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Deep Reinforcement learning (DRL) is used to enable autonomous navigation in unknown environments. Most research assume perfect sensor data, but real-world environments may contain natural and artificial sensor noise and denial. Here, we…

机器人学 · 计算机科学 2024-10-21 Mariusz Wisniewski , Paraskevas Chatzithanos , Weisi Guo , Antonios Tsourdos

Visual navigation in robotics traditionally relies on globally-consistent 3D maps or learned controllers, which can be computationally expensive and difficult to generalize across diverse environments. In this work, we present a novel…

机器人学 · 计算机科学 2025-09-11 Stefan Podgorski , Sourav Garg , Mehdi Hosseinzadeh , Lachlan Mares , Feras Dayoub , Ian Reid

Object-centric representation is an essential abstraction for forward prediction. Most existing forward models learn this representation through extensive supervision (e.g., object class and bounding box) although such ground-truth…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Alireza Rezazadeh , Changhyun Choi

Methods for navigation based on large-scale learning typically treat each episode as a new problem, where the agent is spawned with a clean memory in an unknown environment. While these generalization capabilities to an unknown environment…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Gianluca Monaci , Rafael S. Rezende , Romain Deffayet , Gabriela Csurka , Guillaume Bono , Hervé Déjean , Stéphane Clinchant , Christian Wolf

Object Goal Navigation requires a robot to find and navigate to an instance of a target object class in a previously unseen environment. Our framework incrementally builds a semantic map of the environment over time, and then repeatedly…

Autonomous driving is a multi-task problem requiring a deep understanding of the visual environment. End-to-end autonomous systems have attracted increasing interest as a method of learning to drive without exhaustively programming…

计算机视觉与模式识别 · 计算机科学 2019-09-12 Alexander Makrigiorgos , Ali Shafti , Alex Harston , Julien Gerard , A. Aldo Faisal

Drones, or general UAVs, equipped with a single camera have been widely deployed to a broad range of applications, such as aerial photography, fast goods delivery and most importantly, surveillance. Despite the great progress achieved in…

计算机视觉与模式识别 · 计算机科学 2019-10-21 Haotian Zhang , Gaoang Wang , Zhichao Lei , Jenq-Neng Hwang

Model-based reinforcement learning (MBRL) has been used to efficiently solve vision-based control tasks in highdimensional image observations. Although recent MBRL algorithms perform well in trained observations, they fail when faced with…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Jeongsoo Ha , Kyungsoo Kim , Yusung Kim

We present NAVREN-RL, an approach to NAVigate an unmanned aerial vehicle in an indoor Real ENvironment via end-to-end reinforcement learning RL. A suitable reward function is designed keeping in mind the cost and weight constraints for…

机器学习 · 计算机科学 2018-07-24 Malik Aqeel Anwar , Arijit Raychowdhury

Vision-and-language navigation (VLN) requires an embodied agent to ground natural-language instructions into executable navigation actions in unseen environments. Existing zero-shot methods typically rely on additional waypoint prediction…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Kai Sheng , Liuyi Wang , Haojie Dai , Jinlong Li , Yongrui Qin , Zongtao He , Chengju Liu , Qijun Chen

Radar is an inevitable part of the perception sensor set for autonomous driving functions. It plays a gap-filling role to complement the shortcomings of other sensors in diverse scenarios and weather conditions. In this paper, we propose a…

信息论 · 计算机科学 2023-02-20 Ravi Kothari , Ali Kariminezhad , Christian Mayr , Haoming Zhang

Targets search and detection encompasses a variety of decision problems such as coverage, surveillance, search, observing and pursuit-evasion along with others. In this paper we develop a multi-agent deep reinforcement learning (MADRL)…

机器人学 · 计算机科学 2021-03-18 Roi Yehoshua , Juan Heredia-Juesas , Yushu Wu , Christopher Amato , Jose Martinez-Lorenzo

We present a novel detection method using a deep convolutional neural network (CNN), named AttentionNet. We cast an object detection problem as an iterative classification problem, which is the most suitable form of a CNN. AttentionNet…

计算机视觉与模式识别 · 计算机科学 2015-09-29 Donggeun Yoo , Sunggyun Park , Joon-Young Lee , Anthony S. Paek , In So Kweon

Vehicle recognition is a fundamental problem in SAR image interpretation. However, robustly recognizing vehicle targets is a challenging task in SAR due to the large intraclass variations and small interclass variations. Additionally, the…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Weijie Li , Wei Yang , Wenpeng Zhang , Tianpeng Liu , Yongxiang Liu , Li Liu

The tracking-by-detection framework requires a set of positive and negative training samples to learn robust tracking models for precise localization of target objects. However, existing tracking models mostly treat different samples…

计算机视觉与模式识别 · 计算机科学 2018-11-28 Xiao Wang , Chenglong Li , Rui Yang , Tianzhu Zhang , Jin Tang , Bin Luo

Target-driven visual navigation is a challenging problem that requires a robot to find the goal using only visual inputs. Many researchers have demonstrated promising results using deep reinforcement learning (deep RL) on various robotic…

机器人学 · 计算机科学 2021-06-08 Qian Luo , Maks Sorokin , Sehoon Ha

Domain adaptation is an important open problem in deep reinforcement learning (RL). In many scenarios of interest data is hard to obtain, so agents may learn a source policy in a setting where data is readily available, with the hope that…

As a step towards developing zero-shot task generalization capabilities in reinforcement learning (RL), we introduce a new RL problem where the agent should learn to execute sequences of instructions after learning useful skills that solve…

人工智能 · 计算机科学 2017-11-08 Junhyuk Oh , Satinder Singh , Honglak Lee , Pushmeet Kohli

ObjectGoal Navigation (ObjectNav) is an embodied task wherein agents are to navigate to an object instance in an unseen environment. Prior works have shown that end-to-end ObjectNav agents that use vanilla visual and recurrent modules, e.g.…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Joel Ye , Dhruv Batra , Abhishek Das , Erik Wijmans

Collision avoidance is a crucial task in vision-guided autonomous navigation. Solutions based on deep reinforcement learning (DRL) has become increasingly popular. In this work, we proposed several novel agent state and reward function…

机器人学 · 计算机科学 2022-10-13 Sirui Song , Kirk Saunders , Ye Yue , Jundong Liu