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Alexandre Sayal
Alexandre Sayal
Coimbra Institute for Biomedical Imaging and Translational Research (CIBIT)
Verified email at uc.pt - Homepage
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Cited by
Cited by
Year
Targeting dynamic facial processing mechanisms in superior temporal sulcus using a novel fMRI neurofeedback target
B Direito, J Lima, M Simões, A Sayal, T Sousa, M Lührs, C Ferreira, ...
Neuroscience 406, 97-108, 2019
312019
Self-modulation of premotor cortex interhemispheric connectivity in a real-time functional magnetic resonance imaging neurofeedback study using an adaptive approach
J Pereira, B Direito, A Sayal, C Ferreira, M Castelo-Branco
Brain Connectivity 9 (9), 662-672, 2019
212019
Training the social brain: Clinical and neural effects of an 8-week real-time functional magnetic resonance imaging neurofeedback Phase IIa Clinical Trial in Autism
B Direito, S Mouga, A Sayal, M Simões, H Quental, I Bernardino, R Playle, ...
Autism 25 (6), 1746-1760, 2021
172021
Identification of competing neural mechanisms underlying positive and negative perceptual hysteresis in the human visual system
A Sayal, T Sousa, JV Duarte, GN Costa, R Martins, M Castelo-Branco
NeuroImage 221, 117153, 2020
172020
How much of the BOLD-fMRI signal can be approximated from simultaneous EEG data: relevance for the transfer and dissemination of neurofeedback interventions
M Simoes, R Abreu, B Direito, A Sayal, J Castelhano, P Carvalho, ...
Journal of Neural Engineering 17 (4), 046007, 2020
102020
Evidence for distinct levels of neural adaptation to both coherent and incoherently moving visual surfaces in visual area hMT+
T Sousa, A Sayal, JV Duarte, GN Costa, R Martins, M Castelo-Branco
NeuroImage 179, 540-547, 2018
72018
Volitional modulation of the left DLPFC neural activity based on a pain empathy paradigm—a potential novel therapeutic target for pain
C Travassos, A Sayal, B Direito, J Castelhano, M Castelo-Branco
Frontiers in Neurology 11, 549032, 2020
62020
The boundaries of state-space Granger causality analysis applied to BOLD simulated data: A comparative modelling and simulation approach
TT Fernandes, B Direito, A Sayal, J Pereira, A Andrade, M Castelo-Branco
Journal of Neuroscience Methods 341, 108758, 2020
42020
Neurofeedback-dependent influence of the ventral striatum using a working memory paradigm targeting the dorsolateral prefrontal cortex
DJ Pereira, A Sayal, J Pereira, S Morais, A Macedo, B Direito, ...
Frontiers in Behavioral Neuroscience 17, 1014223, 2023
32023
Assessing MR-compatibility of somatosensory stimulation devices: A systematic review on testing methodologies
C Travassos, A Sayal, B Direito, J Pereira, T Sousa, M Castelo-Branco
Frontiers in Neuroscience 17, 1071749, 2023
22023
Optimization of a motor imagery paradigm for self-modulation of bilateral premotor interhemispheric functional connectivity in fMRI neurofeedback
J Pereira, B Direito, A Sayal, C Ferreira, M Castelo-Branco
XV Mediterranean Conference on Medical and Biological Engineering and …, 2020
22020
Inner speech in portuguese: Acquisition methods, database and first results
C Ferreira, A Sayal, B Direito, M Simões, P Martins, C Oliveira, ...
International Conference on Computational Processing of the Portuguese …, 2018
22018
Functional mapping of inner speech areas: A preliminary study with Portuguese speakers
C Ferreira, B Direito, A Sayal, M Simões, I Cadório, P Martins, M Lousada, ...
International Conference on Speech and Computer, 166-176, 2018
22018
A human cortical adaptive mutual inhibition circuit underlying competition for perceptual decision and repetition suppression reversal
T Sousa, A Sayal, JV Duarte, GN Costa, M Castelo-Branco
NeuroImage 285, 120488, 2024
12024
Directly exploring the neural correlates of feedback-related reward saliency and valence during real-time fMRI-based neurofeedback
B Direito, M Ramos, J Pereira, A Sayal, T Sousa, M Castelo-Branco
Frontiers in Human Neuroscience 14, 578119, 2021
12021
Brain Connectivity Analysis for real-time fMRI Neurofeedback Experiments
AS Campos
University of Coimbra, 2016
12016
Functional and structural connectivity success predictors of real-time fMRI neurofeedback targeting DLPFC: Contributions from central executive, salience, and default mode networks
DJ Pereira, J Pereira, A Sayal, S Morais, A Macedo, B Direito, ...
Network Neuroscience 8 (1), 81-95, 2024
2024
Decoding Music-Evoked Valence and Arousal: Unraveling the Neural Correlates of Naturalistic Music Characteristics through fMRI
A Sayal, AG Guedes, I Almeida, DJ Pereira, C Lima, R Panda, RP Paiva, ...
bioRxiv, 2024.02. 27.582309, 2024
2024
A Pattern Recognition Framework to Investigate the Neural Correlates of Music
AG Guedes, A Sayal, R Panda, RP Paiva, B Direito
29th Portuguese Conference on Pattern Recognition (RECPAD 2023), 26-27, 2023
2023
IMPACT OF GENDER, STIMULATION FREQUENCY, AND ELECTRODE POSITION ON THE PERCEPTION THRESHOLDS FOR UPPER-LIMB ELECTRICAL STIMULATION
AC Travassos, A Sayal, B Direito, T Sousa, M Castelo-Branco
IBRO Neuroscience Reports 15, S721, 2023
2023
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