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Motion planning in modified environments is a challenging task, as it compounds the innate difficulty of the motion planning problem with a changing environment. This renders some algorithmic methods such as probabilistic roadmaps less…

机器人学 · 计算机科学 2024-07-02 Stav Ashur , Maria Lusardi , Marta Markowicz , James Motes , Marco Morales , Sariel Har-Peled , Nancy M. Amato

Radar odometry estimation has emerged as a critical technique in the field of autonomous navigation, providing robust and reliable motion estimation under various environmental conditions. Despite its potential, the complex nature of radar…

机器人学 · 计算机科学 2024-04-08 Matteo Frosi , Mirko Usuelli , Matteo Matteucci

Reduced order models are computationally inexpensive approximations that capture the important dynamical characteristics of large, high-fidelity computer models of physical systems. This paper applies machine learning techniques to improve…

机器学习 · 计算机科学 2015-11-11 Azam Moosavi , Razvan Stefanescu , Adrian Sandu

For certain manipulation tasks, object pose estimation from head-mounted cameras may not be sufficiently accurate. This is at least in part due to our inability to perfectly calibrate the coordinate frames of today's high degree of freedom…

机器人学 · 计算机科学 2022-04-12 Patrick Lancaster , Boling Yang , Joshua R. Smith

Point discretization of curved surfaces is required in many applications ranging from object rendering to the solution of surface partial differential equations (PDEs). These applications often impose that surfaces are sampled with local…

计算工程、金融与科学 · 计算机科学 2026-05-06 Lennart J. Schulze , Ivo F. Sbalzarini

Indoor localization is one of the crucial enablers for deployment of service robots. Although several successful techniques for indoor localization have been proposed, the majority of them relies on maps generated from data gathered with…

机器人学 · 计算机科学 2019-07-15 Federico Boniardi , Abhinav Valada , Rohit Mohan , Tim Caselitz , Wolfram Burgard

Path planning is a classic problem for autonomous robots. To ensure safe and efficient point-to-point navigation an appropriate algorithm should be chosen keeping the robot's dimensions and its classification in mind. Autonomous robots use…

机器人学 · 计算机科学 2023-05-01 Alka Choudhary

The design of functional seating furniture is a complicated process which often requires extensive manual design effort and empirical evaluation. We propose a computational design framework for pose-driven automated generation of…

图形学 · 计算机科学 2020-07-02 Kurt Leimer , Andreas Winkler , Stefan Ohrhallinger , Przemyslaw Musialski

Robotic grasping is an essential and fundamental task and has been studied extensively over the past several decades. Traditional work analyzes physical models of the objects and computes force-closure grasps. Such methods require…

机器人学 · 计算机科学 2023-05-25 Yuwei Wu , Weixiao Liu , Zhiyang Liu , Gregory S. Chirikjian

Optimising a ranking-based metric, such as Average Precision (AP), is notoriously challenging due to the fact that it is non-differentiable, and hence cannot be optimised directly using gradient-descent methods. To this end, we introduce an…

计算机视觉与模式识别 · 计算机科学 2020-09-10 Andrew Brown , Weidi Xie , Vicky Kalogeiton , Andrew Zisserman

Natural image matting is a fundamental and challenging computer vision task. Conventionally, the problem is formulated as an underconstrained problem. Since the problem is ill-posed, further assumptions on the data distribution are required…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Rui Wang , Jun Xie , Jiacheng Han , Dezhen Qi

This paper presents a Bayesian framework for manipulating mesh surfaces with the aim of improving the positional integrity of the geological boundaries that they seek to represent. The assumption is that these surfaces, created initially…

计算工程、金融与科学 · 计算机科学 2021-07-22 Raymond Leung , Alexander Lowe , Anna Chlingaryan , Arman Melkumyan , John Zigman

Incorporating domain-specific priors in search and navigation tasks has shown promising results in improving generalization and sample complexity over end-to-end trained policies. In this work, we study how object embeddings that capture…

机器人学 · 计算机科学 2021-08-03 Vidhi Jain , Prakhar Agarwal , Shishir Patil , Katia Sycara

We introduce a new type of foundational model for parsing human anatomy in medical images that works for different modalities. It supports supervised or unsupervised training and can perform matching, registration, classification, or…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Halid Ziya Yerebakan , Kritika Iyer , Xueqi Guo , Yoshihisa Shinagawa , Gerardo Hermosillo Valadez

Convex nonsmooth optimization problems, whose solutions live in very high dimensional spaces, have become ubiquitous. To solve them, the class of first-order algorithms known as proximal splitting algorithms is particularly adequate: they…

最优化与控制 · 数学 2023-02-27 Laurent Condat , Daichi Kitahara , Andrés Contreras , Akira Hirabayashi

Inter-subject registration of cortical areas is necessary in functional imaging (fMRI) studies for making inferences about equivalent brain function across a population. However, many high-level visual brain areas are defined as peaks of…

神经元与认知 · 定量生物学 2016-06-09 Marius Cătălin Iordan , Armand Joulin , Diane M. Beck , Li Fei-Fei

Touch-based object localization is an important component of autonomous robotic systems that are to perform dexterous tasks in real-world environments. When the objects to locate are placed within clutters, this touch-based procedure tends…

机器人学 · 计算机科学 2017-09-28 Huy Nguyen , Quang-Cuong Pham

The growing urban complexity demands an efficient algorithm to acquire and process various sensor information from autonomous vehicles. In this paper, we introduce an algorithm to utilize object detection results from the image to…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Madhumitha Sakthi , Ahmed Tewfik

Algorithms for motion planning in unknown environments are generally limited in their ability to reason about the structure of the unobserved environment. As such, current methods generally navigate unknown environments by relying on…

机器人学 · 计算机科学 2019-10-21 Amine Elhafsi , Boris Ivanovic , Lucas Janson , Marco Pavone

Simultaneous localisation and mapping (SLAM) play a vital role in autonomous robotics. Robotic platforms are often resource-constrained, and this limitation motivates resource-efficient SLAM implementations. While sparse visual SLAM…

机器人学 · 计算机科学 2023-07-06 Christiaan J. Müller , Corné E. van Daalen