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🔍 borjan geshkovski 📂 Engineering
Showing 181 results for "borjan geshkovski" in Engineering
Engineering Preprint PDF DOI

Towards Multi-Object-Tracking with Radar on a Fast Moving Vehicle: On the Potential of Processing Radar in the Frequency Domain

Tim Hansen, Arturo Gomez-Chavez, Ilya Shimchik, Andreas Birk · 2026

We promote in this paper the processing of radar data in the frequency domain to achieve higher robustness against noise and structural errors, especially in comparison to feature-based methods. This …

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Engineering Preprint PDF DOI

3DRO: Lidar-level SE(3) Direct Radar Odometry Using a 2D Imaging Radar and a Gyroscope

Cedric Le Gentil, Daniil Lisus, Timothy D. Barfoot · 2026

Recently, the robotics community has regained interest in radar-based perception and state estimation. A 2D imaging radar provides dense 360deg information about the environment. Despite the radar ant…

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Engineering Preprint PDF DOI

Sensitivity analysis for stopping criteria with application to organ transplantations

Xingyu Ren, Michael C. Fu, Steven I. Marcus · 2026

We consider a stopping problem and its application to the decision-making process regarding the optimal timing of organ transplantation for individual patients. At each decision period, the patient st…

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Engineering Preprint PDF DOI

Stochastic Control for Organ Donations: A Review

Xingyu Ren, Michael C. Fu, Steven I. Marcus · 2026

We review the literature on individual patient organ acceptance decision making by presenting a Markov Decision Process (MDP) model to formulate the organ acceptance decision process as a stochastic c…

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Engineering Preprint PDF DOI

Simulating Realistic LiDAR Data Under Adverse Weather for Autonomous Vehicles: A Physics-Informed Learning Approach

Vivek Anand, Bharat Lohani, Rakesh Mishra, Gaurav Pandey · 2026

Accurate LiDAR simulation is crucial for autonomous driving, especially under adverse weather conditions. Existing methods struggle to capture the complex interactions between LiDAR signals and atmosp…

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Engineering Preprint PDF DOI

Preserving Vertical Structure in 3D-to-2D Projection for Permafrost Thaw Mapping

Justin McMillen, Robert Van Alphen, Taha Sadeghi Chorsi, Jason Shabaga, Mel Rodgers, Rocco Malservisi, Timothy Dixon, Yasin Yilmaz · 2026

Forecasting permafrost thaw from aerial lidar requires projecting 3D point cloud features onto 2D prediction grids, yet naive aggregation methods destroy the vertical structure critical in forest envi…

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Engineering Preprint PDF DOI

Distributed State Estimation of Discrete-Time LTI Systems via Jordan Canonical Representation

Giulio Fattore, Maria Elena Valcher, Rui Gao, Guang-Hong Yang · 2026

In this paper, we address the problem of distributed state estimation for a discrete-time, linear time-invariant system. Building on the framework proposed in [2], we exploit the Jordan canonical form…

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Engineering Preprint PDF DOI

FoMo: A Multi-Season Dataset for Robot Navigation in For\^et Montmorency

Matej Boxan, Gabriel Jeanson, Alexander Krawciw, Effie Daum, Xinyuan Qiao, Sven Lilge, Timothy D. Barfoot, Francois Pomerleau · 2026

The For\^et Montmorency (FoMo) dataset is a comprehensive multi-season data collection, recorded over the span of one year in a boreal forest. Featuring a unique combination of on- and off-pavement en…

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Engineering Preprint PDF DOI

CFEAR-Teach-and-Repeat: Fast and Accurate Radar-only Localization

Maximilian Hilger, Daniel Adolfsson, Ralf Becker, Henrik Andreasson, Achim J. Lilienthal · 2026

Reliable localization in prior maps is essential for autonomous navigation, particularly under adverse weather, where optical sensors may fail. We present CFEAR-TR, a teach-and-repeat localization pip…

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Engineering Preprint PDF DOI

Boreas Road Trip: A Multi-Sensor Autonomous Driving Dataset on Challenging Roads

Daniil Lisus, Katya M. Papais, Cedric Le Gentil, Elliot Preston-Krebs, Andrew Lambert, Keith Y.K. Leung, Timothy D. Barfoot · 2026

The Boreas Road Trip (Boreas-RT) dataset extends the multi-season Boreas dataset to new and diverse locations that pose challenges for modern autonomous driving algorithms. Boreas-RT comprises 60 sequ…

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Engineering Preprint PDF DOI

Trojan Attacks on Neural Network Controllers for Robotic Systems

Farbod Younesi, Walter Lucia, Amr Youssef · 2026

Neural network controllers are increasingly deployed in robotic systems for tasks such as trajectory tracking and pose stabilization. However, their reliance on potentially untrusted training pipeline…

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Engineering Preprint PDF DOI

Deep Learning-based Robust Autonomous Navigation of Aerial Robots in Dense Forests

Guglielmo Del Col, Vaino Karjalainen, Teemu Hakala, Yibo Zhang, Eija Honkavaara · 2025

Autonomous aerial navigation in dense natural environments remains challenging due to limited visibility, thin and irregular obstacles, GNSS-denied operation, and frequent perceptual degradation. This…

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Engineering Preprint PDF DOI

Field evaluation and optimization of a lightweight autonomous lidar-based UAV system based on a rigorous experimental setup in boreal forest environments

Aleksi Karhunen, Teemu Hakala, Vaino Karjalainen, Eija Honkavaara · 2025

Interest in utilizing autonomous uncrewed aerial vehicles (UAVs) for under-canopy forest remote sensing has increased in recent years, resulting in the publication of numerous autonomous flight algori…

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Engineering Preprint PDF DOI

MORE: Multi-Organ Medical Image REconstruction Dataset

Shaokai Wu, Yapan Guo, Yanbiao Ji, Jing Tong, Yuxiang Lu, Mei Li, Suizhi Huang, Yue Ding, Hongtao Lu · 2025

CT reconstruction provides radiologists with images for diagnosis and treatment, yet current deep learning methods are typically limited to specific anatomies and datasets, hindering generalization ab…

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Engineering Preprint PDF DOI

SPG-CDENet: Spatial Prior-Guided Cross Dual Encoder Network for Multi-Organ Segmentation

Xizhi Tian, Changjun Zhou, Yulin. Yang · 2025

Multi-organ segmentation is a critical task in computer-aided diagnosis. While recent deep learning methods have achieved remarkable success in image segmentation, huge variations in organ size and sh…

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Engineering Preprint PDF DOI

Thermal Analysis of 3D GPU-Memory Architectures with Boron Nitride Interposer

Eric Han Wang, Weijia Yan, Ruihong Huang · 2025

As artificial intelligence (AI) chips become more powerful, the thermal management capabilities of conventional silicon (Si) substrates become insufficient for 3D-stacked designs. This work integrates…

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Engineering Preprint PDF DOI

FMD-TransUNet: Abdominal Multi-Organ Segmentation Based on Frequency Domain Multi-Axis Representation Learning and Dual Attention Mechanisms

Fang Lu, Jingyu Xu, Qinxiu Sun, Qiong Lou · 2025

Accurate abdominal multi-organ segmentation is critical for clinical applications. Although numerous deep learning-based automatic segmentation methods have been developed, they still struggle to segm…

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Engineering Preprint PDF DOI

autoPET IV challenge: Incorporating organ supervision and human guidance for lesion segmentation in PET/CT

Junwei Huang, Yingqi Hao, Yitong Luo, Ziyu Wang, Mingxuan Liu, Yifei Chen, Yuanhan Wang, Lei Xiang, Qiyuan Tian · 2025

Lesion Segmentation in PET/CT scans is an essential part of modern oncological workflows. To address the challenges of time-intensive manual annotation and high inter-observer variability, the autoPET…

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Engineering Preprint PDF DOI

Benchmarking of Deep Learning Methods for Generic MRI Multi-Organ Abdominal Segmentation

Deepa Krishnaswamy, Cosmin Ciausu, Steve Pieper, Ron Kikinis, Benjamin Billot, Andrey Fedorov · 2025

Recent advances in deep learning have led to robust automated tools for segmentation of abdominal computed tomography (CT). Meanwhile, segmentation of magnetic resonance imaging (MRI) is substantially…

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Engineering Preprint PDF DOI

Raci-Net: Ego-vehicle Odometry Estimation in Adverse Weather Conditions

Mohammadhossein Talebi, Pragyan Dahal, Davide Possenti, Stefano Arrigoni, Francesco Braghin · 2025

Autonomous driving systems are highly dependent on sensors like cameras, LiDAR, and inertial measurement units (IMU) to perceive the environment and estimate their motion. Among these sensors, percept…

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