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» Characterization Results for Time-Varying Codes
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TIT
2010
112views Education» more  TIT 2010»
13 years 2 months ago
Asymmetric multilevel diversity coding and asymmetric Gaussian multiple descriptions
We consider the asymmetric multilevel diversity (A-MLD) coding problem, where a set of 2 K 1 information sources, ordered in a decreasing level of importance, is encoded into K me...
Soheil Mohajer, Chao Tian, Suhas N. Diggavi
SCOPES
2004
Springer
14 years 1 months ago
An Automated C++ Code and Data Partitioning Framework for Data Management of Data-Intensive Applications
An automated framework for code and data partitioning for the needs of data management is presented. The goal is to identify the main data types from the data management perspectiv...
Athanasios Milidonis, Grigoris Dimitroulakos, Mich...
CORR
2010
Springer
130views Education» more  CORR 2010»
13 years 6 months ago
Fractional Repetition Codes for Repair in Distributed Storage Systems
Abstract—We introduce a new class of exact MinimumBandwidth Regenerating (MBR) codes for distributed storage systems, characterized by a low-complexity uncoded repair process tha...
Salim Y. El Rouayheb, Kannan Ramchandran
TIT
2010
103views Education» more  TIT 2010»
13 years 2 months ago
Analysis of absorbing sets and fully absorbing sets of array-based LDPC codes
The class of low-density parity-check (LDPC) codes is attractive, since such codes can be decoded using practical message-passing algorithms, and their performance is known to app...
Lara Dolecek, Zhengya Zhang, Venkat Anantharam, Ma...
TIT
2010
61views Education» more  TIT 2010»
13 years 2 months ago
Tunstall code, Khodak variations, and random walks
A variable-to-fixed length encoder partitions the source string into variable-length phrases that belong to a given and fixed dictionary. Tunstall, and independently Khodak, desig...
Michael Drmota, Yuriy A. Reznik, Wojciech Szpankow...