15 search results - page 1 / 3 » Low coefficient complexity approximations of the one dimensi... |
ISCAS
2002
IEEE
14 years 11 months ago
2002
IEEE
ISCAS
2007
IEEE
15 years 12 days ago
2007
IEEE
—Discrete Cosine Transform (DCT) has been widely used in image/video coding systems, where zigzag scan is usually employed for DCT coefficient organization. However, due to local...
TCSV
2002
14 years 5 months ago
2002
Transform approximations are explored for speeding up the software compression of images and video. Approximations are used to replace the regular discrete cosine transform (DCT) w...
ICASSP
2009
IEEE
15 years 26 days ago
2009
IEEE
The three-dimensional discrete cosine transform (3D DCT) has been proposed as an alternative to motion-compensated transform coding for video content. However, so far no definiti...
TIP
2008
14 years 5 months ago
2008
In this paper, we explore the application of 2-D dual-tree discrete wavelet transform (DDWT), which is a directional and redundant transform, for image coding. Three methods for sp...