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Path planning algorithms for unmanned aerial or ground vehicles, in many surveillance applications, rely on Global Positioning System (GPS) information for localization. However, disruption of GPS signals, by intention or otherwise, can…

最优化与控制 · 数学 2018-07-12 Kaarthik Sundar , Shriram Srinivasan , Sohum Misra , Sivakumar Rathinam , Rajnikant Sharma

This works presents a formulation for visual navigation that unifies map based spatial reasoning and path planning, with landmark based robust plan execution in noisy environments. Our proposed formulation is learned from data and is thus…

计算机视觉与模式识别 · 计算机科学 2017-12-22 Saurabh Gupta , David Fouhey , Sergey Levine , Jitendra Malik

This paper proposes MOON (Multi-Objective Optimization-driven Object-goal Navigation), a novel framework designed for efficient navigation in large-scale, complex indoor environments. While existing methods often rely on local heuristics,…

机器人学 · 计算机科学 2026-01-06 Daigo Nakajima , Kanji Tanaka , Daiki Iwata , Kouki Terashima

Visual navigation for robotics is inspired by the human ability to navigate environments using visual cues and memory, eliminating the need for detailed maps. In unseen, unmapped, or GPS-denied settings, traditional metric map-based methods…

机器人学 · 计算机科学 2026-04-27 Faith Johnson , Bryan Bo Cao , Shubham Jain , Ashwin Ashok , Kristin Dana

The current fusion positioning systems are mainly based on filtering algorithms, such as Kalman filtering or particle filtering. However, the system complexity of practical application scenarios is often very high, such as noise modeling in…

信号处理 · 电气工程与系统科学 2022-09-29 Luchi Hua , Jun Yang

Fingerprint-based localization improves the positioning performance in challenging, non-line-of-sight (NLoS) dominated indoor environments. However, fingerprinting models require an expensive life-cycle management including recording and…

信号处理 · 电气工程与系统科学 2024-10-28 Maximilian Stahlke , George Yammine , Tobias Feigl , Bjoern M. Eskofier , Christopher Mutschler

The role of robots in society keeps expanding, bringing with it the necessity of interacting and communicating with humans. In order to keep such interaction intuitive, we provide automatic wayfinding based on verbal navigational…

计算机视觉与模式识别 · 计算机科学 2020-10-23 Arun Balajee Vasudevan , Dengxin Dai , Luc Van Gool

Uniform and variable environments still remain a challenge for stable visual localization and mapping in mobile robot navigation. One of the possible approaches suitable for such environments is appearance-based teach-and-repeat navigation,…

机器人学 · 计算机科学 2025-03-18 Václav Truhlařík , Tomáš Pivoňka , Michal Kasarda , Libor Přeučil

Map representations learned by expert demonstrations have shown promising research value. However, the field of visual navigation still faces challenges due to the lack of real-world human-navigation datasets that can support efficient,…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Faith Johnson , Bryan Bo Cao , Kristin Dana , Shubham Jain , Ashwin Ashok

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

Website fingerprinting enables an eavesdropper to determine which websites a user is visiting over an encrypted connection. State-of-the-art website fingerprinting (WF) attacks have demonstrated effectiveness even against Tor-protected…

密码学与安全 · 计算机科学 2025-01-23 Xinhao Deng , Xiyuan Zhao , Qilei Yin , Zhuotao Liu , Qi Li , Mingwei Xu , Ke Xu , Jianping Wu

We consider the visual feature selection to improve the estimation quality required for the accurate navigation of a robot. We build upon a key property that asserts: contributions of trackable features (landmarks) appear linearly in the…

机器人学 · 计算机科学 2019-02-05 Hossein K. Mousavi , Nader Motee

There are many systems for indoor navigation specially built for visually impaired people but only some has good accuracy for navigation. While there are solutions like global navigation satellite systems for the localization outdoors,…

信号处理 · 电气工程与系统科学 2021-03-29 Prabin Sharma , Sambad Bidari , Kisan Thapa , Antonio Valente , Hugo Paredes

Visual Teach-and-Repeat Navigation is a direct solution for mobile robot to be deployed in unknown environments. However, robust trajectory repeat navigation still remains challenged due to environmental changing and dynamic objects. In…

机器人学 · 计算机科学 2025-10-13 Jikai Wang , Yunqi Cheng , Kezhi Wang , Zonghai Chen

Finding obstacle-free paths in unknown environments is a big navigation issue for visually impaired people and autonomous robots. Previous works focus on obstacle avoidance, however they do not have a general view of the environment they…

Mobile robots are often tasked with repeatedly navigating through an environment whose traversability changes over time. These changes may exhibit some hidden structure, which can be learned. Many studies consider reactive algorithms for…

机器人学 · 计算机科学 2020-12-07 Florence Tsang , Tristan Walker , Ryan A. MacDonald , Armin Sadeghi , Stephen L. Smith

Head-worn augmented reality (AR) is a hotly pursued and increasingly feasible contender paradigm for replacing or complementing smartphones and watches for continual information consumption. Here, we compare three different AR navigation…

人机交互 · 计算机科学 2025-10-31 Radha Kumaran , You-Jin Kim , Anne E Milner , Tom Bullock , Barry Giesbrecht , Tobias Höllerer

Machine learning algorithms are highly useful for the classification of time series data in astronomy in this era of peta-scale public survey data releases. These methods can facilitate the discovery of new unknown events in most…

天体物理仪器与方法 · 物理学 2018-09-10 J. B. Cabral , B. Sánchez , F. Ramos , S. Gurovich , P. Granitto , J. Vanderplas

Embodied navigation (EN) advances traditional navigation by enabling robots to perform complex egocentric tasks through sensing, social, and motion intelligence. In contrast to classic methodologies that rely on explicit localization and…

机器人学 · 计算机科学 2025-08-22 Chaoran Xiong , Yulong Huang , Fangwen Yu , Changhao Chen , Yue Wang , Songpengchen Xia , Ling Pei

Exploring large virtual environments, such as cities, is a central task in several domains, such as gaming and urban planning. VR systems can greatly help this task by providing an immersive experience; however, a common issue with viewing…