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2009
ACM
15 years 11 months ago
Web 2.0-based social informatics data grid
The Social Informatics Data Grid (SIDGrid) is a new cyberinfrastructure designed to transform how social and behavioral scientists collect and annotate data, collaborate and share...
Wenjun Wu, Thomas D. Uram, Michael E. Papka
ESWS
2010
Springer
15 years 11 months ago
Making the Semantic Data Web Easily Writeable with RDFauthor
Abstract. In this demo we present RDFauthor, an approach for authoring information that adheres to the RDF data model. RDFauthor completely hides syntax as well as RDF and ontology...
Sebastian Tramp, Norman Heino, Sören Auer, Ph...
SIGKDD
2010
128views more  SIGKDD 2010»
15 years 1 months ago
On cross-validation and stacking: building seemingly predictive models on random data
A number of times when using cross-validation (CV) while trying to do classification/probability estimation we have observed surprisingly low AUC's on real data with very few...
Claudia Perlich, Grzegorz Swirszcz
ER
2004
Springer
90views Database» more  ER 2004»
16 years 3 days ago
WUML: A Web Usage Manipulation Language for Querying Web Log Data
In this paper, we develop a novel Web Usage Manipulation Language (WUML) which is a declarative language for manipulating Web log data. We assume that a set of trails formed by use...
Qingzhao Tan, Yiping Ke, Wilfred Ng
AUTOMATICA
2006
94views more  AUTOMATICA 2006»
15 years 6 months ago
Subspace identification for FDI in systems with non-uniformly sampled multirate data
This paper proposes a novel subspace approach towards direct identification of a residual model for fault detection and isolation (FDI) in a system with non-uniformly sampled mult...
Weihua Li, Zhengang Han, Sirish L. Shah