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Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [ 1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...
PPG Industries. PPG Industries, Inc. is an American Fortune 500 company and global supplier of paints, coatings, and specialty materials. With headquarters in Pittsburgh, Pennsylvania, PPG operates in more than 70 countries around the globe. By revenue it is the largest coatings company in the world followed by Sherwin-Williams. [ 2]
A photoplethysmogram ( PPG) is an optically obtained plethysmogram that can be used to detect blood volume changes in the microvascular bed of tissue. [ 1][ 2] A PPG is often obtained by using a pulse oximeter which illuminates the skin and measures changes in light absorption. [ 3] A conventional pulse oximeter monitors the perfusion of blood ...
Identification, friend or foe ( IFF) is a combat identification system designed for command and control. It uses a transponder that listens for an interrogation signal and then sends a response that identifies the broadcaster. IFF systems usually use radar frequencies, but other electromagnetic frequencies, radio or infrared, may be used. [ 1]
And together, we can take them back if we want to,” he said. “Sustained attention is at the heart of all human achievement,” said Hari, noting that no athlete is bringing their phone to ...
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Artificial consciousness. Artificial consciousness, [ 1] also known as machine consciousness, [ 2][ 3] synthetic consciousness, [ 4] or digital consciousness, [ 5] is the consciousness hypothesized to be possible in artificial intelligence. [ 6] It is also the corresponding field of study, which draws insights from philosophy of mind ...
Artificial intelligence (AI), in its broadest sense, is intelligence exhibited by machines, particularly computer systems.It is a field of research in computer science that develops and studies methods and software that enable machines to perceive their environment and use learning and intelligence to take actions that maximize their chances of achieving defined goals. [1]