Search Results for author: Christos Chatzichristos

Found 7 papers, 0 papers with code

Improving Multimodal Learning with Multi-Loss Gradient Modulation

no code implementations13 May 2024 Konstantinos Kontras, Christos Chatzichristos, Matthew Blaschko, Maarten De Vos

Learning from multiple modalities, such as audio and video, offers opportunities for leveraging complementary information, enhancing robustness, and improving contextual understanding and performance.

Early soft and flexible fusion of EEG and fMRI via tensor decompositions

no code implementations12 May 2020 Christos Chatzichristos, Eleftherios Kofidis, Lieven De Lathauwer, Sergios Theodoridis, Sabine Van Huffel

The fusion methods reported so far ignore the underlying multi-way nature of the data in at least one of the modalities and/or rely on very strong assumptions about the relation of the two datasets.

EEG ERP

Assisted Dictionary Learning for fMRI Data Analysis

no code implementations11 Oct 2016 Manuel Morante Moreno, Yannis Kopsinis, Eleftherios Kofidis, Christos Chatzichristos, Sergios Theodoridis

Extracting information from functional magnetic resonance (fMRI) images has been a major area of research for more than two decades.

Dictionary Learning

Higher-Order Block Term Decomposition for Spatially Folded fMRI Data

no code implementations15 Jul 2016 Christos Chatzichristos, Eleftherios Kofidis, Giannis Kopsinis, Sergios Theodoridis

The growing use of neuroimaging technologies generates a massive amount of biomedical data that exhibit high dimensionality.

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