Researchers are developing sensors that pick up the subtle changes in the larynx and mouth when words are formed, even if there is little or no air going through the windpipe.
Yet subtle changes are afoot.
Though it is di? Cult to grow trees in the saline-alkali soil, the ground cover and wetland vegetation are rich and vary in response to subtle changes in the water table and PH values.
The system monitors subtle changes in seven streams of real-time data, such as respiration, heart rate and blood pressure.
