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Showing 39 results for "joaquin keller" in Engineering
Engineering Preprint PDF DOI

Detection and Classification of Cetacean Echolocation Clicks using Image-based Object Detection Methods applied to Advanced Wavelet-based Transformations

Christopher Hauer · 2026

A challenge in marine bioacoustic analysis is the detection of animal signals, like calls, whistles and clicks, for behavioral studies. Manual labeling is too time-consuming to process sufficient data…

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Engineering Preprint PDF DOI

Towards uncertainty quantification of a model for cancer-on-chip experiments

Silvia Bertoluzza, Vittoria Bianchi, Gabriella Bretti, Lorenzo Tamellini, Pietro Zanotti · 2026

This study is a first step towards using data-informed differential models to predict and control the dynamics of cancer-on-chip experiments. We consider a conceptualized one-dimensional device, conta…

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Engineering Preprint PDF DOI

Lagrange-Poincar\'e-Kepler Equations of Disturbed Space-Manipulator Systems in Orbit

Borna Monazzah Moghaddam, Robin Chhabra · 2025

This article presents an extension of the Lagrange-Poincare Equations (LPE) to model the dynamics of spacecraft-manipulator systems operating within a non-inertial orbital reference frame. Building up…

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Engineering Preprint PDF DOI

A Biophysically-Conditioned Generative Framework for 3D Brain Tumor MRI Synthesis

Valentin Biller, Lucas Zimmer, Ayhan Can Erdur, Sandeep Nagar, Daniel Ruckert, Niklas Bubeck, Jonas Weidner · 2025

Magnetic resonance imaging (MRI) inpainting supports numerous clinical and research applications. We introduce the first generative model that conditions on voxel-level, continuous tumor concentration…

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Engineering Preprint PDF DOI

Auctioning Future Services in Edge Networks with Moving Vehicles: N-Step Look-Ahead Contracts for Sustainable Resource Provision

Ziqi Ling, Minghui Liwang, Xianbin Wang, Seyyedali Hosseinalipour, Zhipeng Cheng, Sai Zou, Wei Ni, Xiaoyu Xia · 2025

Timely resource allocation in edge-assisted vehicular networks is essential for compute-intensive services such as autonomous driving and navigation. However, vehicle mobility leads to spatio-temporal…

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Engineering Preprint PDF DOI

Quantifying Cross-Attention Interaction in Transformers for Interpreting TCR-pMHC Binding

Jiarui Li, Zixiang Yin, Haley Smith, Zhengming Ding, Samuel J. Landry, Ramgopal R. Mettu · 2025

CD8+ "killer" T cells and CD4+ "helper" T cells play a central role in the adaptive immune system by recognizing antigens presented by Major Histocompatibility Complex (pMHC) molecules via T Cell Rece…

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Engineering Preprint PDF DOI

Recursive KalmanNet: Analyse des capacit\'es de g\'en\'eralisation d'un r\'eseau de neurones r\'ecurrent guid\'e par un filtre de Kalman

Cyril Falcon, Hassan Mortada, Matheo Clavaud, Jean-Philippe Michel · 2025

The Recursive KalmanNet, recently introduced by the authors, is a recurrent neural network guided by a Kalman filter, capable of estimating the state variables and error covariance of stochastic dynam…

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Engineering Preprint PDF DOI

WhisperD: Dementia Speech Recognition and Filler Word Detection with Whisper

Emmanuel Akinrintoyo, Nadine Abdelhalim, Nicole Salomons · 2025

Whisper fails to correctly transcribe dementia speech because persons with dementia (PwDs) often exhibit irregular speech patterns and disfluencies such as pauses, repetitions, and fragmented sentence…

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Engineering Preprint PDF DOI

On feature representations for marmoset vocal communication analysis

Eklavya Sarkar, Kaja Wierucka, Alexandra B. Bosshard, Judith Burkart, Mathew Magimai.-Doss · 2025

The acoustic analysis of marmoset (Callithrix jacchus) vocalizations is often used to understand the evolutionary origins of human language. Currently, the analysis is largely carried out in a manual …

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Engineering Preprint PDF DOI

Microscopic Robots That Sense, Think, Act, and Compute

Maya M. Lassiter, Jungho Lee, Kyle Skelil, Li Xu, Lucas Hanson, William H. Reinhardt, Dennis Sylvester, Mark Yim, David Blaauw, Marc Z. Miskin · 2025

While miniaturization has been a goal in robotics for nearly 40 years, roboticists have struggled to access sub-millimeter dimensions without making sacrifices to on-board information processing due t…

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Engineering Preprint PDF DOI

Optimizing Smart Helper Placement for Enhanced Cache Efficiency in F-RANs

Hesameddin Mokhtarzadeh, Mohammed Saif, Md. Jahangir Hossain, Julian Cheng · 2025

Smart helpers (SHs) have been proposed to improve content delivery delays and alleviate high fronthaul loads in fog radio access networks (F-RANs). They offer an alternative to deploying additional en…

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Engineering Preprint PDF DOI

Existence of $\epsilon$-Nash Equilibria in Nonzero-Sum and Zero-Sum Markov Games with Standard Borel Spaces via Finite Model Approximations

Naci Saldi, Gurdal Arslan, Serdar Yuksel · 2024

Establishing the existence of exact or near Markov or stationary perfect Nash equilibria in nonzero-sum Markov games over Borel spaces is a challenging problem with limited positive results. Motivated…

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Engineering Preprint PDF DOI

TALE-teller: Tendon-Actuated Linked Element Robotic Testbed for Investigating Tail Functions

Margaret J. Zhang, Anvay A. Pradhan, Zachary Brei, Xiangyun Bu, Xiang Ye, Saima Jamal, Chae Woo Lim, Xiaonan Huang, Talia Y. Moore · 2024

Tails serve various functions in both robotics and biology, including expression, grasping, and defense. The vertebrate tails associated with these functions exhibit diverse patterns of vertebral leng…

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Engineering Preprint PDF DOI

Towards a General Market for Cloud-Edge-IoT Continuum

Hao Che, Hong Jiang, Zhijun Wang · 2024

Recent years have witnessed the proposals aiming at enabling Vertical, two-sided markets with a Single Marketplace (or exchange) (VSMs) for computing and data resources/services (products) offerings i…

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Engineering Preprint PDF DOI

HELPS for Emergency Location Service: Hyper-Enhanced Local Positioning System

Hichan Moon, Hyosoon Park, Jiwon Seo · 2024

In this study, we propose a novel positioning and searching system for emergency location services, namely the hyper-enhanced local positioning system (HELPS), which is applicable to all mobile phone …

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Engineering Preprint PDF DOI

Hypertension Detection From High-Dimensional Representation of Photoplethysmogram Signals

Navid Hasanzadeh, Shahrokh Valaee, Hojjat Salehinejad · 2023

Hypertension is commonly referred to as the "silent killer", since it can lead to severe health complications without any visible symptoms. Early detection of hypertension is crucial in preventing sig…

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Engineering Preprint PDF DOI

Hierarchical Planning and Policy Shaping Shared Autonomy for Articulated Robots

Ehsan Yousefi, Mo Chen, Inna Sharf · 2023

In this work, we propose a novel shared autonomy framework to operate articulated robots. We provide strategies to design both the task-oriented hierarchical planning and policy shaping algorithms for…

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Engineering Preprint PDF DOI

SHISRCNet: Super-resolution And Classification Network For Low-resolution Breast Cancer Histopathology Image

Luyuan Xie, Cong Li, Zirui Wang, Xin Zhang, Boyan Chen, Qingni Shen, Zhonghai Wu · 2023

The rapid identification and accurate diagnosis of breast cancer, known as the killer of women, have become greatly significant for those patients. Numerous breast cancer histopathological image class…

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Engineering Preprint PDF DOI

Wavefield Networked Sensing: Principles, Algorithms and Applications

Marco Manzoni, Dario Tagliaferri, Stefano Tebaldini, Marouan Mizmizi, Andrea Virgilio Monti-Guarnieri, Claudio Maria Prati, Umberto Spagnolini · 2023

Networked sensing refers to the capability of properly orchestrating multiple sensing terminals to enhance specific figures of merit, e.g., positioning accuracy or imaging resolution. Regarding radio-…

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Engineering Preprint PDF DOI

Filler Word Detection with Hard Category Mining and Inter-Category Focal Loss

Zhiyuan Zhao, Lijun Wu, Chuanxin Tang, Dacheng Yin, Yucheng Zhao, Chong Luo · 2023

Filler words like ``um" or ``uh" are common in spontaneous speech. It is desirable to automatically detect and remove them in recordings, as they affect the fluency, confidence, and professionalism of…

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