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๐Ÿ” minghui xu ๐Ÿ“‚ Engineering
Showing 17 results for "minghui xu" in Engineering
Engineering Preprint PDF DOI

Intent-Aware MPC for Aircraft Detect-and-Avoid with Response Delay: A Comparative Study with ACAS Xu

Arash Bahari Kordabad, Arabinda Ghosh, Sybert Stroeve, Sadegh Soudjani ยท 2025

In this paper, we propose an intent-aware Model Predictive Control (MPC) approach for the remain-well-clear (RWC) functionality of a multi-agent aircraft detect-and-avoid (DAA) system and compare its โ€ฆ

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AI-Empowered Catalyst Discovery: A Survey from Classical Machine Learning Approaches to Large Language Models

Yuanyuan Xu, Hanchen Wang, Wenjie Zhang, Lexing Xie, Yin Chen, Flora Salim, Ying Zhang, Justin Gooding, Toby Walsh ยท 2025

Catalysts are essential for accelerating chemical reactions and enhancing selectivity, which is crucial for the sustainable production of energy, materials, and bioactive compounds. Catalyst discoveryโ€ฆ

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TopoCellGen: Generating Histopathology Cell Topology with a Diffusion Model

Meilong Xu, Saumya Gupta, Xiaoling Hu, Chen Li, Shahira Abousamra, Dimitris Samaras, Prateek Prasanna, Chao Chen ยท 2024

Accurately modeling multi-class cell topology is crucial in digital pathology, as it provides critical insights into tissue structure and pathology. The synthetic generation of cell topology enables rโ€ฆ

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Med-TTT: Vision Test-Time Training model for Medical Image Segmentation

Jiashu Xu ยท 2024

Medical image segmentation plays a crucial role in clinical diagnosis and treatment planning. Although models based on convolutional neural networks (CNNs) and Transformers have achieved remarkable suโ€ฆ

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SkinFormer: Learning Statistical Texture Representation with Transformer for Skin Lesion Segmentation

Rongtao Xu, Changwei Wang, Jiguang Zhang, Shibiao Xu, Weiliang Meng, Xiaopeng Zhang ยท 2024

Accurate skin lesion segmentation from dermoscopic images is of great importance for skin cancer diagnosis. However, automatic segmentation of melanoma remains a challenging task because it is difficuโ€ฆ

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Engineering Preprint PDF DOI

Customizable Perturbation Synthesis for Robust SLAM Benchmarking

Xiaohao Xu, Tianyi Zhang, Sibo Wang, Xiang Li, Yongqi Chen, Ye Li, Bhiksha Raj, Matthew Johnson-Roberson, Xiaonan Huang ยท 2024

Robustness is a crucial factor for the successful deployment of robots in unstructured environments, particularly in the domain of Simultaneous Localization and Mapping (SLAM). Simulation-based benchmโ€ฆ

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Coverage Explorer: Coverage-guided Test Generation for Cyber Physical Systems

Sanaz Sheikhi, Stanley Bak ยท 2023

Given the safety-critical functions of autonomous cyber-physical systems (CPS) across diverse domains, testing these systems is essential. While conventional software and hardware testing methodologieโ€ฆ

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Semi-supervised Segmentation of Histopathology Images with Noise-Aware Topological Consistency

Meilong Xu, Xiaoling Hu, Saumya Gupta, Shahira Abousamra, Chao Chen ยท 2023

In digital pathology, segmenting densely distributed objects like glands and nuclei is crucial for downstream analysis. Since detailed pixel-wise annotations are very time-consuming, we need semi-supeโ€ฆ

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Collision Risk and Operational Impact of Speed Change Advisories as Aircraft Collision Avoidance Maneuvers

Sydney M. Katz, Luis E. Alvarez, Michael Owen, Samuel Wu, Marc Brittain, Anshuman Das, Mykel J. Kochenderfer ยท 2022

Aircraft collision avoidance systems have long been a key factor in keeping our airspace safe. Over the past decade, the FAA has supported the development of a new family of collision avoidance systemโ€ฆ

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Speech Technology for Everyone: Automatic Speech Recognition for Non-Native English with Transfer Learning

Toshiko Shibano, Xinyi Zhang, Mia Taige Li, Haejin Cho, Peter Sullivan, Muhammad Abdul-Mageed ยท 2021

To address the performance gap of English ASR models on L2 English speakers, we evaluate fine-tuning of pretrained wav2vec 2.0 models (Baevski et al., 2020; Xu et al., 2021) on L2-ARCTIC, a non-nativeโ€ฆ

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ReLUSyn: Synthesizing Stealthy Attacks for Deep Neural Network Based Cyber-Physical Systems

Aarti Kashyap, Syed Mubashir Iqbal, Karthik Pattabiraman, Margo Seltzer ยท 2021

Cyber Physical Systems (cps) are deployed in many mission-critical settings, such as medical devices, autonomous vehicular systems and aircraft control management systems. As more and more CPS adopt Dโ€ฆ

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Reachable Polyhedral Marching (RPM): A Safety Verification Algorithm for Robotic Systems with Deep Neural Network Components

Joseph A. Vincent, Mac Schwager ยท 2020

We present a method for computing exact reachable sets for deep neural networks with rectified linear unit (ReLU) activation. Our method is well-suited for use in rigorous safety analysis of robotic pโ€ฆ

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NNV: The Neural Network Verification Tool for Deep Neural Networks and Learning-Enabled Cyber-Physical Systems

Hoang-Dung Tran, Xiaodong Yang, Diego Manzanas Lopez, Patrick Musau, Luan Viet Nguyen, Weiming Xiang, Stanley Bak, Taylor T. Johnson ยท 2020

This paper presents the Neural Network Verification (NNV) software tool, a set-based verification framework for deep neural networks (DNNs) and learning-enabled cyber-physical systems (CPS). The crux โ€ฆ

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Probabilistic duck curve in high PV penetration power system: Concept, modeling, and empirical analysis in China

Qingchun Hou, Ning Zhang, Ershun Du, Miao Miao, Fei Peng, Chongqing Kang ยท 2019

The high penetration of photovoltaic (PV) is reshaping the electricity net-load curve and has a significant impact on power system operation and planning. The concept of duck curve is widely used to dโ€ฆ

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A Generalized Framework for Kullback-Leibler Markov Aggregation

Rana Ali Amjad, Clemens Blochl, Bernhard C. Geiger ยท 2017

This paper proposes an information-theoretic cost function for aggregating a Markov chain via a (possibly stochastic) mapping. The cost function is motivated by two objectives: 1) The process obtainedโ€ฆ

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Sequential Linear Quadratic Optimal Control for Nonlinear Switched Systems

Farbod Farshidian, Maryam Kamgarpour, Diego Pardo, Jonas Buchli ยท 2016

In this contribution, we introduce an efficient method for solving the optimal control problem for an unconstrained nonlinear switched system with an arbitrary cost function. We assume that the sequenโ€ฆ

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Two-grid algorithms for singularly perturbed reaction-diffusion problems on layer adapted meshes

Ivanka Tr. Angelova, Lubin G. Vulkov ยท 2016

We propose a new two-grid approach based on Bellman-Kalaba quasilinearization and Axelsson-Xu finite element two-grid method for the solution of singularly perturbed reaction-diffusion equations. The โ€ฆ

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