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Robots are increasingly being deployed in agriculture to support sustainable practices and improve productivity. They offer strong potential to enable precise, efficient, and environmentally friendly operations. However, most existing…

Robotics · Computer Science 2026-03-31 Stephane Ngnepiepaye Wembe , Vincent Rousseau , Johann Laconte , Roland Lenain

A main challenge in mechanical design is to efficiently explore the design space while satisfying engineering constraints. This work explores the use of 3D generative models to explore the design space in the context of vehicle development,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Hayata Morita , Kohei Shintani , Chenyang Yuan , Frank Permenter

Deep Reinforcement Learning (DRL) controllers for quadrupedal locomotion have demonstrated impressive performance on challenging terrains, allowing robots to execute complex skills such as climbing, running, and jumping. However, existing…

Robotics · Computer Science 2025-09-30 Yinzhao Dong , Ji Ma , Liu Zhao , Wanyue Li , Peng Lu

Road damage can create safety and comfort challenges for both human drivers and autonomous vehicles (AVs). This damage is particularly prevalent in rural areas due to less frequent surveying and maintenance of roads. Automated detection of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Tzu-Yun Tseng , Hongyu Lyu , Josephine Li , Julie Stephany Berrio , Mao Shan , Stewart Worrall

To address the issues of the existing frustum-based methods' underutilization of image information in road three-dimensional object detection as well as the lack of research on agricultural scenes, we constructed an object detection dataset…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Lili Yang , Mengshuai Chang , Xiao Guo , Yuxin Feng , Yiwen Mei , Caicong Wu

A new dimension reduction (DR) method for data sets is proposed by autonomous deforming of data manifolds. The deformation is guided by the proposed deforming vector field, which is defined by two kinds of virtual interactions between data…

Machine Learning · Computer Science 2021-10-22 Xiaodong Zhuang

Estimating terrain traversability in off-road environments requires reasoning about complex interaction dynamics between the robot and these terrains. However, it is challenging to create informative labels to learn a model in a supervised…

Autonomous driving perception techniques are typically based on supervised machine learning models that are trained on real-world street data. A typical training process involves capturing images with a single car model and windshield…

Image and Video Processing · Electrical Eng. & Systems 2023-08-24 Dominik Werner Wolf , Markus Ulrich , Nikhil Kapoor

This paper serves as a complementary material to a poster presented at the XXXVI Dynamics Days Europe in Corfu, Greece, on June 6th-10th in 2016. In this study, fractal dimension ($D$) of two types of self-affine signals were estimated with…

Dynamical Systems · Mathematics 2016-11-21 Hana Krakovská , Anna Krakovská

Estimating the distance to objects is crucial for autonomous vehicles when using depth sensors is not possible. In this case, the distance has to be estimated from on-board mounted RGB cameras, which is a complex task especially in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Michaël Fonder , Damien Ernst , Marc Van Droogenbroeck

An efficient method for frequency domain analysis of 2D cross-field devices is presented. This work was done to analyze and design high efficiency magnetrons. Arbitrary device-geometries are described by a piecewise planar boundary. The…

Accelerator Physics · Physics 2007-05-23 Valery A. Dolgashev , Sami G. Tantawi

Soft robots have the potential to interact with sensitive environments and perform complex tasks effectively. However, motion plans and trajectories for soft manipulators are challenging to calculate due to their deformable nature and…

Robotics · Computer Science 2024-12-12 Akua Dickson , Juan C. Pacheco Garcia , Ran Jing , Meredith L. Anderson , Andrew P. Sabelhaus

Terrains are visually important and commonly used in computer graphics. While many algorithms for their generation exist, it is difficult to assess the realism of a generated terrain. This paper presents a first step in the direction of…

Fracture surfaces provide various types of information about fracture. The fracture toughness $K_{{\rm I}c}$, which represents the resistance to fracture, can be estimated using the three-dimensional (3D) information of a fracture surface,…

Materials Science · Physics 2022-05-02 Yoh-ichi Mototake , Kaita Ito , Masahiko Demura

Drifting, characterized by controlled vehicle motion at high sideslip angles, is crucial for safely handling emergency scenarios at the friction limits. While recent reinforcement learning approaches show promise for drifting control, they…

Robotics · Computer Science 2025-08-04 Yihan Zhou , Yiwen Lu , Bo Yang , Jiayun Li , Yilin Mo

Globally rising demand for transportation by rail is pushing existing infrastructure to its capacity limits, necessitating the development of accurate, robust, and high-frequency positioning systems to ensure safe and efficient train…

Robotics · Computer Science 2023-08-24 Cornelius von Einem , Andrei Cramariuc , Roland Siegwart , Cesar Cadena , Florian Tschopp

Autonomous Mobile Robot (AMR) navigation in dynamic environments that may be GPS denied, without a-priori maps, is an unsolved problem with potential to improve humanity's capabilities. Conventional modular methods are computationally…

Robotics · Computer Science 2026-03-31 Shathushan Sivashangaran , Apoorva Khairnar , Azim Eskandarian

Using a novel high-performance computing implementation of a nonlinear continuum damage breakage model, we explore interactions between 3D co-seismic off-fault damage, seismic radiation, and rupture dynamics. Our simulations demonstrate…

Geophysics · Physics 2025-03-28 Zihua Niu , Alice-Agnes Gabriel , Yehuda Ben-Zion

This work presents a variational physics-informed deep learning framework for phase-field modelling of brittle crack propagation in anisotropic media. Previous Deep Ritz Method (DRM) approaches have focused on second-order, isotropic…

Computational Physics · Physics 2026-04-15 N. Plungė , P. Brommer , R. S. Edwards , E. G. Kakouris

Accurate annual average daily traffic (AADT) data are vital for transport planning and infrastructure management. However, automatic traffic detectors across national road networks often provide incomplete coverage, leading to…

Machine Learning · Statistics 2025-10-22 Ying Yao , Daniel J. Graham