For example, the Center brings in a device that
uses electrical activity from a muscle to control a robotic gripper, which demonstrates the concept of a brain - machine interface.
The Myo armband is the first input device in the world to
use the electrical activity of muscles to control technology.
Not exact matches
For example, a standard measurement tool
used by neuromarketing is the EEG (electroencephalogram), which measures our brain's
electrical activity.
EEG (Electroencephalography), is a test
used to detect abnormalities related to
electrical activity of the brain.
For example, doctors could one day routinely
use the headsets to obtain a «quantitative measurement of depression» in patients based on their brains»
electrical activity, Agus said.
Pedaling allows you to
use some of the largest muscles in your body, your quadriceps, which stimulates muscular
electrical activity and helps combat the many negative health effects of sitting all day without movement.
The wearable technology company is the maker of the Myo armband, which detects the
electrical activity of arm muscles and translates them into computer input, so users can control technology
using gestures.
In addition, surface geophysical techniques are
used to map soil
electrical properties in 3 - D, which greatly controls soil microbial
activities.
Sleep was assessed in the children during one night with in - home electroencephalography (EEG)-- a method
used to record
electrical activity in the brain and makes it possible to identify different sleep stages — whilst parents reported their own insomnia symptoms and their children's sleep problems.
So Miguel Nicolelis at Duke University in Durham, North Carolina, and his colleagues recorded the
electrical activity in almost 500 neurons in the somatosensory and motor cortex of a monkey's brain while it thought about
using both its forelimbs.
As they slept, researchers recorded their
electrical brain - wave
activity using scalp electroencephalography (EEG).
Using an electroencephalogram (EEG) to detect
electrical activity in the brain, Emmanuelle Tognoli, Ph.D., co-principal investigator, associate research professor in FAU's Center for Complex Systems and Brain Sciences in the Charles E. Schmidt College of Science, and an expert in electrophysiology and neural, behavioral, and cognitive sciences, will examine how the tactile information from the robotic sensors is passed onto the brain to distinguish scenarios with successful or unsuccessful functional restoration of the sense of touch.
The main problem is that it is extremely difficult to measure
electrical activity deep inside the brain of a living person, and differences between the brains of living people and those of the animals and cadavers that previous studies have
used are significant.
Lionel Velly, an anesthesiologist at Mediterranean University in Marseille, France, ran an experiment in which he
used the electrodes in the other direction, to record
electrical activity in the brain.
Structural magnetic resonance imaging (MRI), which measures the anatomy and structural integrity of the brain, and magnetoencephalography (MEG), which measures magnetic fields created by the brain's
electrical activity, were
used to track potential age - related differences as groups of younger and older adults performed a memory task.
Their research technique of measuring
electrical brain
activity using an electroencephalogram (EEG) in these brain regions also predicted mild cognitive impairment (MCI), a condition that is likely to develop into Alzheimer's, with 80 per cent accuracy.
This method was mainly invented to overcome the technological barrier to measure the
activity from many neurons simultaneously,
using the assumption that each neuron tends to fire spikes of a particular waveform which serves as its own
electrical signature.
The team examined the brainwave patterns of 36 infants (17 in the first experiment and 19 in the second)
using electroencephalography (EEG), which measures patterns of brain
electrical activity via electrodes in a skull cap worn by the participants.
Scientists in the US are planning to map the brain
activity of the dragonfly as it hunts,
using a specially built backpack to transmit
electrical signals from the insect's active neurons to a computer.
They've ruined that but the University of Geneva, research is being done on sort of an amazing idea for being able to
use lasers that would be directed, shot up into the sky into storm formations, that might have a lot
electrical activity, basically creating a plasma channel to help guide the lightning down to a spot where you want it to hit so it's not just randomly hitting someplace else.
Your brain transmits information about your current location and memories of past locations over the same neural pathways
using different frequencies of a rhythmic
electrical activity called gamma waves, report neuroscientists at The University of Texas at Austin.
One answer is to measure the brain's
electrical activity using a common tool we call the electroencephalogram (EEG).
Using microelectrodes, the researchers recorded the
electrical activity of pheromone - sensitive interneurons in male American cockroaches that relay signals of female - producing sex pheromones in the antennal lobe (functional homolog to the mammalian olfactory bulb) to higher - order centers.
Binghamton researchers encrypted patient data
using a person's unique electrocardiograph (ECG)-- a measurement of the
electrical activity of the heart measured by a biosensor attached to the skin — as the key to lock and unlock the files.
Electrical and computer engineering Professor Barry Van Veen wears an electrode net
used to monitor brain
activity via EEG signals.
With that method, researchers monitor
electrical brain
activity using electrodes.
The EPOC detects brain
activity noninvasively
using electroencephalography (EEG), a measure of brain waves, via external sensors along the scalp that pick up the
electrical bustle in various parts of the furrowed surface of the brain's cortex, a region that handles higher order thoughts.
Based on years of scientific research into the root causes of the condition, the device
uses precisely timed sounds and weak
electrical pulses that activate touch - sensitive nerves, both aimed at steering damaged nerve cells back to normal
activity.
Two techniques
used in adults — functional magnetic resonance imaging (fMRI), which can measure blood flow; and electroencephalography (EEG), which measures
electrical activity in the outer layers of the brain — have their drawbacks.
As in fMRI, scientists
use these changes in blood flow to approximate
electrical activity in neurons.
Intracortical BCIs such as BrainGate
use a tiny array of implanted electrodes to pick up the
electrical activity of neurons in the motor cortex of the brain.
Brian Pollard at the University of Manchester, UK, and colleagues
used a new method called functional
electrical impedance tomography by evoked response (fEITER) to record the brain
activity of 20 people as they responded to a general anaesthetic.
Using electrophysiological methods to measure
electrical currents through cell membranes, the research group at the Institute for Physiology and Pharmacology, led by Marjan Slak Rupnik, showed that dextromethorphan extends the periods of
electrical activity in beta cells.
To find the answers, Phelps
uses the tools and principles of cognitive neuroscience, a discipline that explores how the brain gives rise to the mind: how neuroanatomy and the
electrical activity of nerve cells relate to thoughts and actions.
These are the electrocardiogram (ECG), which measures the
electrical activity of the heart
using leads on the chest, and fingertip pulse oximetry which
uses photoplethysmography.
Having outfitted the twelve participants with electrode caps, the researchers
used a measure of the brain's
electrical activity known as event - related brain potentials (ERPs) to monitor their physiological responses to different outcomes.
The team
used a quantitative electroencephalogram (QEEG), which measures
electrical activity through 19 electrodes resting on the head during specific tasks.
Even after complete spinal paralysis, the human spinal cord is able to trigger
activity in the leg muscles
using electrical pulses from an implanted stimulator.
Just as computers
use programming languages such as Java, the brain seems to have its own operating languages — a bewildering set of codes hidden in the rates and timing with which neurons fire as well as the rhythmic
electrical activities that oscillate through brain circuits.
Case Western Reserve researchers already demonstrated that a single protein plays a pivotal role in the
use of nutrients by major organs that allow for the burning of fat during exercise or regulating the heart's contractile and
electrical activity.
An intracortical BCI
uses a tiny silicon chip, just over one - sixth of an inch square, from which protrude 100 electrodes that penetrate the brain to about the thickness of a quarter and tap into the
electrical activity of individual nerve cells in the motor cortex.
First they practised activating the muscle
using an armband of sensors that picked up on the
electrical activity.
fMRI works by tracking blood flow in the brain, which can be
used as a real - time proxy for
electrical activity when neurons fire.
To determine which neural recordings corresponded to the «ignored» and «attended» speech, the team reconstructed speech patterns from the brain's
electrical activity using a mathematical model.
Rose and neuroscience doctoral student Rishi Alluri
used a novel combination of recording
electrical activity of single brain cells and blocking neurotransmitter chemicals that carry nerve signals from one nerve cell or neuron to the next.
The researchers also
used EEGs to monitor
electrical activity in the brain as the 13 people with OCD viewed images linked with their obsessions, such as cleaning toilets.
Using a tiny sensor implanted in the dACCs of the monkeys, Platt's group was able to measure the
electrical activity of single neurons.
18 healthy volunteers were monitored by
using EEG to measure the
electrical activity generated by their brains» neurons (the signalling cells) while simultaneously recording fMRI measurements.
Using these direct
electrical recordings, the team was able to test the level of high frequency neuronal
activity (a marker of neurons firing) in this region, a very precise measure which captures
activity tied to cognition processes lasting mere hundreds of milliseconds.
These
activities included turning on lights,
using electrical appliances and the continuous adjustment of the thermostat.