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BMCBI
2006
170views more  BMCBI 2006»
15 years 7 months ago
Biclustering of gene expression data by non-smooth non-negative matrix factorization
Background: The extended use of microarray technologies has enabled the generation and accumulation of gene expression datasets that contain expression levels of thousands of gene...
Pedro Carmona-Saez, Roberto D. Pascual-Marqui, Fra...
ENVSOFT
2007
94views more  ENVSOFT 2007»
15 years 6 months ago
Automated estimation and analyses of meteorological drought characteristics from monthly rainfall data
The paper describes a new software package for automated estimation, display and analyses of various drought indices – continuous functions of precipitation that allow quantitat...
V. U. Smakhtin, D. A. Hughes
VLDB
2007
ACM
104views Database» more  VLDB 2007»
16 years 7 months ago
Extending XQuery with Window Functions
This paper presents two extensions for XQuery. The first extension allows the definition and processing of different kinds of windows over an input sequence; i.e., tumbling, slidi...
Irina Botan, Peter M. Fischer, Daniela Florescu, D...
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WWW
2009
ACM
16 years 1 months ago
Bootstrapped extraction of class attributes
As an alternative to previous studies on extracting class attributes from unstructured text, which consider either Web documents or query logs as the source of textual data, A boo...
Joseph Reisinger, Marius Pasca
ESA
2004
Springer
137views Algorithms» more  ESA 2004»
16 years 12 days ago
Fast 3-Coloring Triangle-Free Planar Graphs
We show the first o(n2 ) algorithm for coloring vertices of trianglefree planar graphs using three colors. The time complexity of the algorithm is O(n log n). Our approach can be ...
Lukasz Kowalik