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๐Ÿ” ivan polasek ๐Ÿ“‚ Engineering
Showing 166 results for "ivan polasek" in Engineering
Engineering Preprint PDF DOI

High Coupling Tunable Acoustic Resonators in Monolithic Barium Titanate

Ian Anderson, Agham Posadas, Alexander A. Demkov, Ruochen Lu ยท 2026

The growing number of wireless communication bands has driven demand for compact, low-loss, and frequency adjustable RF filtering. Tunable acoustic resonators are well suited to address these needs, oโ€ฆ

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Engineering Preprint PDF DOI

Model-Free Dynamic Mode Adaptive Control for Data-Driven Control Synthesis

Parham Oveissi, Ankit Goel ยท 2026

This paper presents a model-free, data-driven control synthesis method called dynamic mode adaptive control (DMAC) for systems whose mathematical models are unavailable or unsuitable for classical conโ€ฆ

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Engineering Preprint PDF DOI

Towards SAFE-ISAC: STAR-RIS-Aided Joint Jamming Suppression and Target Concealment

Radwa Sultan ยท 2026

Designing robust architectures that can mitigate sophisticated attacks is now a key priority for modern wireless systems. This paper investigates a single-cell bistatic integrated sensing and communicโ€ฆ

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Engineering Preprint PDF DOI

SCORE: Statistical Certification of Regions of Attraction via Extreme Value Theory

Pietro Zanotta, Panos Stinis, Jan Drgona ยท 2026

Certifying the Region of Attraction (ROA) for high-dimensional nonlinear dynamical systems remains a severe computational bottleneck. Traditional deterministic verification methods, such as Sum-of-Squโ€ฆ

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Engineering Preprint PDF DOI

HyperKKL: Enabling Non-Autonomous State Estimation through Dynamic Weight Conditioning

Yahia Salaheldin Shaaban, Salem Lahlou, Abdelrahman Sayed Sayed ยท 2026

This paper proposes HyperKKL, a novel learning approach for designing Kazantzis-Kravaris/Luenberger (KKL) observers for non-autonomous nonlinear systems. While KKL observers offer a rigorous theoreticโ€ฆ

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Engineering Preprint PDF DOI

Exploiting Structure-from-Motion for Robust Vision-Based Map Matching for Aircraft Surface Movement

Daniel Choate, Jason Rife ยท 2026

In this paper we introduce a vision-aided navigation (VAN) pipeline designed to support ground navigation of autonomous aircraft. The proposed algorithm combines the computational efficiency of indireโ€ฆ

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Engineering Preprint PDF DOI

Joint Fractional Delay and Doppler Frequency Estimator Under Spectrum Wrapping Phenomenon for LEO-ICAN AFDM Signals

Zhenyu Chen, Ke Xiao, Xiaomei Tang, Jing Lei, Muzi Yuan, Guangfu Sun ยท 2026

With the rapid development of low earth orbit (LEO) satellites, the design of integrated communication and navigation (ICAN) signals has attracted increasing attention, especially in the field of vehiโ€ฆ

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Engineering Preprint PDF DOI

iFAN Ecosystem: A Unified AI, Digital Twin, Cyber-Physical Security, and Robotics Environment for Advanced Nuclear Simulation and Operations

Youndo Do, Chad Meece, Marc Zebrowitz, Spencer Banks, Myeongjun Choi, Xiaoxu Diao, Kai Tan, Michael Doran, Jason Reed, Fan Zhang ยท 2026

As nuclear facilities experience digital transformation and advanced reactor development, AI integration, cyber-physical security, and other emerging technologies such as autonomous robot operations aโ€ฆ

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Engineering Preprint PDF DOI

OFDM-Based ISAC Imaging of Extended Targets via Inverse Virtual Aperture Processing

Michael Negosanti, Lorenzo Pucci, Andrea Giorgetti ยท 2026

This work investigates the performance of an integrated sensing and communication (ISAC) system exploiting inverse virtual aperture (IVA) for imaging moving extended targets in vehicular scenarios. A โ€ฆ

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Improving Audio Question Answering with Variational Inference

Haolin Chen ยท 2026

Variational inference (VI) provides a principled framework for estimating posterior distributions over model parameters, enabling explicit modeling of weight uncertainty during optimization. By capturโ€ฆ

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Necessity of Cooperative Transmissions for Wireless MapReduce

Yue Bi, Michele Wigger ยท 2026

The paper presents an improved upper bound (achievability result) on the optimal tradeoff between Normalized Delivery Time (NDT) and computation load for distributed computing MapReduce systems in cerโ€ฆ

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SeqWalker: Sequential-Horizon Vision-and-Language Navigation with Hierarchical Planning

Zebin Han, Xudong Wang, Baichen Liu, Qi Lyu, Zhenduo Shang, Jiahua Dong, Lianqing Liu, Zhi Han ยท 2026

Sequential-Horizon Vision-and-Language Navigation (SH-VLN) presents a challenging scenario where agents should sequentially execute multi-task navigation guided by complex, long-horizon language instrโ€ฆ

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Scalable Nonlinear DeePC: Bridging Direct and Indirect Methods and Basis Reduction

Thomas O. de Jong, Mircea Lazar, Siep Weiland, Florian Dorfler ยท 2025

This paper studies regularized data-enabled predictive control (DeePC) within a nonlinear framework and its relationship to subspace predictive control (SPC). The $\Pi$-regularization is extended to gโ€ฆ

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Robust Offset-free Kernelized Data-Driven Predictive Control for Nonlinear Systems

Mahmood Mazare, Hossein Ramezani ยท 2025

This paper proposes a novel Kernelized Data-Driven Predictive Control (KDPC) scheme for robust, offset-free tracking of nonlinear systems. Our computationally efficient hybrid approach separates the pโ€ฆ

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Autonomous Vehicle front steering control computation saving

Julian Salt Llobregat, Julian Salt Ducaju ยท 2025

For autonomous vehicles lane keeping purposes it is crucial to control the vehicle yaw rate. As it is known a vehicle yaw rate control can be achieved handling the steering angle. One option is to conโ€ฆ

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High Pixel Resolution Visible to Extended Shortwave Infrared Single Pixel Imaging with a black Phosphorus-Molybdenum disulfide (bP-MoS2) photodiode

Seyed Saleh Mousavi Khaleghi, Jinyuan Chen, Sivacarendran Balendhran, Alexander Corletto, Shifan Wang, Huan Liu, James Bullock, Kenneth B. Crozier ยท 2025

High-resolution infrared imagers are currently more expensive than CMOS and CCD cameras, due to costly sensor arrays. Van der Waals (vdWs) materials present an opportunity for low-cost, room temperatuโ€ฆ

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Zero to Autonomy in Real-Time: Online Adaptation of Dynamics in Unstructured Environments

William Ward, Sarah Etter, Jesse Quattrociocchi, Christian Ellis, Adam J. Thorpe, Ufuk Topcu ยท 2025

Autonomous robots must go from zero prior knowledge to safe control within seconds to operate in unstructured environments. Abrupt terrain changes, such as a sudden transition to ice, create dynamics โ€ฆ

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Engineering Preprint PDF DOI

Automatic Regression for Governing Equations with Control (ARGOSc)

Amir Bahador Javadi, Amin Kargarian, Mort Naraghi-Pour ยท 2025

Learning the governing equations of dynamical systems from data has drawn significant attention across diverse fields, including physics, engineering, robotics and control, economics, climate science,โ€ฆ

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Engineering Preprint PDF DOI

Ultrasound-based detection and malignancy prediction of breast lesions eligible for biopsy: A multi-center clinical-scenario study using nomograms, large language models, and radiologist evaluation

Ali Abbasian Ardakani, Afshin Mohammadi, Taha Yusuf Kuzan, Beyza Nur Kuzan, Hamid Khorshidi, Ashkan Ghorbani, Alisa Mohebbi, Fariborz Faeghi, Sepideh Hatamikia, U Rajendra Acharya ยท 2025

To develop and externally validate integrated ultrasound nomograms combining BIRADS features and quantitative morphometric characteristics, and to compare their performance with expert radiologists anโ€ฆ

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Observer-Free Sliding Mode Control via Structured Decomposition: a Smooth and Bounded Control Framework

Jaafar Gaber ยท 2025

In this paper, we introduce an observer-free sliding mode control (SMC) method based on explicit structural compensation via the decomposition \( s = \alpha - \beta \). The proposed formulation eliminโ€ฆ

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