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🔍 elena zucca 📂 Engineering
Showing 13 results for "elena zucca" in Engineering
Engineering Preprint PDF DOI

Array Geometry-Centric Axial Sidelobe Interference Analysis for Near-Field Multi-User MIMO

Ahmed Hussain, Asmaa Abdallah, Abdulkadir Celik, Ahmed M. Eltawil · 2026

With the deployment of large antenna arrays at high-frequency bands, future wireless communication systems are likely to operate in the radiative near-field (NF). Unlike far-field beam steering, NF be…

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Engineering Preprint PDF DOI

3GPP NR V2X Mode 2d: Analysis of Distributed Scheduling for Groupcast using ns-3 5G LENA Simulator

Thomas Fehrenbach, Luis Omar Ortiz Abrego, Cornelius Hellge, Thomas Schierl, Jorg Ott · 2025

Vehicle-to-everything (V2X) communication is a key technology for enabling intelligent transportation systems (ITS) that can improve road safety, traffic efficiency, and environmental sustainability. …

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Engineering Preprint PDF DOI

HELENA: High-Efficiency Learning-based channel Estimation using dual Neural Attention

Miguel Camelo Botero, Esra Aycan Beyazit, Nina Slamnik-Krijestorac, Johann M. Marquez-Barja · 2025

Accurate channel estimation is critical for high-performance Orthogonal Frequency-Division Multiplexing systems such as 5G New Radio, particularly under low signal-to-noise ratio and stringent latency…

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Engineering Preprint PDF DOI

Spiking Neural Belief Propagation Decoder for LDPC Codes with Small Variable Node Degrees

Alexander von Bank, Eike-Manuel Edelmann, Jonathan Mandelbaum, Laurent Schmalen · 2024

Spiking neural networks (SNNs) promise energy-efficient data processing by imitating the event-based behavior of biological neurons. In previous work, we introduced the enlarge-likelihood-each-notable…

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Engineering Preprint PDF DOI

Quantifying Aleatoric and Epistemic Dynamics Uncertainty via Local Conformal Calibration

Luis Marques, Dmitry Berenson · 2024

Whether learned, simulated, or analytical, approximations of a robot's dynamics can be inaccurate when encountering novel environments. Many approaches have been proposed to quantify the aleatoric unc…

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Engineering Preprint PDF DOI

Towards Robust Family-Infant Audio Analysis Based on Unsupervised Pretraining of Wav2vec 2.0 on Large-Scale Unlabeled Family Audio

Jialu Li, Mark Hasegawa-Johnson, Nancy L. McElwain · 2023

To perform automatic family audio analysis, past studies have collected recordings using phone, video, or audio-only recording devices like LENA, investigated supervised learning methods, and used or …

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Engineering Preprint PDF DOI

Deep learning for structural health monitoring: An application to heritage structures

Fabio Carrara, Fabrizio Falchi, Maria Girardi, Nicola Messina, Cristina Padovani, Daniele Pellegrini · 2022

Thanks to recent advancements in numerical methods, computer power, and monitoring technology, seismic ambient noise provides precious information about the structural behavior of old buildings. The m…

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Engineering Preprint PDF DOI

Visualizations of Complex Sequences of Family-Infant Vocalizations Using Bag-of-Audio-Words Approach Based on Wav2vec 2.0 Features

Jialu Li, Mark Hasegawa-Johnson, Nancy L. McElwain · 2022

In the U.S., approximately 15-17% of children 2-8 years of age are estimated to have at least one diagnosed mental, behavioral or developmental disorder. However, such disorders often go undiagnosed, …

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Engineering Preprint PDF DOI

A Comparison Study on Infant-Parent Voice Diarization

Junzhe Zhu, Mark Hasegawa-Johnson, Nancy McElwain · 2020

We design a framework for studying prelinguistic child voicefrom 3 to 24 months based on state-of-the-art algorithms in di-arization. Our system consists of a time-invariant feature ex-tractor, a cont…

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Engineering Preprint PDF DOI

An open-source voice type classifier for child-centered daylong recordings

Marvin Lavechin, Ruben Bousbib, Herve Bredin, Emmanuel Dupoux, Alejandrina Cristia · 2020

Spontaneous conversations in real-world settings such as those found in child-centered recordings have been shown to be amongst the most challenging audio files to process. Nevertheless, building spee…

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Engineering Preprint PDF DOI

Performance Comparison of UCA and UCCA based Real-time Sound Source Localization Systems using Circular Harmonics SRP Method

Zhe Zhang, Ming Wu, Xinyu Han, Jun Yang · 2019

Many sound source localization (SSL) algorithms based on circular microphone array (CMA), including uniform circular array (UCA) and uniform concentric circular array (UCCA), have been well developed …

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Engineering Preprint PDF DOI

Ambient vibrations of age-old masonry towers: results of long-term dynamic monitoring in the historic centre of Lucca

Riccardo Mario Azzara, Maria Girardi, Valerio Iafolla, David Lucchesi, Cristina Padovani, Daniele Pellegrini · 2019

The paper presents the results of an ambient vibration monitoring campaign conducted on so-called Clock Tower (Torre delle Ore), one the best known and most visited monuments in the historic centre of…

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Engineering Preprint PDF DOI

A model updating procedure to enhance structural analysis in the FE code NOSA-ITACA

M. Girardi, C. Padovani, D. Pellegrini, L. Robol · 2019

This paper describes the model updating procedure implemented in NOSA-ITACA, a finite-element code for the structural analysis of masonry constructions of historical interest. The procedure, aimed at …

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