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  2. Constant false alarm rate - Wikipedia

    en.wikipedia.org/wiki/Constant_false_alarm_rate

    Constant false alarm rate (CFAR) detection is a common form of adaptive algorithm used in radar systems to detect target returns against a background of noise, clutter and interference. [ 1 ] Principle

  3. Automatic target recognition - Wikipedia

    en.wikipedia.org/wiki/Automatic_target_recognition

    Automatic target recognition (ATR) is the ability for an algorithm or device to recognize targets or other objects based on data obtained from sensors.. Target recognition was initially done by using an audible representation of the received signal, where a trained operator who would decipher that sound to classify the target illuminated by the radar.

  4. Passive radar - Wikipedia

    en.wikipedia.org/wiki/Passive_radar

    The concept of passive radar detection using reflected ambient radio signals emanating from a distant transmitter is not new. The first radar experiments in the United Kingdom in 1935 by Robert Watson-Watt demonstrated the principle of radar by detecting a Handley Page Heyford bomber at a distance of 12 km using the BBC shortwave transmitter at Daventry.

  5. Company behind incorrect Los Angeles alerts says it added new ...

    www.aol.com/company-behind-incorrect-los-angeles...

    Genasys' algorithm draws "alert polygons" that determine who gets the message. "If you're in the polygon, you're going to get an alert," said Genasys' Lisa Bernard.

  6. Sonar image speculated to be Amelia Earhart’s long ... - AOL

    www.aol.com/sonar-image-speculated-amelia...

    The 16-person journey mounted in September 2023 from Tarawa, Kirbati, a port near Howland Island, and the team’s unmanned submersible scanned 5,200 square miles of ocean floor.

  7. US deploys resources on drone sightings; NY to receive ... - AOL

    www.aol.com/news/us-deploying-additional...

    New York to get 'state-of-the-art' detection system. ... These photos were taken on Dec. 8 in Toms River, N.J. Drone sightings won't be a 'Hollywood movie' Rep. James Himes, D-Connecticut, in an ...

  8. Talk:Constant false alarm rate - Wikipedia

    en.wikipedia.org/wiki/Talk:Constant_false_alarm_rate

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  9. Jennifer Garner and Ben Affleck's Families Spent Christmas ...

    www.aol.com/jennifer-garner-ben-afflecks...

    Jennifer Garner and Ben Affleck spent Christmas together with their kids, according to an inside source.. The exclusive source tells PEOPLE that the exes and co-parents, both 52, celebrated the ...