See also. 1  Discovery of cosmic microwave background radiation. 2  Generationârecombination noise. 3  Matched filter for noise reduction in modems. 4  Noise reduction and noise cancellation for audio and images. 5  Error correction for digital signals subject to noise. 6  Phonon noise.
The city of Greenville was incorporated in 1831 and adopted the Council-Manager form of government in 1976. The Council-Manager form consists of an elected City Council, which is responsible for policy making, and a professional City Manager, appointed by the council, who is responsible for administration.
Madison County was created in 1827. It was named for James Madison, fourth President of the United States of America, who served from 1809 to 1817. The small hamlet of Greenville in Madison County was the childhood home of rhythm and blues giant Ray Charles.