Researchers from UCLA Samueli School of Engineering and Stanford have demonstrated a computer system that can discover and identify the real-world objects it “sees” based on the same method of visual learning that humans use. The system is an advance in a type of technology called “computer vision,” which enables computers to read and identify […]
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MRI technique shows unique signatures of concussion in rugby players
Using MRI to study the brains of young female athletes has helped researchers develop an objective way to monitor a concussion injury. By using a technique that combines both structural and functional MRI information, Western University researchers were able to identify three unique signatures — one that shows acute brain changes after an athlete has […]
Personality and mood affect brain response to personal choice
Personality traits and mental health affect how people value personal control in decision making, according to a new study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging. Our brain’s reward and motivation systems show higher activity when we feel personal control in a situation and when we receive rewards that we’ve earned, rather than been given […]
Unique patterns of neural communications found in brains of children with autism
Think of the brain as a complex transportation hub, a place where neural traffic heads off in any number of directions to make connections while processing something as simple as a mother’s smile. Now consider the same center in a child with an autism spectrum disorder (ASD). At a time different parts of the brain […]
Abnormal vision in childhood can affect brain functions
A research team has discovered that abnormal vision in childhood can affect the development of higher-level brain areas responsible for things such as attention. The researchers from the University of Waterloo, University of British Columbia, and the University of Auckland uncovered differences in how the brain processes visual information in patients with various types of […]
Artificial intelligence helps reveal how people process abstract thought: Study of deep neural networks suggests knowledge comes via sensory experience
As artificial intelligence becomes more sophisticated, much of the public attention has focused on how successfully these technologies can compete against humans at chess and other strategy games. A philosopher from the University of Houston has taken a different approach, deconstructing the complex neural networks used in machine learning to shed light on how humans […]
Making the right connections
Researchers at VIB and KU Leuven have uncovered a new molecular interaction that governs the formation of specific functional connections between two types of neurons. It gives an important clue as to how unique interactions give shape to precisely organized neuronal networks in the brain. Pyramidal neurons are named after their cell body, which is […]
Nerve cells in the human brain can ‘count’
How do we know if we’re looking at three apples or four? Researchers at the Universities of Bonn and Tübingen are now one step closer to answering this question. They were able to demonstrate that some brain cells fire mainly for quantities of three, others for quantities of four and others for other quantities. A […]
We may hear others’ footsteps, but how do we ignore our own?
A team of scientists has uncovered the neural processes mice use to ignore their own footsteps, a discovery that offers new insights into how we learn to speak and play music. The research is reported in the journal Nature. “The ability to ignore one’s own footsteps requires the brain to store and recall memories and […]
New sensors track dopamine in the brain for more than year: Tiny probes could be useful for monitoring patients with Parkinson’s and other diseases
Dopamine, a signaling molecule used throughout the brain, plays a major role in regulating our mood, as well as controlling movement. Many disorders, including Parkinson’s disease, depression, and schizophrenia, are linked to dopamine deficiencies. MIT neuroscientists have now devised a way to measure dopamine in the brain for more than a year, which they believe […]