Tag

Neurofeedback

All articles tagged with #neurofeedback

neuroscience1 month ago•77 min saved

Dendrites Carry Tailored Teaching Signals for Brain Learning

A Nature study using a neurofeedback brain–computer interface in mice shows distal dendrites of layer-5 cortical neurons carry vectorized, neuron-specific teaching signals that encode reward and task error separate from somatic activity. These somato-dendritic residuals predict learning, and disrupting dendritic signals (via anaesthesia or layer-1 interneuron activation) impairs learning, providing the first biological evidence for a vectorized credit-assignment mechanism in the brain that parallels ideas from artificial learning systems.

via Nature|

#credit-assignment #dendrites #neocortex

neuroscience1 year ago•5 min saved

Revolutionizing Learning: Programming the Brain Without Traditional Teaching

Researchers have developed a technique to directly "write" learning patterns into the brain using real-time neurofeedback from fMRI imaging, allowing participants to learn new visual categories without explicit teaching. This method, which shapes brain activity to align with predesignated patterns, could lead to innovative treatments for neuropsychiatric and developmental disorders by reshaping brain patterns. The study highlights the potential of implicit neural training and offers new insights into the brain's learning processes.

via Neuroscience News|

#braintraining #fmri #implicitlearning

mental-health2 years ago•2 min saved

"Promising Results: Mindfulness-based fMRI Neurofeedback Reduces Depression Risk in Adolescents"

A study published in Molecular Psychiatry suggests that mindfulness-based fMRI neurofeedback shows promise as a treatment for adolescent depression. The study found that this intervention effectively reduced connectivity in the default mode network (DMN), a neurological marker of major depressive disorder. It also increased state mindfulness and enhanced central executive network regulation. However, the study had a small sample size and lacked a control group, highlighting the need for further research in this area.

via PsyPost|

#adolescent #default-mode-network #depression