects. Commercial systems use reflective markers attached to the object and then triangulate pose of the object from multiple camera views.…

机器人学 · 计算机科学 2025-02-18 Leonard Bauersfeld , Davide Scaramuzza

This paper presents a novel approach for localising a GPS (Global Positioning System)-denied Unmanned Aerial Vehicle (UAV) with the aid of a GPS-equipped UAV in three-dimensional space. The GPS-equipped UAV makes discrete-time broadcasts of…

机器人学 · 计算机科学 2024-10-24 James Russell , Mengbin Ye , Brian D. O. Anderson , Hatem Hmam , Peter Sarunic

Localization has been a challenging task for autonomous navigation. A loop detection algorithm must overcome environmental changes for the place recognition and re-localization of robots. Therefore, deep learning has been extensively…

机器人学 · 计算机科学 2023-04-19 Alex Junho Lee , Seungwon Song , Hyungtae Lim , Woojoo Lee , Hyun Myung

LiDAR and cameras are frequently used as sensors for simultaneous localization and mapping (SLAM). However, these sensors are prone to failure under low visibility (e.g. smoke) or places with reflective surfaces (e.g. mirrors). On the other…

机器人学 · 计算机科学 2023-11-28 H. A. G. C. Premachandra , Ran Liu , Chau Yuen , U-Xuan Tan

This study considers the joint location and velocity estimation of UE and scatterers in a three-dimensional mmWave CRAN architecture. Several existing works have achieved satisfactory results with neural networks (NNs) for localization.…

信息论 · 计算机科学 2021-03-23 Jie Yang , Shi Jin , Chao-Kai Wen , Jiajia Guo , Michail Matthaiou , Bo Gao

This paper presents a state-of-the-art approach in object detection for being applied in future SLAM problems. Although, many SLAM methods are proposed to create suitable autonomy for mobile robots namely ground vehicles, they still face…

机器人学 · 计算机科学 2018-10-05 Seyed Amir Tafrishi , Vahid E. Kandjani

This paper addresses the problem of position estimation in UAVs operating in a cluttered environment where GPS information is unavailable. A model learning-based approach is proposed that takes in the rotor RPMs and past state as input and…

机器人学 · 计算机科学 2022-12-06 Nishanth Rao , Suresh Sundaram , Varun Raghavendra

Visual localization plays a critical role in the functionality of low-cost autonomous mobile robots. Current state-of-the-art approaches for achieving accurate visual localization are 3D scene-specific, requiring additional computational…

机器人学 · 计算机科学 2023-09-06 Yanmei Jiao , Binxin Zhang , Peng Jiang , Chaoqun Wang , Rong Xiong , Yue Wang