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🔍 david doty 📂 Engineering 📄 Preprint
Showing 346 results for "david doty" in Engineering · Preprint
Engineering Preprint PDF DOI

DOT-Sim: Differentiable Optical Tactile Simulation with Precise Real-to-Sim Physical Calibration

Yang You, Won Kyung Do, Aiden Swann, Rika Antonova, Monroe Kennedy, Leonidas Guibas · 2026

Simulating optical tactile sensors presents significant challenges due to their high deformability and intricate optical properties. To address these issues and enable a physically accurate simulation…

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Engineering Preprint PDF DOI

Complex-Vector Power and Cross-Phase Unbalance in Three-Phase Systems

Juan Carlos Bravo-Rodriguez, Juan Carlos del-Pino-Lopez, Francisco Casado-Machado · 2026

Unbalanced three-phase systems still lack a compact phasor-domain representation of power that makes phase asymmetry explicit while remaining consistent with established apparent-power definitions. Th…

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Engineering Preprint PDF DOI

Generalizable Friction Coefficient Estimation via Material Embedding and Proxy Interaction Modeling

Zhendong Wang, Huamin Wang · 2026

Accurately estimating friction coefficients between arbitrary material pairs is critical for robotics, digital fabrication, and physics-based simulation, but exhaustive pairwise testing scales quadrat…

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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

Simulation of Switching Converters Using Linear Capacitor Voltage and Inductor Current Prediction and Correction

Aleksandra Lekic, Vujo Drndarevic · 2026

In this paper an algorithm for transient simulation of switching converters using prediction and correction to calculate duty ratio is proposed. It provides large signal simulation on the level of ave…

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Engineering Preprint PDF DOI

Symmetry Is Almost All You Need: Robust Stability with Uncertainty Induced by Symmetric SRG Regions

Ding Zhang, Di Zhao, Philipp Braun, Jianqi Chen · 2026

This paper investigates the robust stability problem of a feedback system in the presence of uncertainties induced by graphical regions in the plane where the scaled relative graphs (SRGs) reside. Our…

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Engineering Preprint PDF DOI

CisLunarSense: Opportunistic ISAC for Debris Detection at the Lunar Gateway

Haofan Dong, Ozgur B. Akan · 2026

We propose CisLunarSense, an opportunistic integrated sensing and communication (ISAC) framework that exploits the Lunar Gateway's Ka-band relay for monostatic debris detection, addressing the absence…

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Engineering Preprint PDF DOI

$\phi-$DeepONet: A Discontinuity Capturing Neural Operator

Sumanta Roy, Stephen T. Castonguay, Pratanu Roy, Michael D. Shields · 2026

We present $\phi-$DeepONet, a physics-informed neural operator designed to learn mappings between function spaces that may contain discontinuities or exhibit non-smooth behavior. Classical neural oper…

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Engineering Preprint PDF DOI

Enhanced ShockBurst for Ultra Low-Power On-Demand Sensing

Ziyao Zhou, Chen Shen, Sicong Shen, Hen-Wei Huang · 2026

On demand sensing is emerging as a key paradigm in Internet of Things (IoT) systems, where devices remain in low power states and transmit data only upon event triggers. Such an operation requires wir…

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Engineering Preprint PDF DOI

Algorithmic Power Optimisation in Constrained Railway Networks: A Systematic Review

Marton Laszlo Ambrus · 2026

The decarbonisation of heavy-duty railway networks requires maximising the capacity of existing electrical infrastructure. Integrating heavy freight alongside fast passenger services exposes the hard …

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Engineering Preprint PDF DOI

Physics-Infused Neural MPC of a DC-DC Boost Converter with Adaptive Transient Recovery and Enhanced Dynamic Stability

Tahmin Mahmud · 2026

DC-DC boost converters require advanced control to ensure efficiency and stability under varying loads. Traditional model predictive control (MPC) and data-driven neural network methods face challenge…

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Engineering Preprint PDF DOI

NavTrust: Benchmarking Trustworthiness for Embodied Navigation

Huaide Jiang, Yash Chaudhary, Yuping Wang, Zehao Wang, Raghav Sharma, Manan Mehta, Yang Zhou, Lichao Sun, Zhiwen Fan, Zhengzhong Tu, Jiachen Li · 2026

There are two major categories of embodied navigation: Vision-Language Navigation (VLN), where agents navigate by following natural language instructions; and Object-Goal Navigation (OGN), where agent…

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Engineering Preprint PDF DOI

Learnable Pulse Accumulation for On-Device Speech Recognition: How Much Attention Do You Need?

Yakov Pyotr Shkolnikov · 2026

Self-attention scales quadratically with sequence length, limiting transformer-based speech models on edge devices. We introduce the Learnable Pulse Accumulator (LPA), an O(n) replacement that substit…

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Engineering Preprint PDF DOI

Unified Learning of Temporal Task Structure and Action Timing for Bimanual Robot Manipulation

Christian Dreher, Patrick Dormanns, Andre Meixner, Tamim Asfour · 2026

Temporal task structure is fundamental for bimanual manipulation: a robot must not only know that one action precedes or overlaps another, but also when each action should occur and how long it should…

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Engineering Preprint PDF DOI

VANGUARD: Vehicle-Anchored Ground Sample Distance Estimation for UAVs in GPS-Denied Environments

Yifei Chen, Xupeng Chen, Feng Wang, Niangang Jiao, Jiayin Liu · 2026

Autonomous aerial robots operating in GPS-denied or communication-degraded environments frequently lose access to camera metadata and telemetry, leaving onboard perception systems unable to recover th…

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Engineering Preprint PDF DOI

Modeling PWM-Time-SOC Interaction in a Simulated Robot

Vidyut Pradeep, Shirantha Welikala · 2026

Accurate prediction of battery state of charge is needed for autonomous robots to plan movements without using up all available power. This work develops a physics and data-informed model from a simul…

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Engineering Preprint PDF DOI

U-DAVI: Uncertainty-Aware Diffusion-Prior-Based Amortized Variational Inference for Image Reconstruction

Ayush Varshney, Katherine L. Bouman, Berthy T. Feng · 2026

Ill-posed imaging inverse problems remain challenging due to the ambiguity in mapping degraded observations to clean images. Diffusion-based generative priors have recently shown promise, but typicall…

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Engineering Preprint PDF DOI

AI-Driven Cardiorespiratory Signal Processing: Separation, Clustering, and Anomaly Detection

Yasaman Torabi · 2026

This research applies artificial intelligence (AI) to separate, cluster, and analyze cardiorespiratory sounds. We recorded a new dataset (HLS-CMDS) and developed several AI models, including generativ…

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Engineering Preprint PDF DOI

Radar Operating Metrics and Network Throughput for Integrated Sensing and Communications in Millimeter-wave Urban Environments

Akanksha Sneh, Shobha Sundar Ram · 2026

Millimeter wave integrated sensing and communication (ISAC) systems are being researched for next-generation intelligent transportation systems. Here, radar and communication functionalities share a c…

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Engineering Preprint PDF DOI

A Multi-physics Simulation Framework for High-power Microwave Counter-unmanned Aerial System Design and Performance Evaluation

Akbar Anbar Jafari, Gholamreza Anbarjafari · 2026

The proliferation of small unmanned aerial systems (sUAS) operating under autonomous guidance has created an urgent need for non-kinetic neutralization methods that are immune to conventional radio-fr…

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