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TRS
2008
15 years 3 months ago
Local and Global Approximations for Incomplete Data
Abstract. For completely specified decision tables lower and upper approximations are unique, the lower approximation is the largest definable set contained in the approximated set...
Jerzy W. Grzymala-Busse, Wojciech Rzasa
BMCBI
2008
87views more  BMCBI 2008»
15 years 4 months ago
Global rank-invariant set normalization (GRSN) to reduce systematic distortions in microarray data
Background: Microarray technology has become very popular for globally evaluating gene expression in biological samples. However, non-linear variation associated with the technolo...
Carl R. Pelz, Molly Kulesz-Martin, Grover Bagby, R...
GISCIENCE
2010
Springer
215views GIS» more  GISCIENCE 2010»
15 years 4 months ago
Microtheories for Spatial Data Infrastructures - Accounting for Diversity of Local Conceptualizations at a Global Level
The categorization of our environment into feature types is an essential prerequisite for cartography, geographic information retrieval, routing applications, spatial decision supp...
Stephanie Duce, Krzysztof Janowicz
TPCG
2003
IEEE
15 years 9 months ago
Developing a Global Repository and Showplace for Imagery Data
This working in progress paper describes the development of a web service that provides a 3D (VRML) virtual environment for automated management and exhibition of imagery data. Wi...
Ann Smith, Min Chen, Mike F. Webster
DATASCIENCE
2007
84views more  DATASCIENCE 2007»
15 years 4 months ago
Open Data for Global Science
The digital revolution has transformed the accumulation of properly curated public research data into an essential upstream resource whose value increases with use.1 The potential...
Paul F. Uhlir, Peter Schröder