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Showing 4047 results for "oliver gray" in Engineering · Preprint
Engineering Preprint PDF DOI

Framework for Collaborative Operation of Autonomous Delivery Vehicles Within a Marshaling Yard

James O'Hara, Karl Wunderlich, Gregory Stevens · 2026

As autonomous vehicles slowly deploy into urban roads for limited use cases with significant edge case issues, closed facilities like marshaling yards provide a ripe case for combining lower-level veh…

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Engineering Preprint PDF DOI

Bitwise Over-Parameterized Neural Polar Decoding: A Theoretical Performance Analysis

Hongzhi Zhu, Wei Xu, Xiaohu You · 2026

This paper proposes a bitwise over-parameterized neural network (ONN) decoder for polar-coded transmission and develops a tractable theoretical performance analysis framework. By modeling each synthes…

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Engineering Preprint PDF DOI

RAY-TOLD: Ray-Based Latent Dynamics for Dense Dynamic Obstacle Avoidance with TDMPC

Seungho Han, Seokju Lee, Jeonguk Kang · 2026

Dense, dynamic crowds pose a persistent challenge for autonomous mobile robots. Purely reactive planning methods, such as Model Predictive Path Integral (MPPI) control, often fail to escape local mini…

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Engineering Preprint PDF DOI

The Field of Safe Motion: Operationalizing Affordances in the Field of Safe Travel Using Reachability Analysis

Leif Johnson, Trent Victor, Johan Engstrom · 2026

We present the Field of Safe Motion (FSM), a quantitative safety model for determining whether a driver maintains a collision-free escape route, or "out," at any given moment by accounting for that dr…

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Engineering Preprint PDF DOI

A Matrix-Free Galerkin Multigrid Solver and Failure-Mode Screen for Single-GPU 3D SIMP Linear Systems

Shaoliang Yang, Jun Wang, Yunsheng Wang · 2026

Large 3D SIMP studies require repeated elasticity solves for density-dependent operators whose finest matrices are expensive to assemble and whose conditioning degrades under high contrast. We study t…

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Engineering Preprint PDF DOI

2D and 3D Grasp Planners for the GET Asymmetrical Gripper

Andrew Goldberg, Ethan Ransing, Anton Kourakin, Cael Magner, Edward H. Adelson, Ken Goldberg · 2026

In this paper, we introduce GET-2D-1.0, a fast grasp planner for the GET asymmetrical gripper that operates from a single-view RGB-D image, using the Ferrari-Canny metric and a novel sampling strategy…

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Engineering Preprint PDF DOI

SlicerRoboTMS: An Open-Source 3D Slicer Extension for Robot-Assisted Transcranial Magnetic Stimulation

Wenzhi Bai, Yituo Guo, Bhaskar Basu, Andrew Weightman, Zhenhong Li · 2026

Robot-assisted Transcranial Magnetic Stimulation (Robo-TMS) is an image-guided robotic intervention that enhances the accuracy and reproducibility of conventional Transcranial Magnetic Stimulation (TM…

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Engineering Preprint PDF DOI

Slot-hopping Enabled Loiter Guidance and Automation for Fixed-wing UAV Corridors

Pradeep J, Siddhardha Kedarisetty, Ashwini Ratnoo · 2026

This paper addresses the problem of traffic congestion management in fixed-wing unmanned aerial vehicle (UAV) corridors by further developing a recently introduced loiter-lane framework. A semi-cooper…

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Engineering Preprint PDF DOI

GS-DOT: Gaussian splatting-based image reconstruction for diffuse optical tomography

Jingjing Jiang · 2026

This work presents GS-DOT, a novel image reconstruction framework based on Gaussian Splatting (GS) for diffuse optical tomography (DOT). Inspired by GS for rendering applications, absorption coefficie…

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Engineering Preprint PDF DOI

RecoverFormer: End-to-End Contact-Aware Recovery for Humanoid Robots

Zihui Liu · 2026

Humanoid robots operating in unstructured environments must recover from unexpected disturbances-a capability that remains challenging for end-to-end control policies. We present RECOVERFORMER, a full…

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Engineering Preprint PDF DOI

Triple-Phase Sequential Fusion Network for Hepatobiliary Phase Liver MRI Synthesis

Qiuli Wang, Xinhuan Sun, Fengxi Chen, Yongxu Liu, Jie Cheng, Lin Chen, Jiafei Chen, Yue Zhang, Xiaoming Li, Wei Chen · 2026

Gadoxetate disodium-enhanced MRI is essential for the detection and characterization of hepatocellular carcinoma. However, acquisition of the hepatobiliary phase (HBP) requires a prolonged post-contra…

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Engineering Preprint PDF DOI

Learning-augmented robotic automation for real-world manufacturing

Yunho Kim, Quan Nguyen, Taewhan Kim, Youngjin Heo, Joonho Lee · 2026

Industrial robots are widely used in manufacturing, yet most manipulation still depends on fixed waypoint scripts that are brittle to environmental changes. Learning-based control offers a more adapti…

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Engineering Preprint PDF DOI

Characterizing pitch and roll torque coupling in insect-sized flapping-wing robots using a microfabricated gimbal

Aaron Weber, Daksh Dhingra, Sawyer B. Fuller · 2026

Sub-gram flapping-wing flying insect robots (FIRs) are challenging to model because of mechanical complexity in their wings, unsteady aerodynamic flow, and the difficulty of making precise measurement…

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Engineering Preprint PDF DOI

Personalized electric vehicle energy consumption estimation framework that integrates driver behavior with map data

Sreechakra Vasudeva Raju Rachavelpula, Sangwhan Cha · 2026

This paper presents a personalized Battery Electric Vehicle (BEV) energy consumption estimation framework that integrates map-based contextual features with driver-specific velocity prediction and phy…

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Engineering Preprint PDF DOI

Wildfires Quasi-Implicit Alternative-Direction Simulations using Isogeometric Finite Element Method

Juliusz Wasieleski, Tomasz S{l}uzalec, Maciej Wozniak, Marcin {L}os, Andres Medina, Paulina Sepulveda, Albert Oliver Serra, Eirik Valseth, Anna Paszynska, Maciej Paszynski · 2026

We develop a wildfire simulation model that evolves the temperature scalar field using an energy balance equation accounting for heat generation, transport, and loss. For these equations, we develop q…

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Engineering Preprint PDF DOI

Thrust Regulation Through Wing Linkage Modulation on the Aerobat Platform: Piezoelectric Slip-Stick Actuated Regulator Development

Luca Ciampaglia · 2026

Aerobat is a bat-inspired flapping-wing robot with a wing gait generate by the computational structure, a planar linkage of carbon fiber links driven by a single motor. This design minimizes weight bu…

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Engineering Preprint PDF DOI

Warm-Start Quantum Approximate Optimization Algorithm for QAM MIMO Data Detection

Soumyadip Paul, Sourav Banerjee, Debanjan Bhowmik, Neel Kanth Kundu · 2026

Data detection in large-scale multiple-input multiple-output (MIMO) systems with higher-order quadrature amplitude modulation (QAM) remains a challenging problem due to the exponential complexity of t…

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Engineering Preprint PDF DOI

Ray Tracing-Enabled Digital Twin for RIS Phase Optimization: Implementation and Experimental Validation

Omer Lutfu Karakelle, Sefa Kayrakl{i}k, Ibrahim Hokelek, Ali Gorcin, Halim Yan{i}komeroglu · 2026

Determining the optimal phase configurations of reconfigurable intelligent surface (RIS) elements typically requires complex channel estimation procedures with high pilot overhead, creating a bottlene…

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Engineering Preprint PDF DOI

DART: Learning-Enhanced Model Predictive Control for Dual-Arm Non-Prehensile Manipulation

Autrio Das, Shreya Bollimuntha, Madala Venkata Renu Jeevesh, Keshab Patra, Tashmoy Ghosh, Nagamanikandan Govindan, Arun Kumar Singh, K Madhava Krishna · 2026

What appears effortless to a human waiter remains a major challenge for robots. Manipulating objects nonprehensilely on a tray is inherently difficult, and the complexity is amplified in dual-arm sett…

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Engineering Preprint PDF DOI

ORCA -- Online Regime Correlation Analyzer

Boris Kriuk, Fedor Kriuk · 2026

Standard risk models reduce the rich dependence structure of financial markets to scalar volatility estimates, discarding the topological information encoded in cross-asset correlation networks. We pr…

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