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» The efficiency of algorithms - misconceptions
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TCSV
2008
139views more  TCSV 2008»
15 years 4 months ago
A Fast MB Mode Decision Algorithm for MPEG-2 to H.264 P-Frame Transcoding
Abstract--The H.264 standard achieves much higher coding efficiency than the MPEG-2 standard, due to its improved inter-and intra-prediction modes at the expense of higher computat...
Gerardo Fernández-Escribano, Hari Kalva, Pe...
ICIP
2001
IEEE
16 years 6 months ago
Motion estimation for low power video devices
We propose a block motion estimation (ME) algorithm that meets high quality requirements and allows for cost efficient VLSI realizations. It relies on a set of rules common to all...
Christophe De Vleeschouwer, Tord Nilsson
COCO
2004
Springer
91views Algorithms» more  COCO 2004»
15 years 8 months ago
Compression of Samplable Sources
We study the compression of polynomially samplable sources. In particular, we give efficient prefix-free compression and decompression algorithms for three classes of such sources ...
Luca Trevisan, Salil P. Vadhan, David Zuckerman
FAW
2008
Springer
127views Algorithms» more  FAW 2008»
15 years 6 months ago
Visiting a Polygon on the Optimal Way to a Query Point
Abstract. We study a constrained version of the shortest path problem in polygonal domains, in which the path must visit a given target polygon. We provide an efficient algorithm f...
Ramtin Khosravi, Mohammad Ghodsi
HCI
2007
15 years 6 months ago
Interactive Haptic Rendering of High-Resolution Deformable Objects
We present an efficient algorithm for haptic rendering of deformable bodies with highly detailed surface geometry using a fast contact handling algorithm. We exploit a layered defo...
Nico Galoppo, Serhat Tekin, Miguel A. Otaduy, Mark...