Personal information

Verified email domains

Machine Learning, Deep Learning, Artificial Intelligence, Electrical and Computer Engineering, Bio-Engineering
Greece, United States

Biography

Aristotelis Ballas is currently working towards the Ph.D. degree in Machine Learning and Artificial Intelligence from the Department of Informatics and Telematics, Harokopio University of Athens, while also working as an AI research associate in the HORIZON2020 REBECCA and HORIZON EUROPE RELEVIUM projects. Additionally, he also holds a diploma in Electrical and Computer Engineering from the National and Technical University of Athens. His research interests and publications focus on machine learning and robust algorithms for representation learning, with an emphasis on domain generalization and AI in healthcare.

Activities

Employment (2)

Harokopio University of Athens: Athens, GR

2021-11 to present | PhD Candidate (Informatics and Telematics)
Employment
Source: Self-asserted source
Aristotelis Ballas

Harokopio University: Athens, Attiki, GR

2021-11 to present | Research Assistant (Informatics and Telematics)
Employment
Source: Self-asserted source
Aristotelis Ballas

Education and qualifications (2)

Harokopio University: Athens, Attiki, GR

2021-11-01 to present | PhD in Deep Learning (Informatics and Telematics)
Education
Source: Self-asserted source
Aristotelis Ballas

National Technical University of Athens: Athens, Attiki, GR

2014-10-01 to 2021-02-15 | MSc Electrical and Computer Engineering (Electrical and Computer Engineering)
Education
Source: Self-asserted source
Aristotelis Ballas

Funding (3)

Multimodal Engagement and sustainable Lifestyle Interventions Optimizing breast cancer Risk reduction supported by Artificial intelligence

2024-01-01 to 2027-12-31 | Grant
European Commission (Brussels, BE)
GRANT_NUMBER: 101136791
Source: Self-asserted source
Aristotelis Ballas via DimensionsWizard

Improving quality of life of advanced pancreatic cancer patients through an AI-guided multimodal intervention, combining pain and cachexia management, nutrition, and physical activity

2022-09-01 to 2026-08-31 | Grant
European Commission (Brussels, BE)
GRANT_NUMBER: 101057821
Source: Self-asserted source
Aristotelis Ballas via DimensionsWizard

REsearch on BrEast Cancer induced chronic conditions supported by Causal Analysis of multi-source data

2021-04-01 to 2025-03-31 | Grant
European Commission (Brussels, BE)
GRANT_NUMBER: 965231
Source: Self-asserted source
Aristotelis Ballas via DimensionsWizard

Works (12)

Which Augmentation Should I Use? An Empirical Investigation of Augmentations for Self-Supervised Phonocardiogram Representation Learning

IEEE Access
2024 | Journal article
Contributors: Aristotelis Ballas; Vasileios Papapanagiotou; Christos Diou
Source: check_circle
Crossref

Multiscale and Multilayer Contrastive Learning for Domain Generalization

IEEE Transactions on Artificial Intelligence
2024-12 | Journal article
Contributors: Aristotelis Ballas; Christos Diou
Source: check_circle
Crossref

A Causal Inference Methodology to Support Research on Osteopenia for Breast Cancer Patients

Applied Sciences
2024-10-24 | Journal article
Contributors: Niki Kiriakidou; Aristotelis Ballas; Cristina Meliá Hernando; Anna Miralles; Teta Stamati; Dimosthenis Anagnostopoulos; Christos Diou
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

CycleMix: Mixing Source Domains for Domain Generalization in Style-Dependent Data

2024-09-11 | Conference paper
Contributors: Aristotelis Ballas; Christos Diou
Source: check_circle
Crossref

Towards Domain Generalization for ECG and EEG Classification: Algorithms and Benchmarks

IEEE Transactions on Emerging Topics in Computational Intelligence
2024-02 | Journal article
Contributors: Aristotelis Ballas; Christos Diou
Source: check_circle
Crossref

CNNs with Multi-Level Attention for Domain Generalization

2023-06-12 | Conference paper
Contributors: Aristotelis Ballas; Christos Diou
Source: check_circle
Crossref

A Domain Generalization Approach for Out-Of-Distribution 12-lead ECG Classification with Convolutional Neural Networks

Proceedings - IEEE 8th International Conference on Big Data Computing Service and Applications, BigDataService 2022
2022 | Conference paper
EID:

2-s2.0-85137817292

Contributors: Ballas, A.; Diou, C.
Source: Self-asserted source
Aristotelis Ballas via Scopus - Elsevier

Cancer Screening

Proceedings - IEEE 8th International Conference on Big Data Computing Service and Applications, BigDataService 2022
2022 | Conference paper
EID:

2-s2.0-85141072002

Contributors: Katrakazas, P.; Ballas, A.; Anisetti, M.; Spais, I.
Source: Self-asserted source
Aristotelis Ballas via Scopus - Elsevier

Listen to your heart: A self-supervised approach for detecting murmur in heart-beat sounds for the Physionet 2022 challenge

2022 Computing in Cardiology (CinC)
2022 | Conference paper
Source: Self-asserted source
Aristotelis Ballas

Listen2YourHeart: A Self-Supervised Approach for Detecting Murmur in Heart-Beat Sounds

arXiv
2022 | Other
EID:

2-s2.0-85141757564

Part of ISSN: 23318422
Contributors: Ballas, A.; Papapanagiotou, V.; Delopoulos, A.; Diou, C.
Source: Self-asserted source
Aristotelis Ballas via Scopus - Elsevier

Multi-layer Representation Learning for Robust OOD Image Classification

ACM International Conference Proceeding Series
2022 | Conference paper
EID:

2-s2.0-85138399904

Contributors: Ballas, A.; Diou, C.
Source: Self-asserted source
Aristotelis Ballas via Scopus - Elsevier

Ωto_abR: A Web Application for the Visualization and Analysis of Click-Evoked Auditory Brainstem Responses

Digital
2021 | Journal article
Part of ISSN: 2673-6470
Source: Self-asserted source
Aristotelis Ballas
grade
Preferred source (of 3)‎