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SIGPRO
2002
132views more  SIGPRO 2002»
15 years 2 months ago
Coding of 3D virtual objects with NURBS
With the advancement of computer graphics in the recent years, an increasing number of pictures, video and 3D content is generated by synthesis processing rather than acquired wit...
Diego Santa Cruz, Touradj Ebrahimi
VLSID
2004
IEEE
209views VLSI» more  VLSID 2004»
16 years 3 months ago
An Architecture for Motion Estimation in the Transform Domain
demanding algorithm of a video encoder. It is known that about 60% ~ 80% of the total computation time is consumed for motion estimation [1]. The second is its high impact on the v...
J. Lee, Narayanan Vijaykrishnan, Mary Jane Irwin, ...
TIP
1998
240views more  TIP 1998»
15 years 2 months ago
DCT-based motion estimation
—We propose novel discrete cosine transform (DCT) pseudophase techniques to estimate shift/delay between two onedimensional (1-D) signals directly from their DCT coefficients by...
Ut-Va Koc, K. J. Ray Liu
TCSV
2010
14 years 10 months ago
Subsampled Block-Matching for Zoom Motion Compensated Prediction
Motion compensated prediction plays a vital role in achieving enormous video compression efficiency in advanced video coding standards. Most practical motion compensated prediction...
Lai-Man Po, Ka-Man Wong, Kwok-Wai Cheung, Ka-Ho Ng
ICPR
2010
IEEE
15 years 8 months ago
Comparative Testing of Face Detection Algorithms
Abstract. Face detection (FD) is widely used in interactive user interfaces, in advertising industry, entertainment services, video coding, is necessary first stage for all face r...
Nikolay Degtyarev, Oleg Seredin