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» A Data Transformation System for Biological Data Sources
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PVLDB
2010
97views more  PVLDB 2010»
15 years 5 months ago
TRAMP: Understanding the Behavior of Schema Mappings through Provenance
Though partially automated, developing schema mappings remains a complex and potentially error-prone task. In this paper, we present TRAMP (TRAnsformation Mapping Provenance), an ...
Boris Glavic, Gustavo Alonso, Renée J. Mill...
ICDE
2002
IEEE
128views Database» more  ICDE 2002»
16 years 8 months ago
Efficiently Ordering Query Plans for Data Integration
The goal of a data integration system is to provide a uniform interface to a multitude of data sources. Given a user query formulated in this interface, the system translates it i...
AnHai Doan, Alon Y. Halevy
JMLR
2010
144views more  JMLR 2010»
15 years 1 months ago
Maximum Margin Learning with Incomplete Data: Learning Networks instead of Tables
In this paper we address the problem of predicting when the available data is incomplete. We show that changing the generally accepted table-wise view of the sample items into a g...
Sándor Szedmák, Yizhao Ni, Steve R. ...
BMCBI
2010
165views more  BMCBI 2010»
15 years 6 months ago
Bayesian integrated modeling of expression data: a case study on RhoG
Background: DNA microarrays provide an efficient method for measuring activity of genes in parallel and even covering all the known transcripts of an organism on a single array. T...
Rashi Gupta, Dario Greco, Petri Auvinen, Elja Arja...
ESWS
2008
Springer
15 years 8 months ago
Semantic Metadata Instantiation and Consolidation within an Ontology-based Multimedia Document Management System
Abstract. Automated modeling of appropriate and valid document descriptions is a central issue for the benefit and success of an ontologybased personal document management system. ...
Annett Mitschick, Ralf Nagel 0002, Klaus Meiß...