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Showing 1740 results for "databases" in Engineering
Engineering Preprint PDF DOI

TopoRec: Point Cloud Recognition Using Topological Data Analysis

Anirban Ghosh, Iliya Kulbaka, Ian Dahlin, Ayan Dutta · 2025

Point cloud-based object/place recognition remains a problem of interest in applications such as autonomous driving, scene reconstruction, and localization. Extracting a meaningful global descriptor f…

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Engineering Preprint PDF DOI

Enhanced Dermatology Image Quality Assessment via Cross-Domain Training

Ignacio Hernandez Montilla, Alfonso Medela, Paola Pasquali, Andy Aguilar, Taig Mac Carthy, Gerardo Fernandez, Antonio Martorell, Enrique Onieva · 2025

Teledermatology has become a widely accepted communication method in daily clinical practice, enabling remote care while showing strong agreement with in-person visits. Poor image quality remains an u…

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Engineering Preprint PDF DOI

DMRS-Based Uplink Channel Estimation for MU-MIMO Systems with Location-Specific SCSI Acquisition

Jiawei Zhuang, Hongwei Hou, Minjie Tang, Wenjin Wang, Shi Jin, Vincent K. N. Lau · 2025

With the growing number of users in multi-user multiple-input multiple-output (MU-MIMO) systems, demodulation reference signals (DMRSs) are efficiently multiplexed in the code domain via orthogonal co…

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Engineering Preprint PDF DOI

Tracking of Spatially Dynamic Room Impulse Responses Along Locally Linearized Trajectories

Kathleen MacWilliam, Thomas Dietzen, Toon van Waterschoot · 2025

Measuring room impulse responses (RIRs) at multiple spatial points is a time-consuming task, while simulations require detailed knowledge of the room's acoustic environment. In prior work, we proposed…

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Engineering Preprint PDF DOI

Analyzing the performance of a V2X-enhanced braking system in real-world crash situations

Jan Zimmermann, Jorg Monnich, Michael Scherl, Ignacio Llatser, Florian Wildschutte, Frank Hofmann · 2025

By using an automated braking system, such as the Automatic Emergency Brake (AEB), crashes can be avoided in situations where the driver is unaware of an imminent collision. However, conventional AEB …

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Engineering Preprint PDF DOI

Transaction Categorization with Relational Deep Learning in QuickBooks

Kaiwen Dong, Padmaja Jonnalagedda, Xiang Gao, Ayan Acharya, Maria Kissa, Mauricio Flores, Nitesh V. Chawla, Kamalika Das · 2025

Automatic transaction categorization is crucial for enhancing the customer experience in QuickBooks by providing accurate accounting and bookkeeping. The distinct challenges in this domain stem from t…

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Engineering Preprint PDF DOI

Online Learning Control Strategies for Industrial Processes with Application for Loosening and Conditioning

Yue Wu, Jianfu Cao, Ye Cao · 2025

This paper proposes a novel adaptive Koopman Model Predictive Control (MPC) framework, termed HPC-AK-MPC, designed to address the dual challenges of time-varying dynamics and safe operation in complex…

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Engineering Preprint PDF DOI

Future Deployment and Flexibility of Distributed Energy Resources in the Distribution Grids of Switzerland

Lorenzo Zapparoli, Alfredo Oneto, Maria Parajeles Herrera, Blazhe Gjorgiev, Gabriela Hug, Giovanni Sansavini · 2025

The decarbonization goals worldwide drive the energy transition of power distribution grids, which operate under increasingly volatile conditions and closer to their technical limits. In this context,…

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Engineering Preprint PDF DOI

Fractional Collisions: A Framework for Risk Estimation of Counterfactual Conflicts using Autonomous Driving Behavior Simulations

Sreeja Roy-Singh, Sarvesh Kolekar, Daniel P. Bonny, Kyle Foss · 2025

We present a methodology for estimating collision risk from counterfactual simulated scenarios built on sensor data from automated driving systems (ADS) or naturalistic driving databases. Two-agent co…

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Engineering Preprint PDF DOI

Applying XAI based unsupervised knowledge discovering for Operation modes in a WWTP. A real case: AQUAVALL WWTP

Alicia Beneyto-Rodriguez, Gregorio I. Sainz-Palmero, Marta Galende-Hernandez, Maria J. Fuente, Jose M. Cuenca · 2025

Water reuse is a key point when fresh water is a commodity in ever greater demand, but which is also becoming ever more available. Furthermore, the return of clean water to its natural environment is …

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Engineering Preprint PDF DOI

petBrain: A New Pipeline for Amyloid, Tau Tangles and Neurodegeneration Quantification Using PET and MRI

Pierrick Coupe, Boris Mansencal, Floreal Morandat, Sergio Morell-Ortega, Nicolas Villain, Jose V. Manjon, Vincent Planche · 2025

INTRODUCTION: Quantification of amyloid plaques (A), neurofibrillary tangles (T2), and neurodegeneration (N) using PET and MRI is critical for Alzheimer's disease (AD) diagnosis and prognosis. Existin…

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Engineering Preprint PDF DOI

AURA: Autonomous Upskilling with Retrieval-Augmented Agents

Alvin Zhu, Yusuke Tanaka, Andrew Goldberg, Dennis Hong · 2025

Designing reinforcement learning curricula for agile robots traditionally requires extensive manual tuning of reward functions, environment randomizations, and training configurations. We introduce AU…

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Engineering Preprint PDF DOI

Taylor expansion-based Kolmogorov-Arnold network for blind image quality assessment

Ze Chen, Shaode Yu · 2025

Kolmogorov-Arnold Network (KAN) has attracted growing interest for its strong function approximation capability. In our previous work, KAN and its variants were explored in score regression for blind …

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Engineering Preprint PDF DOI

Source Separation of Small Classical Ensembles: Challenges and Opportunities

Gerardo Roa-Dabike, Trevor J. Cox, Jon P. Barker, Michael A. Akeroyd, Scott Bannister, Bruno Fazenda, Jennifer Firth, Simone Graetzer, Alinka Greasley, Rebecca R. Vos, William M. Whitmer · 2025

Musical (MSS) source separation of western popular music using non-causal deep learning can be very effective. In contrast, MSS for classical music is an unsolved problem. Classical ensembles are hard…

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Engineering Preprint PDF DOI

Latent Imputation before Prediction: A New Computational Paradigm for De Novo Peptide Sequencing

Ye Du, Chen Yang, Nanxi Yu, Wanyu Lin, Qian Zhao, Shujun Wang · 2025

De novo peptide sequencing is a fundamental computational technique for ascertaining amino acid sequences of peptides directly from tandem mass spectrometry data, eliminating the need for reference da…

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Engineering Preprint PDF DOI

Assessing the generalization performance of SAM for ureteroscopy scene understanding

Martin Villagrana, Francisco Lopez-Tiro, Clement Larose, Gilberto Ochoa-Ruiz, Christian Daul · 2025

The segmentation of kidney stones is regarded as a critical preliminary step to enable the identification of urinary stone types through machine- or deep-learning-based approaches. In urology, manual …

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Engineering Preprint PDF DOI

Multi-Channel Sequence-to-Sequence Neural Diarization: Experimental Results for The MISP 2025 Challenge

Ming Cheng, Fei Su, Cancan Li, Juan Liu, Ming Li · 2025

This paper describes the speaker diarization system developed for the Multimodal Information-Based Speech Processing (MISP) 2025 Challenge. First, we utilize the Sequence-to-Sequence Neural Diarizatio…

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Engineering Preprint PDF DOI

ASVspoof2019 vs. ASVspoof5: Assessment and Comparison

Avishai Weizman, Yehuda Ben-Shimol, Itshak Lapidot · 2025

ASVspoof challenges are designed to advance the understanding of spoofing speech attacks and encourage the development of robust countermeasure systems. These challenges provide a standardized databas…

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Engineering Preprint PDF DOI

Finance Agent Benchmark: Benchmarking LLMs on Real-world Financial Research Tasks

Antoine Bigeard, Langston Nashold, Rayan Krishnan, Shirley Wu · 2025

Artificial Intelligence (AI) technology has emerged as a transformative force in financial analysis and the finance industry, though significant questions remain about the full capabilities of Large L…

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Engineering Preprint PDF DOI

Acoustic and Machine Learning Methods for Speech-Based Suicide Risk Assessment: A Systematic Review

Ambre Marie, Marine Garnier, Thomas Bertin, Laura Machart, Guillaume Dardenne, Gwenole Quellec, Sofian Berrouiguet · 2025

Suicide remains a public health challenge, necessitating improved detection methods to facilitate timely intervention and treatment. This systematic review evaluates the role of Artificial Intelligenc…

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