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ICIP
2009
IEEE
14 years 8 months ago
Selective And Scalable Encryption Of Enhancement Layers For Dyadic Scalable H.264/avc By Scrambling Of Scan Patterns
This paper presents a new selective and scalable encryption (SSE) method for intra dyadic scalable coding framework based on wavelet/subband (DWTSB) for H.264/AVC. It has been ach...
ISCAS
1999
IEEE
124views Hardware» more  ISCAS 1999»
13 years 12 months ago
On the robustness of vector set partitioning image coders to bit errors
A vector enhancement of Said and Pearlman's Set Partitioning in Hierarchical Trees (SPIHT) methodology, named VSPIHT, has recently been proposed for embedded wavelet image co...
D. Mukherjee, S. K. Mitra
FPL
2006
Springer
112views Hardware» more  FPL 2006»
13 years 11 months ago
Real-Time Video Pixel Matching
We present an efficient implementation of a state of the art algorithm PixelMatch for matching all pixels within consecutive video frames. The method is of practical interest for ...
Jean-Baptiste Note, Mark Shand, Jean Vuillemin
SPIRE
2009
Springer
14 years 2 months ago
k2-Trees for Compact Web Graph Representation
The directed graph representation of the World Wide Web has been extensively used to analyze the Web structure, behavior and evolution. However, those graphs are huge and do not ï...
Nieves R. Brisaboa, Susana Ladra, Gonzalo Navarro
VLSID
2004
IEEE
209views VLSI» more  VLSID 2004»
14 years 8 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, ...