Mitigating bias in algorithmic systems—a fish-eye view

K Orphanou, J Otterbacher, S Kleanthous… - ACM Computing …, 2022 - dl.acm.org
Mitigating bias in algorithmic systems is a critical issue drawing attention across
communities within the information and computer sciences. Given the complexity of the …

SliceTeller: A data slice-driven approach for machine learning model validation

X Zhang, JP Ono, H Song, L Gou… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Real-world machine learning applications need to be thoroughly evaluated to meet critical
product requirements for model release, to ensure fairness for different groups or …

Prioritizing data acquisition for end-to-end speech model improvement

A Koudounas, E Pastor, G Attanasio… - ICASSP 2024-2024 …, 2024 - ieeexplore.ieee.org
As speech processing moves toward more data-hungry models, data selection and
acquisition become crucial to building better systems. Recent efforts have championed …

Boosting court judgment prediction and explanation using legal entities

I Benedetto, A Koudounas, L Vaiani, E Pastor… - Artificial Intelligence and …, 2024 - Springer
The automatic prediction of court case judgments using Deep Learning and Natural
Language Processing is challenged by the variety of norms and regulations, the inherent …

Towards comprehensive subgroup performance analysis in speech models

A Koudounas, E Pastor, G Attanasio… - … on Audio, Speech …, 2024 - ieeexplore.ieee.org
The evaluation of spoken language understanding (SLU) systems is often restricted to
assessing their global performance or examining predefined subgroups of interest …

A hierarchical approach to anomalous subgroup discovery

E Pastor, E Baralis, L de Alfaro - 2023 IEEE 39th international …, 2023 - ieeexplore.ieee.org
Understanding peculiar and anomalous behavior of machine learning models for specific
data subgroups is a fundamental building block of model performance and fairness …

Exploring subgroup performance in end-to-end speech models

A Koudounas, E Pastor, G Attanasio… - ICASSP 2023-2023 …, 2023 - ieeexplore.ieee.org
End-to-End Spoken Language Understanding models are generally evaluated according to
their overall accuracy, or separately on (a priori defined) data subgroups of interest. We …

A Systematic Map** Study of Italian Research on Workflows

M Aldinucci, EM Baralis, V Cardellini… - Proceedings of the SC' …, 2023 - dl.acm.org
An entire ecosystem of methodologies and tools revolves around scientific workflow
management. They cover crucial non-functional requirements that standard workflow …

Exploring fairness-accuracy trade-offs in binary classification: A comparative analysis using modified loss functions

C Trotter, Y Chen - Proceedings of the 2024 ACM Southeast Conference, 2024 - dl.acm.org
In this paper, we explore the trade-off between fairness and accuracy when data is biased
and unbiased. We introduce two versions of a modified loss function: Group Equity and …

Attributionscanner: A visual analytics system for model validation with metadata-free slice finding

X Xuan, JP Ono, L Gou, KL Ma, L Ren - arxiv preprint arxiv:2401.06462, 2024 - arxiv.org
Data slice finding is an emerging technique for validating machine learning (ML) models by
identifying and analyzing subgroups in a dataset that exhibit poor performance, often …