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BMCBI
2008
95views more  BMCBI 2008»
14 years 10 months ago
Unsupervised reduction of random noise in complex data by a row-specific, sorted principal component-guided method
Background: Large biological data sets, such as expression profiles, benefit from reduction of random noise. Principal component (PC) analysis has been used for this purpose, but ...
Joseph W. Foley, Fumiaki Katagiri
JSW
2008
163views more  JSW 2008»
14 years 9 months ago
Model-Driven User Requirements Specification using SysML
Requirements engineering is an important phase in a system's life cycle. When poorly performed, various problems may occur, such as failures, cost overrun and delays. The incr...
Michel dos Santos Soares, Jos L. M. Vrancken
ICDT
2009
ACM
166views Database» more  ICDT 2009»
15 years 10 months ago
A compositional framework for complex queries over uncertain data
The ability to flexibly compose confidence computation with the operations of relational algebra is an important feature of probabilistic database query languages. Computing confi...
Christoph Koch, Michaela Götz
CORR
2010
Springer
127views Education» more  CORR 2010»
14 years 4 months ago
Complexity of Data Dependence problems for Program Schemas with Concurrency
am analysis and has been widely studied. In this paper we consider this problem at the abstraction level of program schemas in which computations occur in the Herbrand domain of te...
Sebastian Danicic, Robert M. Hierons, Michael R. L...
TWC
2008
156views more  TWC 2008»
14 years 9 months ago
Low-Complexity Map Channel Estimation for Mobile MIMO-OFDM Systems
Abstract-- This paper presents a reduced-complexity maximum a posteriori probability (MAP) channel estimator with iterative data detection for orthogonal frequency division multipl...
Jie Gao, Huaping Liu