Search Results for author: Elena Baralis

Found 23 papers, 17 papers with code

MVP: Multi-source Voice Pathology detection

1 code implementation26 May 2025 Alkis Koudounas, Moreno La Quatra, Gabriele Ciravegna, Marco Fantini, Erika Crosetti, Giovanni Succo, Tania Cerquitelli, Sabato Marco Siniscalchi, Elena Baralis

Voice disorders significantly impact patient quality of life, yet non-invasive automated diagnosis remains under-explored due to both the scarcity of pathological voice data, and the variability in recording sources.

Sentence Voice pathology detection

"KAN you hear me?" Exploring Kolmogorov-Arnold Networks for Spoken Language Understanding

1 code implementation26 May 2025 Alkis Koudounas, Moreno La Quatra, Eliana Pastor, Sabato Marco Siniscalchi, Elena Baralis

Kolmogorov-Arnold Networks (KANs) have recently emerged as a promising alternative to traditional neural architectures, yet their application to speech processing remains under explored.

Kolmogorov-Arnold Networks Spoken Language Understanding

DeepDialogue: A Multi-Turn Emotionally-Rich Spoken Dialogue Dataset

no code implementations26 May 2025 Alkis Koudounas, Moreno La Quatra, Elena Baralis

Recent advances in conversational AI have demonstrated impressive capabilities in single-turn responses, yet multi-turn dialogues remain challenging for even the most sophisticated language models.

Philosophy

"Alexa, can you forget me?" Machine Unlearning Benchmark in Spoken Language Understanding

1 code implementation21 May 2025 Alkis Koudounas, Claudio Savelli, Flavio Giobergia, Elena Baralis

Machine unlearning, the process of efficiently removing specific information from machine learning models, is a growing area of interest for responsible AI.

Machine Unlearning Spoken Language Understanding

voc2vec: A Foundation Model for Non-Verbal Vocalization

1 code implementation22 Feb 2025 Alkis Koudounas, Moreno La Quatra, Marco Sabato Siniscalchi, Elena Baralis

In this work, we aim to overcome the above shortcoming and propose a novel foundation model, termed voc2vec, specifically designed for non-verbal human data leveraging exclusively open-source non-verbal audio datasets.

model

A Synthetic Benchmark to Explore Limitations of Localized Drift Detections

1 code implementation26 Aug 2024 Flavio Giobergia, Eliana Pastor, Luca de Alfaro, Elena Baralis

Concept drift is a common phenomenon in data streams where the statistical properties of the target variable change over time.

Drift Detection

Detecting Interpretable Subgroup Drifts

no code implementations26 Aug 2024 Flavio Giobergia, Eliana Pastor, Luca de Alfaro, Elena Baralis

The ability to detect and adapt to changes in data distributions is crucial to maintain the accuracy and reliability of machine learning models.

KAN You See It? KANs and Sentinel for Effective and Explainable Crop Field Segmentation

1 code implementation13 Aug 2024 Daniele Rege Cambrin, Eleonora Poeta, Eliana Pastor, Tania Cerquitelli, Elena Baralis, Paolo Garza

This paper analyzes the integration of KAN layers into the U-Net architecture (U-KAN) to segment crop fields using Sentinel-2 and Sentinel-1 satellite images and provides an analysis of the performance and explainability of these networks.

Kolmogorov-Arnold Networks

Speech Analysis of Language Varieties in Italy

1 code implementation22 Jun 2024 Moreno La Quatra, Alkis Koudounas, Elena Baralis, Sabato Marco Siniscalchi

We leverage self-supervised learning models to tackle this task and analyze differences and similarities between Italy's regional languages.

Contrastive Learning Self-Supervised Learning

A Benchmarking Study of Kolmogorov-Arnold Networks on Tabular Data

1 code implementation20 Jun 2024 Eleonora Poeta, Flavio Giobergia, Eliana Pastor, Tania Cerquitelli, Elena Baralis

Kolmogorov-Arnold Networks (KANs) have very recently been introduced into the world of machine learning, quickly capturing the attention of the entire community.

Benchmarking Kolmogorov-Arnold Networks

A Contrastive Learning Approach to Mitigate Bias in Speech Models

1 code implementation20 Jun 2024 Alkis Koudounas, Flavio Giobergia, Eliana Pastor, Elena Baralis

Speech models may be affected by performance imbalance in different population subgroups, raising concerns about fair treatment across these groups.

Contrastive Learning Spoken Language Understanding

Benchmarking Representations for Speech, Music, and Acoustic Events

1 code implementation2 May 2024 Moreno La Quatra, Alkis Koudounas, Lorenzo Vaiani, Elena Baralis, Luca Cagliero, Paolo Garza, Sabato Marco Siniscalchi

Limited diversity in standardized benchmarks for evaluating audio representation learning (ARL) methods may hinder systematic comparison of current methods' capabilities.

Audio Classification Benchmarking +2

Concept-based Explainable Artificial Intelligence: A Survey

no code implementations20 Dec 2023 Eleonora Poeta, Gabriele Ciravegna, Eliana Pastor, Tania Cerquitelli, Elena Baralis

The field of explainable artificial intelligence emerged in response to the growing need for more transparent and reliable models.

Explainable artificial intelligence Survey

Reconstructing Atmospheric Parameters of Exoplanets Using Deep Learning

no code implementations2 Oct 2023 Flavio Giobergia, Alkis Koudounas, Elena Baralis

Exploring exoplanets has transformed our understanding of the universe by revealing many planetary systems that defy our current understanding.

Deep Learning

ITALIC: An Italian Intent Classification Dataset

1 code implementation14 Jun 2023 Alkis Koudounas, Moreno La Quatra, Lorenzo Vaiani, Luca Colomba, Giuseppe Attanasio, Eliana Pastor, Luca Cagliero, Elena Baralis

Recent large-scale Spoken Language Understanding datasets focus predominantly on English and do not account for language-specific phenomena such as particular phonemes or words in different lects.

Classification intent-classification +4

Entropy-based Attention Regularization Frees Unintended Bias Mitigation from Lists

1 code implementation Findings (ACL) 2022 Giuseppe Attanasio, Debora Nozza, Dirk Hovy, Elena Baralis

EAR also reveals overfitting terms, i. e., terms most likely to induce bias, to help identify their effect on the model, task, and predictions.

Bias Detection Fairness +1

Identifying Biased Subgroups in Ranking and Classification

no code implementations17 Aug 2021 Eliana Pastor, Luca de Alfaro, Elena Baralis

Furthermore, we quantify the contribution of all attributes in the data subgroup to the divergent behavior by means of Shapley values, thus allowing the identification of the most impacting attributes.

Classification

Automating concept-drift detection by self-evaluating predictive model degradation

no code implementations18 Jul 2019 Tania Cerquitelli, Stefano Proto, Francesco Ventura, Daniele Apiletti, Elena Baralis

To this aim, suitable automatic solutions to self-assess the prediction quality and the data distribution drift between the original training set and the new data have to be devised.

BIG-bench Machine Learning Drift Detection

Detecting Anomalies in Image Classification by Means of Semantic Relationships

1 code implementation IEEE AIKE 2019 Andrea Pasini, Elena Baralis

This paper presents a semantic anomaly detection method (SAD) to detect anomalies in the predictions of any pixelwise semantic segmentation algorithm.

Anomaly Detection General Classification +3

Scaling associative classification for very large datasets

1 code implementation10 May 2018 Luca Venturini, Elena Baralis, Paolo Garza

DAC exploits ensemble learning to distribute the training of an associative classifier among parallel workers and improve the final quality of the model.

Classification Ensemble Learning +1

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