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๐Ÿ” roni stern ๐Ÿ“‚ Engineering
Showing 205 results for "roni stern" in Engineering
Engineering Preprint PDF DOI

Deep Learning-Enabled Dissolved Oxygen Sensing in Biofouling Environments for Ocean Monitoring

Nikolaos Salaris, Adrien Desjardins, Manish K. Tiwari ยท 2026

The escalating climate crisis and ecosystem degradation demand intelligent, low-cost sensors capable of robust, long-term monitoring in real-world environments. Absolute dissolved oxygen (DO) concentrโ€ฆ

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Engineering Preprint PDF DOI

Energy-Efficient Multi-Robot Coverage Path Planning of Non-Convex Regions of Interests

Sourav Raxit, Jose Fuentes, Paulo Padrao, Abdullah Al Redwan Newaz, Md Tamjidul Hoque, Mark Kulp, Leonardo Bobadilla ยท 2026

This letter presents an energy-efficient multi-robot coverage path planning (MRCPP) framework for large, nonconvex Regions of Interest (ROI) containing obstacles and no-fly zones (NFZ). Existing minimโ€ฆ

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Engineering Preprint PDF DOI

Sampling-Based Safety Filter with Probabilistic Restrictiveness Guarantee

Junyoung Park, Hyeontae Sung, Heejin Ahn ยท 2026

Ensuring safety is a critical requirement for autonomous systems, yet providing formal guarantees for nominal controllers remains a significant challenge. In this paper, we propose a modular sampling-โ€ฆ

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Engineering Preprint PDF DOI

UniPASE: A Generative Model for Universal Speech Enhancement with High Fidelity and Low Hallucinations

Xiaobin Rong, Zheng Wang, Yushi Wang, Jun Gao, Jing Lu ยท 2026

Universal speech enhancement (USE) aims to restore speech signals from diverse distortions across multiple sampling rates. We propose UniPASE, an extension of the low-hallucination PASE framework tailโ€ฆ

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Engineering Preprint PDF DOI

A H.265/HEVC Fine-Grained ROI Video Encryption Algorithm Based on Coding Unit and Prompt Segmentation

Xiang Zhang, Haoyan Lu, Ziqiang Li, Ziwen He, Zhenshan Tan, Fei Peng, Zhangjie Fu ยท 2026

ROI (Region of Interest) video selective encryption based on H.265/HEVC is a technology that protects the sensitive regions of videos by perturbing the syntax elements associated with target areas. Hoโ€ฆ

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Engineering Preprint PDF DOI

Stein Variational Uncertainty-Adaptive Model Predictive Control

Hrishikesh Sathyanarayan, Ian Abraham ยท 2026

We propose a Stein variational distributionally robust controller for nonlinear dynamical systems with latent parametric uncertainty. The method is an alternative to conservative worst-case ambiguity-โ€ฆ

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Engineering Preprint PDF DOI

PinPoint: Monocular Needle Pose Estimation for Robotic Suturing via Stein Variational Newton and Geometric Residuals

Jesse F. d'Almeida, Tanner Watts, Susheela Sharma Stern, James Ferguson, Alan Kuntz, Robert J. Webster III ยท 2026

Reliable estimation of surgical needle 3D position and orientation is essential for autonomous robotic suturing, yet existing methods operate almost exclusively under stereoscopic vision. In monocularโ€ฆ

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Engineering Preprint PDF DOI

Active Robotic Perception for Disease Detection and Mapping in Apple Trees

Hayden Feddock, Francisco Yandun, Sr{dj}an Acimovic, Abhisesh Silwal ยท 2026

Large-scale orchard production requires timely and precise disease monitoring, yet routine manual scouting is labor-intensive and financially impractical at the scale of modern operations. As a resultโ€ฆ

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Engineering Preprint PDF DOI

Rao-Blackwellized Stein Gradient Descent for Joint State-Parameter Estimation

Milad Banitalebi Dehkordi, Manas Mejari, Dario Piga ยท 2026

We present a filtering framework for online joint state estimation and parameter identification in nonlinear, time-varying systems. The algorithm uses Rao-Blackwellization technique to infer joint staโ€ฆ

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Engineering Preprint PDF DOI

ROI-Driven Foveated Attention for Unified Egocentric Representations in Vision-Language-Action Systems

Xinhai Sun, Xiang Shi, Menglin Zou, Wenlong Huang ยท 2026

The development of embodied AI systems is increasingly constrained by the availability and structure of physical interaction data. Despite recent advances in vision-language-action (VLA) models, curreโ€ฆ

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Engineering Preprint PDF DOI

UNICORN: Ultrasound Nakagami Imaging via Score Matching and Adaptation for Assessing Hepatic Steatosis

Kwanyoung Kim, Jaa-Yeon Lee, Youngjun Ko, GunWoo Lee, Jong Chul Ye ยท 2026

Ultrasound imaging is an essential first-line tool for assessing hepatic steatosis. While conventional B-mode ultrasound imaging has limitations in providing detailed tissue characterization, ultrasouโ€ฆ

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Engineering Preprint PDF DOI

Stein Variational Ergodic Surface Coverage with SE(3) Constraints

Jiayun Li, Yufeng Jin, Sangli Teng, Dejian Gong, Georgia Chalvatzaki ยท 2026

Surface manipulation tasks require robots to generate trajectories that comprehensively cover complex 3D surfaces while maintaining precise end-effector poses. Existing ergodic trajectory optimizationโ€ฆ

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Engineering Preprint PDF DOI

Ill-Posedness Analysis of CSI-Based Electromagnetic Inverse Scattering for Material Reconstruction in ISAC Systems

Yubin Luo, Li Yu, Takumi Takahashi, Shaoyi Liu, Yuxiang Zhang, Jianhua Zhang, Hideki Ochiai ยท 2026

Channel state information (CSI)-based electromagnetic inverse scattering for material reconstruction in ISAC systems enables physics-grounded, material-aware DT. Yet the resulting CSI-induced scatteriโ€ฆ

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STL-SVPIO: Signal Temporal Logic guided Stein Variational Path Integral Optimization

Hongrui Zheng, Zirui Zang, Ahmad Amine, Cristian Ioan Vasile, Rahul Mangharam ยท 2026

Signal Temporal Logic (STL) enables formal specification of complex spatiotemporal constraints for robotic task planning. However, synthesizing long-horizon continuous control trajectories from compleโ€ฆ

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Engineering Preprint PDF DOI

SaferPath: Hierarchical Visual Navigation with Learned Guidance and Safety-Constrained Control

Lingjie Zhang, Zeyu Jiang, Changhao Chen ยท 2026

Visual navigation is a core capability for mobile robots, yet end-to-end learning-based methods often struggle with generalization and safety in unseen, cluttered, or narrow environments. These limitaโ€ฆ

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Engineering Preprint PDF DOI

ROIX-Comp: Optimizing X-ray Computed Tomography Imaging Strategy for Data Reduction and Reconstruction

Amarjit Singh, Kento Sato, Kohei Yoshida, Kentaro Uesugi, Yasumasa Joti, Takaki Hatsui, Andres Rubio Proano ยท 2026

In high-performance computing (HPC) environments, particularly in synchrotron radiation facilities, vast amounts of X-ray images are generated. Processing large-scale X-ray Computed Tomography (X-CT) โ€ฆ

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Engineering Preprint PDF DOI

Unified ROI-based Image Compression Paradigm with Generalized Gaussian Model

Kai Hu, Junfu Tan, Fang Xu, Ramy Samy, Yu Liu ยท 2026

Region-of-Interest (ROI)-based image compression allocates bits unevenly according to the semantic importance of different regions. Such differentiated coding typically induces a sharp-peaked and heavโ€ฆ

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Engineering Preprint PDF DOI

Accurate Pedestrian Tracking in Urban Canyons: A Multi-Modal Fusion Approach

Shahar Dubiner, Peng Ren, Roberto Manduchi ยท 2026

The contribution describes a pedestrian navigation approach designed to improve localization accuracy in urban environments where GNSS performance is degraded, a problem that is especially critical foโ€ฆ

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Engineering Preprint PDF DOI

Filtered 2D Contour-Based Reconstruction of 3D STL Model from CT-DICOM Images

K.Punnam Chandar, Y.Ravi Kumar ยท 2026

Reconstructing a 3D Stereo-lithography (STL) Model from 2D Contours of scanned structure in Digital Imaging and Communication in Medicine (DICOM) images is crucial to understand the geometry and deforโ€ฆ

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Distributed Hypothesis Testing Under A Covertness Constraint

Ismaila Salihou Adamou, Michele Wigger ยท 2026

We study distributed hypothesis testing under a covertness constraint in the non-alert situation, which requires that under the null-hypothesis an external warden be unable to detect whether communicaโ€ฆ

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