detecting means
1Means-ends analysis — Means Ends Analysis[1] (MEA) is a technique used in Artificial Intelligence for controlling search in problem solving computer programs. It is also a technique used at least since the 1950s as a creativity tool, most frequently mentioned in… …
2National technical means of verification — is a phrase that first appeared, but was not detailed, in the Strategic Arms Limitation Treaty (SALT) between the US and USSR. At first, the phrase reflected a concern that the Soviet Union could be particularly disturbed by public recognition of …
3Greenleaf Whittier Pickard — Infobox Scientist name = Greenleaf Whittier Pickard caption = birth date = birth date|1877|2|14 birth place = death date = death date and age|1956|1|8|1877|2|14 death place = residence =United States nationality = American field = Electrical… …
4Greenleaf Whittier Pickard — (14 février 1877 à Portland, Maine 8 janvier 1956 àNewton (Massachusetts)) était un pionnier dans le domaine radiophonique aux États Unis. Il a été chercheur dans les premiers temps de la transmission sans fil. Il a… …
5radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
6electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
7test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …
8Anti-spam techniques — To prevent e mail spam (aka unsolicited bulk email), both end users and administrators of e mail systems use various anti spam techniques. Some of these techniques have been embedded in products, services and software to ease the burden on users… …
9History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
10Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …
