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Interpolation using type I discrete cosine transform

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1 Author(s)
Zhongde Wang ; Dept. of Electr. Telecommun., Beijing Univ. of Posts & Telecommun., China

A novel interpolation method, using the type I discrete cosine transform (DCT-I), is introduced. The original definition of the DCT-I has been modified to suit this application. Three options for the modified DCT-I are proposed.

Published in:

Electronics Letters  (Volume:26 ,  Issue: 15 )