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Stanford University (officially Leland Stanford Junior University) [11] [12] is a private research university in Stanford, California, United States.It was founded in 1885 by railroad magnate Leland Stanford, the eighth governor of and then-incumbent senator from California, and his wife, Jane, in memory of their only child, Leland Jr.
A discrete cosine transform (DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different frequencies.The DCT, first proposed by Nasir Ahmed in 1972, is a widely used transformation technique in signal processing and data compression.