... Standard, Van Nostrand Reinhold, New York, NY,USA, 1992.[12] K. R. Rao and P. Yip, Discrete Cosine Transform: Algorithms,Advantages, and Applications, Academic Press, San Diego,Calif, USA, ... and image quality even at low bit rates.1. IntroductionRaw or uncompressed multimedia data such as graphics,still images, audio, and video requires substantial storagecapacity and transmission ... Because of its data reduction capability, DWThas become a standard method in the image compressionapplications. In the wavelet compression, the image data istransformed and compressed as a...