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Visual perception and navigation have emerged as major focus areas in the field of embodied artificial intelligence. We consider the task of image-goal navigation, where an agent is tasked to navigate to a goal specified by an image,…

机器人学 · 计算机科学 2024-05-27 Nikhilanj Pelluri

Despite significant advancements in environment perception capabilities for autonomous driving and intelligent robotics, cameras and LiDARs remain notoriously unreliable in low-light conditions and adverse weather, which limits their…

计算机视觉与模式识别 · 计算机科学 2025-01-31 Lei Cheng , Siyang Cao

Operation of radar equipment is one of the key facilities used by navigators to gather situational awareness about their surroundings. With an ever increasing need for always-running logistics and tighter shipping schedules, operators are…

密码学与安全 · 计算机科学 2023-06-06 G. Longo , E. Russo , A. Armando , A. Merlo

In unknown cluttered and dynamic environments such as disaster scenes, mobile robots need to perform target-driven navigation in order to find people or objects of interest, while being solely guided by images of the targets. In this paper,…

机器人学 · 计算机科学 2024-07-09 Haitong Wang , Aaron Hao Tan , Goldie Nejat

Recurrent Neural Networks were, until recently, one of the best ways to capture the timely dependencies in sequences. However, with the introduction of the Transformer, it has been proven that an architecture with only attention-mechanisms…

机器学习 · 计算机科学 2021-08-19 Radostin Cholakov , Todor Kolev

Millimeter wave (mmWave) radars have attracted significant attention from both academia and industry due to their capability to operate in extreme weather conditions. However, they face challenges in terms of sparsity and noise…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Ruibin Zhang , Donglai Xue , Yuhan Wang , Ruixu Geng , Fei Gao

A methodology based on deep recurrent models for maritime surveillance, over publicly available Automatic Identification System (AIS) data, is presented in this paper. The setup employs a deep Recurrent Neural Network (RNN)-based model, for…

机器学习 · 计算机科学 2024-06-17 Constantine Maganaris , Eftychios Protopapadakis , Nikolaos Doulamis

This paper proposes an anticipative transformer-based model for short-term solar irradiance forecasting. Given a sequence of sky images, our proposed vision transformer encodes features of consecutive images, feeding into a transformer…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Thomas M. Mercier , Tasmiat Rahman , Amin Sabet

Prediction is a central goal and a yet-unresolved challenge in the investigation of oceanic rogue waves. Here we define a horizon of predictability for oceanic rogue waves and derive, via extensive computational experiments, the first…

流体动力学 · 物理学 2014-07-02 Reza Alam

Although Simultaneous Localization and Mapping (SLAM) has been an active research topic for decades, current state-of-the-art methods still suffer from instability or inaccuracy due to feature insufficiency or its inherent estimation drift,…

机器人学 · 计算机科学 2022-07-28 Yang Lyu , Thien-Minh Nguyen , Liu Liu , Muqing Cao , Shenghai Yuan , Thien Hoang Nguyen , Lihua Xie

Anticipating the motion of all humans in dynamic environments such as homes and offices is critical to enable safe and effective robot navigation. Such spaces remain challenging as humans do not follow strict rules of motion and there are…

机器人学 · 计算机科学 2023-10-02 Tim Salzmann , Lewis Chiang , Markus Ryll , Dorsa Sadigh , Carolina Parada , Alex Bewley

Predicting the future trajectories of on-road vehicles is critical for autonomous driving. In this paper, we introduce a novel prediction framework called PRIME, which stands for Prediction with Model-based Planning. Unlike recent…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Haoran Song , Di Luan , Wenchao Ding , Michael Yu Wang , Qifeng Chen

Transformer-based architectures achieved breakthrough performance in natural language processing and computer vision, yet they remain inferior to simpler linear baselines in multivariate long-term forecasting. To better understand this…

Accurate simulation and validation of advanced driver assistance systems requires accurate sensor models. Modeling automotive radar is complicated by effects such as multipath reflections, interference, reflective surfaces, discrete cells,…

机器人学 · 计算机科学 2017-06-20 Tim Allan Wheeler , Martin Holder , Hermann Winner , Mykel Kochenderfer

The performance of perception systems developed for autonomous driving vehicles has seen significant improvements over the last few years. This improvement was associated with the increasing use of LiDAR sensors and point cloud data to…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Yahia Dalbah , Jean Lahoud , Hisham Cholakkal

In real-world application scenarios, it is crucial for marine navigators and security analysts to predict vessel movement trajectories at sea based on the Automated Identification System (AIS) data in a given time span. This article…

计算机视觉与模式识别 · 计算机科学 2020-07-30 Chih-Wei Chen , Charles Harrison , Hsin-Hsiung Huang

Accurate forecasting of electric load and renewable generation is essential for reliable and cost effective power system operations. Recent advances in transformer based and foundation machine learning models, driven by large scale…

系统与控制 · 电气工程与系统科学 2026-04-27 Muhy Eddin Za'ter , Bri-Mathias Hodge

Modeling is crucial to understanding the effect of greenhouse gases, warming, and ice sheet melting on the ocean. At the same time, ocean processes affect phenomena such as hurricanes and droughts. Parameters in the models that cannot be…

Incorporating the dynamics knowledge into the model is critical for achieving accurate trajectory prediction while considering the spatial and temporal characteristics of the vessel. However, existing methods rarely consider the underlying…

机器学习 · 计算机科学 2023-03-22 Huimin Qiang , Zhiyuan Guo , Shiyuan Xie , Xiaodong Peng

The field of autonomous mobile robots has undergone dramatic advancements over the past decades. Despite achieving important milestones, several challenges are yet to be addressed. Aggregating the achievements of the robotic community as…