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DOLAP
2003
ACM
14 years 4 months ago
Attribute value reordering for efficient hybrid OLAP
The normalization of a data cube is the process of choosing an ordering for the attribute values, and the chosen ordering will affect the physical storage of the cube’s data. For...
Owen Kaser, Daniel Lemire
TMC
2011
137views more  TMC 2011»
13 years 5 months ago
Cognitive Medium Access: Exploration, Exploitation, and Competition
— This paper establishes the equivalence between cognitive medium access and the competitive multi-armed bandit problem. First, the scenario in which a single cognitive user wish...
Lifeng Lai, Hesham El Gamal, Hai Jiang, H. Vincent...
WAIFI
2010
Springer
192views Mathematics» more  WAIFI 2010»
14 years 3 months ago
Type-II Optimal Polynomial Bases
In the 1990s and early 2000s several papers investigated the relative merits of polynomial-basis and normal-basis computations for F2n . Even for particularly squaring-friendly app...
Daniel J. Bernstein, Tanja Lange
SIMVIS
2004
14 years 5 days ago
Evaluation and Optimization of Laser Scan Data
The digitalization of objects from the real world is of great importance, e. g., in many multimedia applications, in 3D computer graphics, and in industrial measurement. In partic...
Christian Teutsch, Erik Trostmann, Michael Weber, ...
ECCV
2008
Springer
15 years 20 days ago
Learning for Optical Flow Using Stochastic Optimization
Abstract. We present a technique for learning the parameters of a continuousstate Markov random field (MRF) model of optical flow, by minimizing the training loss for a set of grou...
Yunpeng Li, Daniel P. Huttenlocher