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🔍 hongyang chao 📂 Engineering
Showing 267 results for "hongyang chao" in Engineering
Engineering Preprint PDF DOI

Chaos-Enhanced Prototypical Networks for Few-Shot Medical Image Classification

Chinthakuntla Meghan Sai, Murarisetty V Sai Kartheek, Sita Devi Bharatula, Karthik Seemakurthy · 2026

The scarcity of labeled clinical data in oncology makes Few-Shot Learning (FSL) a critical framework for Computer Aided Diagnostics, but we observed that standard Prototypical Networks often struggle …

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Engineering Preprint PDF DOI

Switch: Learning Agile Skills Switching for Humanoid Robots

Yuen-Fui Lau, Qihan Zhao, Yinhuai Wang, Runyi Yu, Hok Wai Tsui, Qifeng Chen, Ping Tan · 2026

Recent advancements in whole-body control through deep reinforcement learning have enabled humanoid robots to achieve remarkable progress in real-world chal lenging locomotion skills. However, existin…

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Engineering Preprint PDF DOI

Nonlinear Stochastic Model Predictive Control with Generative Uncertainty in Homogeneous Charge Compression Ignition

Xu Chen, Kevin Kluge, Maximilian Basler, Lorenz Dorschel, Heike Vallery · 2026

This work addresses the challenge of ignition timing and load control in homogeneous charge compression ignition engines operating subject to uncertainty from complex combustion dynamics and external …

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Engineering Preprint PDF DOI

Search-MIND: Training-Free Multi-Modal Medical Image Registration

Boya Wang, Ruizhe Li, Chao Chen, Xin Chen · 2026

Multi-modal image registration plays a critical role in precision medicine but faces challenges from non-linear intensity relationships and local optima. While deep learning models enable rapid infere…

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Engineering Preprint PDF DOI

Hyperfastrl: Hypernetwork-based reinforcement learning for unified control of parametric chaotic PDEs

Anil Sapkota, Omer San · 2026

Spatiotemporal chaos in fluid systems exhibits severe parametric sensitivity, rendering classical adjoint-based optimal control intractable because each operating regime requires recomputing the contr…

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Engineering Preprint PDF DOI

Polynomial Parametric Koopman Operators for Stochastic MPC

Efstathios Iliakis, Wallace Gian Yion Tan, Liang Wu, Jan Drgona, Richard D. Braatz · 2026

This paper develops a parametric Koopman operator framework for Stochastic Model Predictive Control (SMPC), where the Koopman operator is parametrized by Polynomial Chaos Expansions (PCEs). The model …

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Engineering Preprint PDF DOI

LQR for Systems with Probabilistic Parametric Uncertainties: A Gradient Method

Leilei Cui, Richard D. Braatz · 2026

A gradient-based method is proposed for solving the linear quadratic regulator (LQR) problem for linear systems with nonlinear dependence on time-invariant probabilistic parametric uncertainties. The …

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Engineering Preprint PDF DOI

Flow-based Polynomial Chaos Expansion for Uncertainty Quantification in Power System Dynamic Simulation

Le Fang, Wangkun Xu, Fei Teng · 2026

The large-scale integration of renewable energy sources introduces significant operational uncertainty into power systems. Although Polynomial Chaos Expansion (PCE) provides an efficient tool for unce…

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Engineering Preprint PDF DOI

Maximum-Projection-Based Bayesian Optimization Utilizing Sensitivity Analysis for High-Efficiency Radial Turbine Design with Scarce Data

Eric Diehl, Adem Tosun, Dimitrios Loukrezis · 2026

We propose a data-efficient workflow to optimize the efficiency of a radial turbine design under a strict budget of high-fidelity computational fluid dynamics simulations. Assuming anisotropic paramet…

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Engineering Preprint PDF DOI

Uncertainty Quantification of Radio Wave Propagation over Irregular Terrains Using Adaptive Polynomial Chaos Expansion

Sicheng An, Luca Di Rienzo, Hao Qin, Xingqi Zhang, Lorenzo Codecasa · 2026

Accurate modeling of radio wave propagation over irregular terrains is crucial for designing reliable wireless communication systems in such environments, yet uncertainties in the antenna configuratio…

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Engineering Preprint PDF DOI

Tempered Christoffel-Weighted Polynomial Chaos Expansion for Resilience-Oriented Uncertainty Quantification

Mahsa Ebadat-Parast, Xiaozhe Wang · 2026

Accurate and efficient uncertainty quantification is essential for resilience assessment of modern power systems under high impact and low probability disturbances. Data driven sparse polynomial chaos…

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Engineering Preprint PDF DOI

Deep Neural Network-Enhanced Frequency-Constrained Optimal Power Flow with Multi-Governor Dynamics

Fan Jiang, Xingpeng Li, Pascal Van Hentenryck · 2026

To ensure frequency security in power systems, both the rate of change of frequency (RoCoF) and the frequency nadir (FN) must be explicitly accounted for in real-time frequency-constrained optimal pow…

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Engineering Preprint PDF DOI

Towards Segmenting the Invisible: An End-to-End Registration and Segmentation Framework for Weakly Supervised Tumour Analysis

Budhaditya Mukhopadhyay, Chirag Mandal, Pavan Tummala, Naghmeh Mahmoodian, Andreas Nurnberger, Soumick Chatterjee · 2026

Liver tumour ablation presents a significant clinical challenge: whilst tumours are clearly visible on pre-operative MRI, they are often effectively invisible on intra-operative CT due to minimal cont…

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Engineering Preprint PDF DOI

Power Reserve Procurement Considering Dependent Random Variables with PCE

Nicola Ramseyer, Matthieu Jacobs, Mario Paolone · 2026

This paper presents an approach for the modelling of dependent random variables using generalised polynomial chaos. This allows to write chance-constrained optimization problems with respect to a join…

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Engineering Preprint PDF DOI

Polynomial Chaos-based Input Shaper Design under Time-Varying Uncertainty

Johannes Guttler, Karan Baker, Premjit Saha, James Warner, Adrian Stein · 2026

The work presented here investigates the application of polynomial chaos expansion toward input shaper design in order to maintain robustness in dynamical systems subject to uncertainty. Furthermore, …

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Engineering Preprint PDF DOI

Evaluation of Impression Difference of a Domestic Mobile Manipulator with Autonomous and/or Remote Control in Fetch-and-Carry Tasks

Takashi Yamamoto, Hiroaki Yaguchi, Shohei Kato, Hiroyuki Okada · 2025

A single service robot can present two distinct agencies: its onboard autonomy and an operator-mediated agency, yet users experience them through one physical body. We formalize this dual-agency struc…

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Engineering Preprint PDF DOI

The Dawn of Agentic EDA: A Survey of Autonomous Digital Chip Design

Zelin Zang, Yuhang Song, Aili Wang, Bingo Wing-Kuen Ling, Qi Sun, Zhen Lei, Fuji Yang, Cheng Zhuo, Jiebo Luo · 2025

The semiconductor industry faces a critical "Productivity Gap" where design complexity outpaces human capacity. While the "AI for EDA" revolution (L2) successfully optimized specific point problems, a…

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Engineering Preprint PDF DOI

A Domain Decomposition-based Solver for Acoustic Wave propagation in Two-Dimensional Random Media

Sudhi Sharma Padillath Vasudevan · 2025

An acoustic wave propagation problem with a log normal random field approximation for wave speed is solved using a sampling-free intrusive stochastic Galerkin approach. The stochastic partial differen…

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Engineering Preprint PDF DOI

Realizing Space-oriented Control in Smart Buildings via Word Embeddings

Hangli Ge, Hiroaki Mori, Yasuhira Chiba, Noboru Koshizuka · 2025

This paper presents a novel framework for implementing space-oriented control systems in smart buildings. In contrast to conventional device-oriented approaches, which often suffer from issues related…

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Engineering Preprint PDF DOI

Chat with UAV -- Human-UAV Interaction Based on Large Language Models

Haoran Wang, Zhuohang Chen, Guang Li, Bo Ma, Chuanghuang Li · 2025

The future of UAV interaction systems is evolving from engineer-driven to user-driven, aiming to replace traditional predefined Human-UAV Interaction designs. This shift focuses on enabling more perso…

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