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DCC
2000
IEEE
13 years 9 months ago
Summary Structures for Frequency Queries on Large Transaction Sets
As large-scale databases become commonplace, there has been signi cant interest in mining them for commercial purposes. One of the basic tasks that underlies many of these mining ...
Dow-Yung Yang, Akshay Johar, Ananth Grama, Wojciec...
DCC
2000
IEEE
13 years 9 months ago
Multi-Resolution Adaptation of the SPIHT Algorithm for Multiple Description
Multiple description codes are data compression algorithms designed with the goal of minimizing the distortion caused by data loss in packet-based or diversity communications syst...
Nedeljko Varnica, Michael Fleming, Michelle Effros
DCC
2002
IEEE
14 years 4 months ago
Rate-Based versus Distortion-Based Optimal Joint Source-Channel Coding
- We consider a joint source-channel coding system that protects an embedded wavelet bitstream against noise using a finite family of channel codes with error detection and error c...
Raouf Hamzaoui, Vladimir Stankovic