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BCI
2009
IEEE
16 years 1 months ago
On the Performance of SVD-Based Algorithms for Collaborative Filtering
—In this paper, we describe and compare three Collaborative Filtering (CF) algorithms aiming at the low-rank approximation of the user-item ratings matrix. The algorithm implemen...
Manolis G. Vozalis, Angelos I. Markos, Konstantino...
CISIS
2009
IEEE
16 years 1 months ago
SAMOA - A Semi-Automated Ontology Alignment Method for Systems Integration in Safety-Critical Environments
The integration of heterogeneous data sources with even heterogeneous semantic meanings poses a challenge for data and system integrators. Ontology Alignment (OA) tries to identif...
Thomas Moser, Kathrin Schimper, Richard Mordinyi, ...
DASFAA
2009
IEEE
133views Database» more  DASFAA 2009»
16 years 1 months ago
Probabilistic Ranking in Uncertain Vector Spaces
Abstract. In many application domains, e.g. sensor databases, traffic management or recognition systems, objects have to be compared based on positionally and existentially uncert...
Thomas Bernecker, Hans-Peter Kriegel, Matthias Ren...
HICSS
2009
IEEE
97views Biometrics» more  HICSS 2009»
16 years 1 months ago
Understanding Coordination in IT Project-Based Environments: An Examination of Team Cognition and Virtual Team Efficacy
Research has demonstrated how successful coordination can lead to greater organizational performance. In information technology (IT) projectbased environments, coordinating the kn...
Mark Keith, Haluk Demirkan, Michael Goul
HICSS
2009
IEEE
176views Biometrics» more  HICSS 2009»
16 years 1 months ago
Adoption of Electronic Commerce Technologies by SMEs in Malaysia
Electronic commerce (EC) offers many benefits to organizations of any size including small to medium- sized enterprises (SMEs). At this stage, there is still a need for a better u...
Sherah Kurnia, Basil Alzougool, Mazen Ali, Saadat ...