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IPAS
2007
14 years 14 days ago
Prediction of signs of DCT coefficients in block-based lossy image compression
A practical impossibility of prediction of signs of DCT coefficients is generally accepted. Therefore each coded sign of DCT coefficients occupies usually 1 bit of memory in compr...
Nikolay N. Ponomarenko, Andriy V. Bazhyna, Karen O...
GECCO
2010
Springer
187views Optimization» more  GECCO 2010»
14 years 2 days ago
Mirrored variants of the (1, 2)-CMA-ES compared on the noiseless BBOB-2010 testbed
Derandomization by means of mirroring has been recently introduced to enhance the performances of (1, λ)-EvolutionStrategies (ESs) with the aim of designing fast robust local sea...
Anne Auger, Dimo Brockhoff, Nikolaus Hansen
CF
2005
ACM
14 years 1 days ago
On the energy-efficiency of speculative hardware
Microprocessor trends are moving towards wider architectures and more aggressive speculation. With the increasing transistor budgets, energy consumption has become a critical desi...
Nana B. Sam, Martin Burtscher
CEC
2007
IEEE
13 years 12 months ago
Flexibility of design variables to pareto-optimal solutions in multi objective optimization problems
Abstract— In this paper, we propose the concept of the flexibility of design variables to Pareto-optimal solutions in MultiObjective Optimization problems. In addition, we intro...
Tomoyuki Hiroyasu, Shinpei Chino, Mitsunori Miki
IQIS
2007
ACM
13 years 11 months ago
Accuracy of Approximate String Joins Using Grams
Approximate join is an important part of many data cleaning and integration methodologies. Various similarity measures have been proposed for accurate and efficient matching of st...
Oktie Hassanzadeh, Mohammad Sadoghi, Renée ...