This was a useful method for detecting tornadoes before the advent of modern Doppler radar systems. A conventional radar transmitter sends out microwave pulses, and when this energy strikes an object, ...
Alexa brings a vast amount of skills to its Echos. Add basic home security to the list. With Alexa Guard enabled on a first-party Echo smart speaker, it can use its microphones for good. In this case, ...
EchoNet-Measurements shows promise against sonographers and in an external validation set but needs prospective study.
Feb. 25, 2004 — Pulmonary hypertension increases mortality in sickle cell disease, according to the results of a study published in the Feb. 26 issue of the New England Journal of Medicine. Doppler ...
Transthoracic echocardiography utilizes both visual (qualitative) and quantitative tools to evaluate cardiac structure and function Traditional techniques, such as two-dimensional and Doppler imaging, ...
Users of Amazon's video-capable Echo products can now watch video news briefs, check the latest forecast video or even stream the radar from WRAL. Users of Amazon's video-capable Echo products can now ...
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