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ICMCS
2000
IEEE
88views Multimedia» more  ICMCS 2000»
15 years 7 months ago
Selective Requantization for Transcoding of MPEG Compressed Video
This paper addresses the problem of bit-rate conversion of MPEG compressed video. We present selective requantization, a method for reducing the requantization errors in transcodi...
Hani Sorial, William E. Lynch, André Vincen...
FC
1999
Springer
97views Cryptology» more  FC 1999»
15 years 7 months ago
Playing "Hide and Seek" with Stored Keys
In this paper we consider the problem of efficiently locating cryptographic keys hidden in gigabytes of data, such as the complete file system of a typical PC. We describe efficie...
Adi Shamir, Nicko van Someren
DCC
1998
IEEE
15 years 7 months ago
Lossy Compression of Partially Masked Still Images
Books and magazines often contain pages containing audacious mixtures of color images and text. Our problem consists in coding the background colors of a such documents without wa...
Léon Bottou, Steven Pigeon
COMPGEOM
1996
ACM
15 years 7 months ago
Smallest Enclosing Cylinders
This paper addresses the complexity of computing the smallest-radius infinite cylinder that encloses an input set of n points in 3-space. We show that the problem can be solved in...
Elmar Schömer, Jürgen Sellen, Marek Teic...
SAC
1995
ACM
15 years 6 months ago
Design of a VLSI very high speed reconfigurable digital fuzzy processor
A trigger system in High Energy Physics Experiments (HEPE) has to decide, in few µs, if the data related to a nuclear event have to be stored or not. Normally, these data, are co...
Enzo Gandolfi, Alessandro Gabrielli, Massimo Maset...