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Alfonso Reyes
Researcher at National Autonomous University of Mexico
Publications - 26
Citations - 1451
Alfonso Reyes is an academic researcher from National Autonomous University of Mexico. The author has contributed to research in topics: Coherence (statistics) & N100. The author has an hindex of 18, co-authored 26 publications receiving 1329 citations.
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EEG delta activity: an indicator of attention to internal processing during performance of mental tasks
Thalía Harmony,Thalía Fernández,Juan Silva,Jorge Bernal,Lourdes Díaz-Comas,Alfonso Reyes,Erzsébet Marosi,Mario H. Rodriguez,Miguel Rodríguez +8 more
TL;DR: A narrow band analysis is made to detect those EEG frequencies that change selectively during the performance of a mental task that requires attention to internal processing.
Journal ArticleDOI
EEG activation patterns during the performance of tasks involving different components of mental calculation
Thalía Fernández,Thalía Harmony,Mario E. Rodriguez,Jorge Bernal,Juan Silva,Alfonso Reyes,Erzsébet Marosi +6 more
TL;DR: The EEG differences observed during different components of mental calculation suggest the participation of different networks, particularly in delta and theta bands in right posterior areas and in the beta band in frontal areas.
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Maturation of the coherence of EEG activity in normal and learning-disabled children.
Erzsébet Marosi,Thalía Harmony,Luis Sánchez,Jacqueline Becker,Jorge Bernal,Alfonso Reyes,Ana E. Diaz de León,Mario E. Rodriguez,Thalía Fernández +8 more
TL;DR: Differences in brain organization, in myelogenesis and synaptogenesis and an explanation of the etiology of LD are discussed as differences in brain Organization and coherence are discussed.
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Correlation Between Eeg Spectral Parameters and an Educational Evaluation
Thalía Harmony,G. Hinojosa,Erzsébet Marosi,Jacqueline Becker,Mario E. Rodriguez,Alfonso Reyes,Catalina Rocha +6 more
TL;DR: Canonical Correlation Analysis between absolute power in different bands and the categories of the educational evaluation showed that more delta was probably related to a poor evaluation and more alpha in occipital areas to a good one, and relative power correlated more with the learning problems.
Journal ArticleDOI
Primary task demands modulate P3a amplitude.
Thalía Harmony,Jorge Bernal,Thalía Fernández,Juan Silva-Pereyra,Antonio Fernández-Bouzas,Erzsébet Marosi,Mario H. Rodriguez,Alfonso Reyes +7 more
TL;DR: The results suggest that primary task demands modulate involuntary attention processing as well as stimulus type (standard vs. deviant) but not by condition (task vs. control).