EOG tracks eye movements by measuring changes in the eye's electric potential field.
By measuring changes in the resistance to the current, scientists recorded variations in subsurface densities, evidence of buried building foundations and street pavements.
The effectiveness of behavioral intervention programs can be assessed by measuring changes in behavior using reliable and valid instruments.
Near-infrared spectroscopy (NIRS) was employed for providing neurofeedback by measuring changes in oxygenated hemoglobin in the prefrontal cortex.
The grafting was followed by measuring changes in the amount of carboxylic and aliphatic-aromatic ester groups.
It's a study that seeks to answer HOW and WHY paternal care evolved in our species by measuring changes in hormone levels in fathers.
Capacitor readers capture fingerprints by measuring changes in an electric charge caused by the presence of a fingerprint ridge or valley.
This sensor protein can be expressed in the parasite, allowing the researchers to measure heme levels in parasites by measuring changes in fluorescence.
American space experts had calculated that debris from China's antisatellite test might hit the $1.3 billion spacecraft, which can gauge environmental health by measuring changes in the greenness of the planet's surface.
The researchers used skin tests for each allergen, and then assessed the reaction by measuring changes in the amount of air exhaled and in the amount of nitric oxide in the air (a sign of irritation), plus changes in phlegm.
The company, Pheromone Sciences Corporation, has developed a wristwatch that can also predict when a woman will ovulate by measuring changes in chloride ions on the surface of her skin.
