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» New Set of Codes for the Maximum-Likelihood Decoding Problem
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EVOW
2007
Springer
15 years 3 months ago
Overcompressing JPEG Images with Evolution Algorithms
Abstract. Overcompression is the process of post-processing compressed images to gain either further size reduction or improved quality. This is made possible by the fact that the ...
Jacques Lévy Véhel, Franklin Mendivi...
GLOBECOM
2008
IEEE
15 years 4 months ago
Optimal LLR Clipping Levels for Mixed Hard/Soft Output Detection
Abstract—Consider a communications system where the detector generates a mix of hard and soft outputs, which are then fed into a soft-input channel decoder. In such a setting, it...
Ernesto Zimmermann, David L. Milliner, John R. Bar...
CORR
2010
Springer
130views Education» more  CORR 2010»
14 years 8 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
SAC
2003
ACM
15 years 3 months ago
Multiclass Text Categorization for Automated Survey Coding
Survey coding is the task of assigning a symbolic code from a predefined set of such codes to the answer given in response to an open-ended question in a questionnaire (aka surve...
Daniela Giorgetti, Fabrizio Sebastiani
DATE
2003
IEEE
117views Hardware» more  DATE 2003»
15 years 3 months ago
Exploring SW Performance Using SoC Transaction-Level Modeling
This paper presents VISTA, a new methodology and tool dedicated to analyse system level performance by executing full-scale SW application code on a transaction-level model of the...
Imed Moussa, Thierry Grellier, Giang Nguyen