A pair of headphones could do that and feed the data to your smartphone.
The Emotional-Social Intelligence Prosthesis, developed by Rana el Kaliouby and Rosalind Picard, consists of a small camera mounted on a cap or glasses that monitors a conversation partner's facial expressions and feeds the data into a hand-held computer.
It takes the form of a squeezable silicone pillow, connected to a smartphone app, that measures your "clench strength" and feeds the data back to a smartphone app via Bluetooth.
While nominally still a "foreign intelligence" agency, the NSA has become a de facto law enforcement agency by collecting bulk surveillance data within the United States and feeding the data to law enforcement agencies.
Using a camera, the system records images of circuit boards moving along the assembly line and feeds the data to a special chip in the work station that analyzes the images for defects.
At least three companies are competing in the market for subterranean wireless sensors, which monitor moisture, temperature and salinity in the soil and feed the data to a software network accessed remotely on a laptop, a handheld device or a desktop computer.
For example, SKF, a Swedish bearing manufacturer, uses sensors to measure the vibrations of machinery at strategic positions and feed the data into analysis software that can determine when a bearing is about to fail.
Costing up to £150, the devices by technology firms including Fitbit, Jawbone and Misfit are worn on the wrist or arm, monitor physical activity, steps taken, calories burnt, heart rate and quality of sleep – and feed the data directly into a smartphone.
"We were running Hurricane Katrina simulations days ahead of the landfall--very accurate ones, and feeding the data into different areas of the government," Killeen says.
Sensors in the Rheo Knee track gait, pressure and acceleration and feed the data to a tiny computer that predicts what the next stage of movement should look like.
